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  • $50 hourly
    • 5.0/5
    • (16 jobs)
    Experienced Dev-Ops and Cloud Engineer with 8 years of expertise serving startups and enterprise clients 🚀. Specializing in AWS Cloud solutions ☁️, Infrastructure as Code 🏗️, Docker 🐳, Kubernetes ☸️, CI/CD ♾️, serverless architectures ⚡ and microservices. Certified AWS Cloud Solutions Architect and DevOps expert 🏅. Dedicated to ensuring high performance and reliability through advanced monitoring and observability practices. Greetings! I'm Artur, DevOps/Cloud Engineer & Serverless Enthusiast from Poland 🇵🇱 I have been involved in software development for over 8 years. “You can't do today's job with yesterday's methods and be in business tomorrow" My main goal at work is to deliver value to my clients. I do my best to understand the client's needs and design and provide a tailor-made solution based on these needs. Let's bring modern architecture and technology innovation to your business to help you earn money, save money, or both! During my career path, I have worked in many roles, thanks to which my competence is quite wide. AWS Cloud Engineer ☁️ - Cloud migration. Helping migrate existing infrastructure/applications to AWS - Cloud cost optimization. Analyzing cloud usage and identifying areas to reduce spending without affecting performance or functionality. - Cloud security and compliance. Helping ensure cloud infrastructure and applications to be are secure and compliant with relevant regulations and standards. - Cloud performance optimization. Optimize the performance of cloud applications by analyzing and fine-tuning cloud resources like storage, network, and compute - Designing and deploying cloud-ready services according to 12 Factor-App methodology DevOps & SRE ⚙️ - Developing and implementing CI/CD pipelines and releases process. Using mainly GitHub Actions, and other similar products eg. GitLab, Bitbucket Pipelines, and CircleCI. - Managing microservices platforms based on Docker. Extensive experience in deploying services with AWS ECS and Kubernetes. - Automating infrastructure provisioning and configuration management using tools like Terraform, CloudFormation or AWS CDK. - Ensuring system monitoring. Planning infrastructure responsible for monitoring and component configuration (metrics, dashboards, alarms, and notifications). Experience with ELK Stack, Prometheus, Grafana, Loki, Cloud Watch, and DataDog. - Centralized management of permissions, secrets, and credentials using HashiCorp Vault - Designing and implementing disaster recovery, business continuity, and backup plans. Infrastructure failure prevention using Chaos testing approach. - Infrastructure performance monitoring. Detection of bottlenecks and anomalies. Automate handling of critical events. Software Developer 🧑🏼‍💻 - Backend developer experienced with Java, Kotlin, Node, JavaScript, and TypeScript. - Knowledge of the Spring Framework ecosystem. - Experienced in designing and implementing APIs, including REST, GraphQL, and gRPC. - Knowledge of various database solutions, such as relational databases (e.g. MySQL, PostgreSQL) and NoSQL databases (e.g. Redis, DynamoDB), and ORMs like Hibernate. - familiar with the TDD approach. JUnit/Mockito/Jest are always in my toolbox. More info about me in my Link Bio: abartosik.dev 🌐
    Featured Skill CI/CD
    Microservice
    Grafana
    Prometheus
    Node.js
    Java
    Spring Boot
    Serverless Computing
    Cloud Computing
    AWS Lambda
    Kubernetes
    Terraform
    Cloud Architecture
    Docker
    Amazon Web Services
  • $55 hourly
    • 5.0/5
    • (8 jobs)
    ⚡️ DevOps Engineer 7 years experience ⚡️ 🔧 AWS - GCP Cloud - Digital Ocean | Python - Bash | Kubernetes - Docker & Docker Compose | Collaborative & Problem-Solving | Git | Github Action | CI/CD | Postgres & ORM ⚡️ Web Dev: React/Next, TS/JS, TailwindCSS, Supabase, Vercel, Railway ⚡️ DevOps Engineer, I bring a wealth of technical expertise in building and managing highly available, scalable, and fault-tolerant software systems. I am proficient in a range of DevOps tools: 🛠️ Including 🛠️ ✅Git,Jenkins, ✅Ansible - Terraform ✅Kubernetes - Docker - Docker Compose ✅ Various major cloud prodivder: AWS, GCP, DigitalOcean ... ✅ Grafana - Prometheus - Logtail - Graylog ✅ Python - Bash I have experience designing and implementing CI/CD pipelines with 0 downtime (rollingUpdate), infrastructure as code (TerraForm) monitoring and logging solutions. I have a strong understanding of software development methodologies, including agile, Scrum, and Kanban, and possess hands-on experience in automating testing, deployment, and monitoring processes. My ability to write scripts in languages such as Python, Bash & Terraform has helped me automate various tasks, improve efficiency, and reduce manual errors. With a keen eye for detail and a passion for delivering high-quality software releases, I am adept at troubleshooting and resolving complex technical issues, working collaboratively across teams, and continuously improving processes to achieve business objectives. 🌱 I'm also a Web dev focusing on the React environment, my stack of choice is: NextJS / TS / TailwindCSS / Supabase (backend) / Vitest / Zustand 🌱
    Featured Skill CI/CD
    Python
    Prompt Engineering
    Midjourney AI
    AI Consulting
    Make.com
    ChatGPT API Integration
    ChatGPT
    Python Script
    Next.js
    React
    GitHub
    DevOps
    Bash Programming
    Docker
  • $57 hourly
    • 4.8/5
    • (9 jobs)
    LinkedIn: /in/mlowczynski/ 🚀 Are you searching for a highly skilled C++/Qt developer who can bring your software projects to life? Look no further! I am an experienced professional with a strong passion for crafting high-quality, efficient, and innovative solutions. Why Choose Me? ✅ C++ Expertise: I have a deep understanding of C++ and a proven track record of delivering clean, maintainable, and performant code. Whether it's application development, system-level programming, or embedded systems, I've got you covered. ✅ CMake & Build Systems: I specialize in CMake and creating customized build systems to streamline your software development process, ensuring smooth and reliable project builds. ✅ Linux & Embedded Development: With extensive experience in Linux development, I'm well-versed in creating software for embedded systems and optimizing applications for the Linux environment. ✅ Yocto Expert: Yocto Project is my toolkit for building and customizing Linux distributions and applications tailored to your specific requirements. ✅ Qt & QML: I excel in Qt application development, creating intuitive user interfaces that enhance the user experience. I'm proficient in harnessing the power of Qt and QML for responsive UIs. ✅ Qt3D & 3D Visualization: Need 3D elements in your application? I'm well-versed in Qt3D and can help you integrate captivating 3D visuals into your software. ✅ Python & PyQt: I have expertise in Python and PyQt, enabling me to deliver versatile cross-platform solutions with a strong focus on code quality and performance. ✅ PyQt3D: If you require 3D user interfaces, I'm skilled in PyQt3D, making your applications visually engaging and interactive. ✅ OpenGL & GLSL: My proficiency in OpenGL and GLSL allows me to create high-performance, graphics-intensive applications and shader development. ✅ AWS & Cloud Integration: I can seamlessly integrate cloud services, especially AWS, to build scalable, secure, and reliable cloud-based applications. ✅ CI/CD Implementation: Modern software development requires efficient CI/CD pipelines. I can establish automated pipelines to optimize testing and deployment processes. What Can I Do for You? 🔹 Design and develop C++ applications for Linux, embedded systems, and cross-platform solutions. 🔹 Create intuitive and responsive Qt applications with a strong emphasis on user experience. 🔹 Implement cloud integration with AWS for scalable and secure cloud-based solutions. 🔹 Optimize build systems using CMake to ensure reliable project builds. 🔹 Utilize Yocto for building and customizing Linux distributions and applications tailored to your specific requirements. 🔹 Set up CI/CD pipelines for automated testing and efficient deployment. 🔹 Develop high-performance applications using OpenGL and GLSL for graphics-intensive tasks. Why Should You Hire Me? I am committed to delivering high-quality, on-time solutions and prioritize effective communication with clients. By choosing me, you're not just hiring a developer; you're partnering with a dedicated professional who understands your goals and can turn your vision into a reality. Ready to take your project to new heights? Let's connect and discuss your requirements. I'm eager to collaborate with you and help you achieve your software development objectives.
    Featured Skill CI/CD
    CMake
    Windows App Development
    AWS Development
    Bash
    Lua
    Embedded Linux
    Boost
    QML
    Python
    Git
    Docker
    Linux
    Qt Framework
    C++
  • $115 hourly
    • 5.0/5
    • (6 jobs)
    A highly skilled C++ & C# & Python AI developer with over 6 years of experience in designing, developing, and optimizing high-performance systems, with a strong focus on algorithm design and optimization. I have a solid foundation in C++ (C++11/14/17), STL, multithreading, and system architecture, and I’ve successfully delivered numerous projects across industries like finance, telecommunications, and embedded systems. I specialize in developing scalable, multithreaded applications that handle millions of requests per second, and optimizing algorithms for real-time data processing and system efficiency. My expertise in algorithmic problem-solving and performance tuning, combined with my leadership in development teams, ensures that I can deliver cutting-edge solutions for even the most complex projects. Here’s what I bring to the table: Strong Algorithm Design Skills: Extensive experience in designing, optimizing, and implementing efficient algorithms for high-performance systems. Proficiency in C++, STL, and Boost libraries: Deep knowledge of core libraries and frameworks for creating efficient, scalable solutions. Multithreading & Asynchronous Communication: Expertise in building real-time, multithreaded applications using Boost.Asio. Real-Time Data Processing & Optimization: Experience optimizing algorithms with OpenMP and OpenCV to enhance processing speed and system performance. Cross-Platform Development: Skilled in building high-performance applications for Windows, Linux, and macOS using Qt. System Architecture & Performance Tuning: Deep understanding of system-level performance optimization, memory management, and efficient resource use. Key Skills: C++ (C++11/14/17), STL, Boost Algorithm Design & Optimization Multithreading & Asynchronous Programming (Boost.Asio) High-Performance Systems Design Real-Time Data Processing (OpenMP, OpenCV) Cross-Platform Development (Qt) System Architecture & Performance Tuning Unit & Integration Testing (Boost.Test) Embedded Systems Development Python (for scripting, ETL, data processing) Git, CI/CD, Docker, Linux If you're looking to design a high-performance system, optimize your algorithms, or need an expert in C++ or Python to solve complex technical challenges, I’m here to help. Let’s discuss how I can bring value to your project and ensure its success. Availability: Full-time / Part-time / Project-based Keyword: Linux, Docker, Git, CI/CD, Python, C++, C#, STL, Boost, Boost.Asio, OpenMP, OpenCV, Qt, Multithreading, Algorithm Design, Algorithm Optimization, High-Performance Systems, System Architecture, Real-Time Data Processing, Scalable Applications, Embedded Systems, Finance, Telecommunications, Memory Management, Performance Tuning, Unit Testing, Integration Testing, Boost.Test, Scripting, ETL, AI Developer, Full-Time, Part-Time, Project-Based
    Featured Skill CI/CD
    Linux
    Docker
    Git
    Python
    Boost
    OpenCV
    OpenMP
    Algorithm Development
    C++
  • $80 hourly
    • 5.0/5
    • (9 jobs)
    I am looking for a challenging work in which I can fully utilize and further develop the professional skills that I have acquired in my 9 years of working experiences, also utilize the knowledge, strong communication, leadership, architect, and organizational skills I have developed to solve problems and help a company to meet its goals. Highlights : • IT DevOps/Software engineer with 10 years of experience in administration, automation, and systems monitoring • certified AWS Solution Architect • practical experience in architecting of IT solutions • experience in leading people and development processes • experience in design of architecture of infrastructure • expertise in administration of Linux systems, databases, high load systems, automation, monitoring systems, and CI/CD processes
    Featured Skill CI/CD
    Infrastructure as Code
    Ansible
    Cloud Architecture
    Kubernetes
    Terraform
    Software Architecture & Design
    AWS CloudFront
    Linux System Administration
    Python
  • $35 hourly
    • 5.0/5
    • (8 jobs)
    🚀 **Back End Developer and Integrations Specialist** I am a highly skilled Back End Developer and DevOps professional. My expertise spans cloud deployments, web development, and data analytics, bringing innovative and scalable solutions to every project. 🌐 **Web Development and AI Integration Expertise:** With over 6 years in IT system analysis and 2 years focusing on web development, my skillset includes: - **Backend Development**: Crafting efficient, scalable backend systems using Python, Django, Fast and RESTful APIs. - **AI and Automation**: Building advanced AI-powered solutions, and integrating AI API to enhance decision-making processes. - **Web Scraping & Data Collection**: Extracting valuable insights with tools like Selenium, BeautifulSoup, and Requests for accurate, real-time data gathering. 🌟 Key Strengths: *Kubernetes and Docker: Expertise in containerization and orchestration, ensuring seamless deployment and management of applications. *Terraform: Skilled in infrastructure as code, automating and optimizing cloud infrastructure with best practices. Cloud Platforms: Extensive experience across AWS, delivering scalable and secure cloud solutions. CI/CD Tools: Proficient in CI/CD pipelines using YAML, GitHub Actions, and GitLab CI for continuous integration and deployment. Monitoring Tools: Familiar with Grafana, and AWS Cloud Watch, ensuring effective monitoring and performance optimization. 🔧 **Tech Stack:** ✔Programming languages: Python, CSS, HTML ✔UI UX Tools: Figma, Framer, WixStudio ✔Blockchain: KYC, Payment Gateway integration ✔Front-end Technologies: HTML5, CSS3, Bootstrap, jQuery ✔Development Frameworks: Django, Flask, FastAPI, RestFull ✔Databases: MSSQL, MySql, RDS, DynamoDB ✔Database Development: DjangoORM, AWS DynamoDB SDK ✔APIs: Facebook API, E-Commerce API, Twilio API, PostMan, PubMed, ClinicalTrials ✔Servers: Windows Azure, AWS, SQL Server ✨ **Why Choose Me:** With a blend of Backend development, Cloud and DevOps expertise, I deliver high-impact solutions that align with business goals. My problem-solving skills, combined with a collaborative mindset and a passion for innovation, set me apart in every project. ✨ Proven Track Record: Successfully delivered numerous projects, meeting and exceeding client expectations. 🎯 Client-Centric Approach: I prioritize understanding your business goals to deliver solutions that align perfectly with your objectives. 💼 Project Management: Proficient in the double triangle methodologies, ensuring projects are delivered on time and within budget, while keeping client satisfaction. 🌐Practical experience in analytics and support give me an advantage over other developers because I troubleshoot issues while keeping deadlines and productivity, putting together data that is relevant for business impact. 🚀 Let’s collaborate and drive your business forward with cutting-edge Cloud, AI, and Web development solutions!
    Featured Skill CI/CD
    SQL
    GitLab
    pandas
    AWS Application
    Django
    Selenium
    Random Forest
    Python
  • $35 hourly
    • 3.1/5
    • (63 jobs)
    Hello, everyone! My name is Eugene. I have more 15 years experience system/network administrator and 5 years like DevOps I am the administrator of Linux and Windows servers. I do not violate the terms of work, I work with strict observance of requirements. My skills: Cloud provides AWS/GCP/Azure/Digital Ocean Linux Servers Ubuntu/CentOS/Debian/Redhat Windows server 2003,2008,2012,2016,2019 Hypervisors VMware vSphere,XenServer,Hyper-V,ProxMox,OpenVZ,KVM TCP/IP,WAN/LAN,VLAN,WiFi Cisco CCNA,Mikrotik MTCNA MTCRE Web Hosting/Server & website migration IIS/Apache/Nginx Active Directory/GPO/DNS/DHCP CPanel/WHM,Parallels Plesk Microsoft Exchange/Office Server 2007,2010,2013,2016.365 Administrator Linux/Windows Security Check Windows and Linux Servers. Scripting languages: Bash/Python Software Configuration Management: Ansible, Chef, Puppet,Terraform; Software Building Tools: Jenkins, Gitlab-CI; Containerization: Docker, Kubernetes. Version Control Systems: Bitbucket, GitHub, Gitlab, SVN; Backup: Acronis, Veem, Symantec
    Featured Skill CI/CD
    Jenkins
    GitLab
    VMware ESX Server
    Docker
    DevOps
    Linux System Administration
    GitHub
    Terraform
    Windows Administration
    Amazon
    VMWare
    NGINX
    System Administration
    Ubuntu
    Google Cloud Platform
  • $50 hourly
    • 5.0/5
    • (21 jobs)
    As a seasoned Senior Software Engineer, I've amassed a wealth of experience working with various technologies over the years. My expertise lies particularly in Java and Spring Boot, where I've specialized in developing robust and efficient solutions. I've collaborated with teams worldwide, showcasing my adaptability, and I've also successfully managed solo projects. My background spans diverse work environments, from agile startups to established corporations, providing me with a broad perspective and versatile skill set. My project portfolio encompasses a wide array of domains, including advertising, mobile solutions, online education, media, and fintech. This breadth of experience enables me to tackle challenges from multiple angles and deliver comprehensive solutions. I'm passionate about delivering high-quality work and thrive on collaboration within dynamic teams. I'm eager to bring my expertise to your projects, contributing to innovation and collective success. Let's connect and explore how I can elevate your projects with my proven track record.
    Featured Skill CI/CD
    Messaging System
    AWS Application
    Software Architecture & Design
    API
    Database Architecture
    Docker
    API Integration
    RESTful Architecture
    Containerization
    Vue.js
    Spring Framework
    Java
    Spring Boot
  • $50 hourly
    • 5.0/5
    • (1 job)
    I specialize in desktop application development: .Net, C#. Besides that, I my team can help you migrate your desktop app to Web.
    Featured Skill CI/CD
    ELK Stack
    Docker
    Kubernetes
    Infrastructure Management
    GitLab
    GitHub
    Terraform
    Microsoft Azure
    Google Cloud Platform
    Amazon Web Services
    IT Infrastructure
    Infrastructure as Code
    DevOps Engineering
    DevOps
  • $70 hourly
    • 5.0/5
    • (22 jobs)
    Experienced DevOps Engineer | Cloud, Automation Greetings! With over 5 years in DevOps, I specialize in: AWS Cloud: Orchestrated end-to-end AWS cloud solutions for efficiency and cost-effectiveness. Terraform & AWS: Crafted scalable AWS infrastructure using Terraform, ensuring rapid deployment and adaptability. Kubernetes: Expertly managed containerized apps, optimizing performance within Kubernetes clusters. Linux Admin: Managed Linux systems to guarantee optimal functionality and security. Jenkins for CI/CD: Streamlined development through Jenkins pipelines, enabling automated testing and seamless delivery of application and IaC like terraform tools. Ansible: Leveraged Ansible for automated configuration management of the servers. Logging & Monitoring: Implemented ELK stack for real-time insights, enhancing system monitoring.
    Featured Skill CI/CD
    ELK Stack
    Prometheus
    Kubernetes
    AWS CloudFormation
    Terraform
    Ansible
    Jenkins
    Docker Compose
    Technical Writing
    Bash Programming
    Computer Network
    DevOps
    Cloud Architecture
    Linux System Administration
  • $60 hourly
    • 5.0/5
    • (2 jobs)
    As an experienced Software Engineer, I have a proven track record of working on various startups and cutting-edge projects, including edge computing and blockchain. In addition to my strong programming skills, I have also gained valuable experience in management and business roles. This has provided me with a unique perspective on the importance of understanding business needs and how to prioritize them effectively. One of my strengths is being involved in product planning and helping customers find the optimal balance between their requirements and budget, while leveraging available resources. My ability to understand the big picture and apply software design and architecture concepts, as well as software methodologies such as Feature-Driven-Development (FDD) and Test-Driven Development (TDD), allows me to make valuable contributions to the team. I am well-versed in a variety of programming languages, including TypeScript and Rust, and have extensive experience with various databases such as MySQL, PostgreSQL, CockroachDB, and YugabyteDB. Additionally, I have worked with caching technologies such as Redis, Dragonfly, and Memcached, as well as message queue systems like RabbitMQ and NATS. I am also proficient in data/event streaming tools such as Kafka and Redpanda. My expertise in software design and architecture encompasses a range of methodologies, including Data-Driven Architecture, Domain Driven Architecture (DDA), Service-Oriented Architecture (SOA), and Event-Driven Architecture (EDA). Overall, my breadth of technical knowledge and understanding of business needs make me an asset to any project team.
    Featured Skill CI/CD
    Software Design
    Software Development
    Node.js
    TypeScript
    MongoDB
    Docker
    SQL
  • $50 hourly
    • 5.0/5
    • (19 jobs)
    I’m a highly skilled and certified DevOps engineer with 13 years of experience delivering secure, scalable, and automated infrastructure for organizations across the globe. I specialize in Microsoft Azure and Kubernetes, but my expertise spans the entire DevOps toolchain, cloud ecosystems, development, and operating systems. I hold the following certifications: - Microsoft Certified: Azure Solutions Architect Expert (AZ-104, AZ-400, AZ-305) - Certified Kubernetes Administrator (CKA) - Certified Kubernetes Security Specialist (CKS) - Currently working toward Cisco CCNA I’ve worked with clients across industries including finance, blockchain, healthcare, oil and gas, identity and access management, and so on. My project experience ranges from small agile teams of 5 to enterprise-scale initiatives involving 500+ people. I’ve served as both a solo DevOps engineer and a team lead, guiding DevOps teams through high-stakes migrations, greenfield builds, and modernization projects. I’ve successfully delivered projects across time zones ranging from Australia and the Philippines to the US and Europe. I’m fully at ease with distributed teams, shifting schedules, and asynchronous collaboration. Tight deadlines, off-hours work, and complex coordination don’t intimidate me—they’re part of the job, and I handle them with focus and reliability.. Before moving into DevOps, I worked in forensic data recovery as a QA engineer, gaining a deep understanding of data integrity, validation, and analysis under pressure. I also have a strong background in JavaScript and TypeScript development, having worked on frontend and backend tools—both developing new systems and refactoring legacy code. I’m a Linux enthusiast and advocate, passionate about free software and open-source ecosystems. Outside of work, I regularly attend cybersecurity, privacy, and hacking conferences. I’m deeply committed to cybersecurity and digital privacy, and I actively stay updated with trends and vulnerabilities in the field. I also conduct knowledge transfer sessions, tutor colleagues, and help teams adopt DevOps best practices and modern workflows. Key technologies and skills include: - Cloud & infrastructure: Azure (App Services, VMs, AKS, Key Vault, Storage, Networking, Logic Apps, AAD, SQL, PostgreSQL, Backups, Site Recovery, Application Insights, Security Center, Governance, Cost Optimization) - Infrastructure as Code & automation: Terraform, Bicep, ARM, Ansible, Chef, PowerShell DSC, Bash, PowerShell - CI/CD & GitOps: Azure DevOps, GitHub Actions, GitLab CI, TFS, Flux, ArgoCD - Containers & orchestration: Docker, Kubernetes (AKS & self-hosted) - Monitoring & observability: ELK Stack, Datadog, New Relic, Grafana - Messaging systems: RabbitMQ, Azure Service Bus, Microsoft Service Bus - Databases: MSSQL, PostgreSQL, MySQL, MongoDB - Testing & QA: JMeter, Selenium WebDriver, Puppeteer - Programming: JavaScript, TypeScript, Node.js - Sysadmin & support: Linux and Windows administration, with extensive 24/7 production support experience If you're looking for someone who can deliver solid infrastructure, automation, and DevSecOps from both a technical and strategic standpoint — while collaborating effectively across teams and time zones — I’m ready to help!
    Featured Skill CI/CD
    C#
    NodeJS Framework
    Terraform
    Ansible
    Azure DevOps
    DevOps
    Cloud Security
    System Security
    Bash
    Microsoft Windows PowerShell
    System Administration
    Linux
    Infrastructure as Code
    Python
    Node.js
    JavaScript
    Kubernetes
    Docker
    Microsoft Azure
  • $60 hourly
    • 5.0/5
    • (7 jobs)
    Experienced backend Java developer with over a decade of expertise in developing and maintaining high-quality software solutions. My career includes roles at Accenture, Credit Suisse and GFT Group. Based in Poland, I have also worked in London with Luxoft and Unibet, a leading company in the gambling industry. Top-rated Upwork freelancer, ranked in the top 5% of performers with a 100% Job Success Score. Proficient in Java, Spring Boot, REST APIs, and cloud technologies (AWS). Adept at working with distributed international teams, emphasizing clean code practices and delivering challenging projects. Programming Languages: Java, JavaScript, Scala APIs & Integrations: RESTful APIs, GraphQL, WebSocket, RabbitMQ, JMS, Kafka Cloud & DevOps: AWS (Cloudformation), Docker, CI/CD (Jenkins, GitHub Actions) Frameworks & Tools: Spring Framework, Spring Boot, Hibernate, JPA Version Control: Git, GitLab, Bitbucket Databases: MySQL, PostgreSQL, MongoDB, Redis Testing: JUnit, Mockito, Cucumber, TDD Others: Observability, Keycloak, Angular, Maven, Bash
    Featured Skill CI/CD
    Amazon Web Services
    Spring MVC
    Java Persistence API
    Hibernate
    API
    Spring Boot
    RESTful API
    SQL
    Docker
    Web Application
    AngularJS
    Java
    MySQL
    Spring Framework
  • $50 hourly
    • 5.0/5
    • (6 jobs)
    FullStack Software Engineer with comprehensive knowledge in Web development and experience in building projects from scratch to success. Have strong expertise in Rails with 7+ years of active commercial practice. Skilled in maintaining applications with wide microservice infrastructure and making architecture solutions for small and big projects. Respect fully tested and well-documented code. Good communication skills and a capable team player.
    Featured Skill CI/CD
    Docker
    PostgreSQL
    Amazon EC2
    MongoDB
    AngularJS
    Kubernetes
    Ruby
    API
    Ruby on Rails
  • $50 hourly
    • 5.0/5
    • (11 jobs)
    I'm an experienced iOS Developer specializing in mobile apps for iPhones and iPads. I can design your app from scratch or improve the existing one by fixing bugs or adding new features.
    Featured Skill CI/CD
    Fastlane
    XCUITest
    XCTest
    Bitbucket
    Git
    iOS SDK
    Firebase
    C++
    Apple Xcode
    iOS
    UIKit
    iOS Development
    Objective-C
    Swift
  • $35 hourly
    • 5.0/5
    • (1 job)
    I'm Senior React Native & React developer. Love to create incredible applications & solve complex tasks. 𝗪𝗵𝗮𝘁 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗲𝘅𝗽𝗲𝗰𝘁 𝗳𝗿𝗼𝗺 𝘄𝗼𝗿𝗸𝗶𝗻𝗴 𝘄𝗶𝘁𝗵 𝗺𝗲? ✅ Trust ✅ On-time delivery ✅ Great communication level ✅ Daily Updates During my 7+ years of experience in React Native & React I'v implemented a lot of features, complex tasks including: ✔ Developing Apps from scratch to release ✔ CI/CD for Mobile and Web applications ✔ Maps Integration ✔ Push Notifications ✔ Localization ✔ Upgrading to newer React Native & ReactJS versions ✔ Routing ✔ Social Media Login (Google | Apple | Twitter | Linkedin) ✔ Location Service
    Featured Skill CI/CD
    Web Development
    Next.js
    Google Maps API
    iOS
    Java
    Android
    Firebase
    iOS Development
    Android App Development
    Hybrid App Development
    JavaScript
    TypeScript
    React
    React Native
  • $32 hourly
    • 5.0/5
    • (13 jobs)
    Tehnically skilled and System Engineer / DevOps with 8 years of experience. Main focuses are the maintenance of highly loaded systems, development and maintenance of CI-CD pipelines, AWS cloud based solutions, cyber security. Proficient with developing automation scripts (Bash, Python, Golang) and automation tools for Infrastracure as a Code (terraform), Configuration as a Code (ansible). Advanced skills of deployment CI-CD pipelines within Github Actions and Jenkins. Excelent troubleshooting skills, large experience in deployment and configuring of monitoring and logging systems (Zabbix, ELK) including security events monitoring (Rapid7 IDR). Created visualization dashboards, configured alerts. Experience in development services solutions within a large telecom operator (near 5 millions subscribers). Experience in security architecture development for one of the major lottery development company.
    Featured Skill CI/CD
    Docker
    Linux
    Jenkins
    Git
    ELK Stack
    Zabbix
    Golang
    DevOps
    HashiCorp Vault
    Terraform
    Grafana
    Cybersecurity Monitoring
    Kubernetes
  • $50 hourly
    • 5.0/5
    • (5 jobs)
    AWS SysOps Associate Certified. Hashicorp Terraform certified, CKA certified. 3+ years of experience as DevOps Engineer in one of the largest software companies in Poland. I am fast learning and self-disciplined, have teamwork and multicultural communication experience. Ready to work both remotely and in the office. Work for almost one year at position of Systems/DevOps engineer. My current role is support of several applications. Current tech stack: AWS(Linux), Azure(Linux/Windows) WinServer2019 on-premises machines, kubernetes, PostgreSQL, MicrosoftSQL, MySQL, AWS RDS, Jenkins, AWS ci/cd, php, laravel, Java, Monitoring, Grafana, Prometheus, Loki, Rancher, Openshift.
    Featured Skill CI/CD
    Terraform
    Git
    Amazon Web Services
    Linux
    Bash
    Jenkins
    Docker
    Microsoft Azure
    Kubernetes
    Scripting
    Database
    Data Backup
    Ansible
    GitLab
  • $35 hourly
    • 4.7/5
    • (5 jobs)
    ✋ Representing Sixhands agency I am a highly skilled player with app and web development competencies and 8 years of experience in the industry. I have a deep understanding of the latest technologies and best practices in app and web development, and I am committed to delivering high-quality solutions that meet my clients' specific needs. My expertise includes developing custom apps for iOS and Android, building responsive and user-friendly websites, and integrating various APIs and third-party tools. I also have experience with e-commerce platforms, CMS systems, and database management. My approach to work is client-centric, and I strive to ensure that my clients are satisfied with every aspect of the project. From the initial consultation to the final product launch, I work closely with my clients to ensure that their vision is realized! In addition to my technical skills, I am a great communicator and collaborator. I believe that clear communication is key to successful projects, and I work closely with my clients to ensure that we are always on the same page. If you are looking for a reliable and talented app and web developer who can deliver exceptional results, look no further. Contact me today to discuss your project! If you are looking for a reliable and talented freelancer who can deliver exceptional results, look no further. Contact me today to discuss your project!
    Featured Skill CI/CD
    Vue.js
    Android App
    Django
    GitHub
    PHP
    React Native
    Kotlin
    Flutter
    Swift
    React
    Angular
    iOS Development
  • $40 hourly
    • 5.0/5
    • (4 jobs)
    ✨ Salesforce Architect & Developer | 7+ Years of Experience | Certified Expert ✨ As a Salesforce Architect and Senior Developer with over 7 years of experience, I specialize in crafting robust, scalable, and innovative solutions tailored to drive business success. My expertise spans across Salesforce development, integrations, AppExchange projects, and large-scale data migrations, ensuring seamless workflows and enhanced system performance. 🚀 What I Bring to the Table: • Advanced Salesforce Development: Apex, Lightning Components, Flows, SOQL. • Integration Expertise: REST APIs, External System Sync, Automation. • AppExchange Proficiency: Development, Packaging, Deployment. • Data Management: Migration, Optimization, Error Handling. • Strategic Architecture: Scalable solutions for growing businesses. 🛠️ Certifications: • Salesforce Certified Platform Developer I • Salesforce Certified Platform Developer II • Salesforce Certified JavaScript Developer I • Salesforce Certified Platform App Builder • Salesforce Sharing and Visibility Architect • Salesforce Certified Data Architect • Salesforce Certified Application Architect • Salesforce Certified AI Associate Let’s collaborate to optimize your Salesforce platform, streamline operations, and drive measurable results. Whether you’re starting fresh or enhancing an existing setup, I’m here to ensure your Salesforce ecosystem operates at its full potential. 💬 Let’s connect and transform your vision into reality!
    Featured Skill CI/CD
    Git
    GitHub
    AppExchange
    Salesforce CPQ
    Architectural Design
    API Integration
    Salesforce Lightning
    Visualforce
    CSS
    HTML
    JavaScript
    Apex
    Python
    Salesforce
  • $33 hourly
    • 5.0/5
    • (2 jobs)
    I am a System Engineer with over 8 years of experience, working with small and large companies. My responsibilities include designing infrastructure and services to support developers and end-users. Skill stack: - Clouds (AWS/AZURE) - IaC (Ansible/Terraform) - Scripting (Bash, Powershell, Python). Regular hands-on tasks: - Infrastructure management (servers/applications) - Deployments - Troubleshooting - Automatization (routine & deployments) - Monitoring - Intune & MEM application deployment Previous experience: - Maintaining & migrations Office365 / G-Suite; - Marketing email systems setup (all tech setups, various ESP, cold companies) - Web parsing - Identity & access management
    Featured Skill CI/CD
    Scrum
    GitLab
    Microsoft Intune
    Windows Administration
    DevOps
    Linux System Administration
    Office 365
    Systems Engineering
  • $33 hourly
    • 5.0/5
    • (1 job)
    I'm an iOS Developer with 8+ years of commercial experience. Knows Swift and Objective-C languages. Have experience with Video Streaming, AVFoundation, ARKit, Native Spatial audio all of the Architecture Patterns, all popular Design Pattern, UIKit, SwiftUI, Texture(AsyncDisplayKit), KHKit.
    Featured Skill CI/CD
    Spatial Audio Mixing
    XCTest
    Audio & Music Software
    Video Stream
    XCUITest
    SwiftUI
    SpriteKit
    ARKit
    Firebase
    Alamofire
    UIKit
    Objective-C
    Swift
    iOS
  • $90 hourly
    • 5.0/5
    • (1 job)
    Experienced Senior DevOps, DevSecOps, and Infrastructure Architect with a proven track record in leading and managing cloud migrations, infrastructure automation, and DevOps transformations. Expertise in AWS, Docker, Kubernetes, CI/CD pipelines, and security compliance standards such as PCI/PA DSS and ISO 27000. Adept at optimizing systems for performance, scalability, and reliability. Passionate about leveraging cutting-edge technologies to deliver robust and efficient solutions.
    Featured Skill CI/CD
    PCI DSS
    Golang
    Enterprise Architecture
    Azure DevOps
    Amazon
    Software Architecture
    Cybersecurity Management
    Machine Learning
    Artificial Intelligence
    DevOps
    Cloud Migration
    Python
    Kubernetes
    Microsoft Azure
  • $55 hourly
    • 4.9/5
    • (392 jobs)
    I am working: - 20+ years on IT - 10+ years on AWS Cloud projects I am a team leader of AWS Advanced Consulting in multiple projects. Self-starter who applies individual initiative to complete the job on time and provides operational and automation support with a 24/7 technical response team staffed by AWS.
    Featured Skill CI/CD
    Docker
    Ansible
    Terraform
    PHP
    Kubernetes
    Web Service
    MySQL
    DevOps
    Solution Architecture
    Linux System Administration
    Python
    System Administration
    Linux
    Amazon Web Services
  • $40 hourly
    • 5.0/5
    • (121 jobs)
    ✅ Fortune 500 AWS Expert ✅ $400K+ Revenue ✅ Top Rated Plus. Enterprise platforms optimized: 75% cost savings, 1.5 PB traffic. Recent wins include Ubisoft (50M+ DAU), AI platforms (AWS Bedrock) PROVEN RESULTS: - Cut AWS costs 75% while scaling to handle 1.5 PB monthly traffic - Built AI infrastructure for enterprise clients using AWS Bedrock, Claude, and HuggingFace - Achieved 99.98% uptime during 30x traffic spikes - Scaled gaming platform to 50M+ daily active users RECENT CLIENT WINS: UBISOFT (Gaming Giant) → Architected AWS infrastructure handling 50M+ daily users → Implemented auto-scaling for 30x traffic spikes → Maintained 99.99% uptime during major game launches [NDA] (Europe's #1 Cosmetics Retailer) → Managed 1.5 PB monthly traffic → Reduced infrastructure costs by 75% → Sustained 99.98% uptime during sales events ASTRID (AI Communication Platform) → Implemented HuggingFace LLM on GPU-optimized EKS → Reduced inference costs by 60% → Scaled to handle 1M+ daily requests J.HILBURN (Custom Clothing) → Built advanced AI infrastructure with AWS Bedrock → Integrated Claude and Ollama for personalization → Achieved 200% faster processing times SPECIALIZED EXPERTISE: Cloud Architecture: - High-load system design (50M+ daily users) - Microservices architecture - Serverless computing - Multi-region deployments - Disaster recovery planning AI/ML Infrastructure: - LLM deployment and optimization - GPU cluster management - Vector databases (Qdrant) - Custom AI model hosting - AWS Bedrock integration Security & Compliance: - PCI DSS implementation - HIPAA compliance - Zero-trust architecture - Security automation - Continuous compliance monitoring DevOps & Automation: - CI/CD pipeline optimization - Infrastructure as Code - Kubernetes orchestration - Monitoring and alerting - Performance optimization CERTIFICATIONS: - AWS Solutions Architect Professional - AWS DevOps Professional - AWS Security Specialist - AWS AI/ML Specialist - Advanced Networking Specialist PROVEN METHODOLOGY: 1. Deep Discovery: Understanding your business goals and technical needs 2. Strategic Planning: Developing cost-effective, scalable solutions 3. Expert Implementation: Using best practices and latest technologies 4. Continuous Optimization: Monitoring and improving performance 5. Knowledge Transfer: Ensuring your team's success CLIENT TESTIMONIAL: "Alex is one of the most experienced tech freelancers I've worked with in 15+ years. Quick in replies, proactive, responsible, and extremely attentive to details. I would highly recommend Alex for any complex AWS or cloud infrastructure project." - Fortune 500 Agency Client Available for: - Cloud Architecture & Optimization - AI Infrastructure Development - Security Implementation - DevOps Automation - Performance Optimization Let's discuss how I can help scale your business while reducing costs. I'm particularly interested in complex projects requiring expertise in AWS architecture, AI infrastructure, or large-scale cloud optimization. Tags: AWS, AWS Architecture, AWS Solutions Architect, AWS DevOps, AWS Security Specialist, AWS AI/ML Specialist, AI Infrastructure, AI Solutions Architect, AWS Bedrock, Claude, HuggingFace, Ollama, GPU Optimization, LLM Deployment, Vector Databases, Qdrant, Kubernetes, EKS, EC2, S3, RDS, CloudFront, Serverless Computing, Multi-Region Deployments, Disaster Recovery, CI/CD, Infrastructure as Code, Terraform, CloudFormation, Monitoring, Alerting, Performance Optimization, Cost Optimization, Scalability, Auto Scaling, High Availability, Microservices, Zero-Trust Architecture, PCI DSS Compliance, HIPAA Compliance, Security Automation, Compliance Monitoring, Cloud Security, Cloud Optimization, Cloud Cost Management, High-Load Systems, AI Model Hosting, Custom AI Models, Cloud Infrastructure, DevOps Automation, Kubernetes Orchestration, GPU Cluster Management, Cloud Deployment, Security Best Practices, Enterprise Architecture, Strategic Planning, Knowledge Transfer, Large-Scale Optimization, Fortune 500, Top Rated Plus, AI Cloud Architect, AI Platforms, Web App Scaling, Cloud Consulting, Cloud Performance, Cloud Monitoring, AI Hosting, Real-Time Scaling
    Featured Skill CI/CD
    Amazon EC2
    Linux System Administration
    DevOps
    Cloud Security
    Amazon S3
    Kubernetes
    Terraform
    Amazon ECS
    Vulnerability Assessment
    Cloud Architecture
    AWS CodePipeline
    Amazon RDS
    AWS CloudFront
    Amazon Web Services
  • $80 hourly
    • 5.0/5
    • (73 jobs)
    Have 12+ years experience in network and servers administration, integrating and supporting distributed applications and software solutions. Last 8+ years working as a python developer building distributed services and APIs (mostly web-based). Fast learning and responsible. Willing to help employer to provide the best service.
    Featured Skill CI/CD
    Docker
    Git
    Terraform
    Iptables
    Postfix SMTP Server
    Linux System Administration
    MongoDB
    MySQL
    Apache Administration
    Python
    NGINX
    Amazon Web Services
  • $60 hourly
    • 4.9/5
    • (56 jobs)
    With over 10 years of experience in delivering commercial projects, I’ve learned that the key to successful software is understanding of the use case it solves. As this enable me to offer you a solutions that align perfectly with your goals. I am not just a technology expert; I am an active collaborator in defining functional requirements, translating them into clear, actionable technical documentation, and guiding teams towards the best technological choices. My priority is to ensure your project’s success from both a business and technical perspective. My approach is consultative—whether it’s optimizing existing systems or building new ones from scratch, I aim to become a trusted partner in achieving your vision. Together with my expert team (Techs and Right Programmers), I solve complex challenges and design systems that scale, adapt, and stand the test of time. How I Can Help You: 1. Clarify and refine your project’s requirements. 2. Propose tailored, efficient technology solutions. 3. Offer clear documentation and a roadmap for development. 4. Provide seamless collaboration across teams. 5. Organize and lead development of the project with my team or external contractors Tools and Technologies I use during system design: 1. Diagrams: ERD (Entity Relationship Diagrams), Swimlane, Use Case Diagrams, BPMN (Business Process Model and Notation), Database Schemas 2. Specifications: OpenAPI, REST APIs, OAUTH 3. Project Management: JIRA, Epics, Stories, Agile methodology 4. Collaborative Software Development: Github, Gitlab, Bitbucket, Git 5. Architecture Patterns: EDA Event Driven Architecture, Microservices Architecture, N-Tier Architecture, Client-Server Architecture 6. Processes Automation 7. No-Code: Bubble, Make, Pipe Dream, Webflow, Wix When you work with me, you'll benefit from my innovative approach that combines cutting-edge technologies like AI and No-Code with the reliability of traditional programming. I streamline development by leveraging ready-made tools and platforms where it makes sense which is reducing costs and speeding up delivery. However, when custom solutions are needed—especially when No-Code tools fall short—I recommend building the solution from the ground up using robust, tailored programming. Let’s collaborate and build something extraordinary. I’m excited to hear about your project and how we can bring it to life!
    Featured Skill CI/CD
    Infrastructure as Code
    Business Process Model & Notation
    Database Design
    RabbitMQ
    Database Integration
    Celery
    Unified Modeling Language
    Google Cloud Platform
    Python
    Amazon Web Services
    API Integration
    Kubernetes
    Microservice
    Docker
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