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Pavel A.
$50/hr
100% Job Success
$10K+ earned
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I am a lead software engineer working across various tech stacks. My strengths: * Focus on understanding of client's needs. * Hands-on experience building reliable and scalable software. Products I built are affecting thousands of organizations across the world. * Strong technical design skills * Application security * Pro-active communication and transparency My stack: * Backend: Go, .NET or Python/ Rest API, gRPC, GraphQL * Frontend: React, Next.js * SQL (MySql, SQL Server, Postgres) and NoSQL databases (Amazon DynamoDB, MongoDB) * RabbitMQ/Kafka/SQS * Redis * Kubernetes, Docker/Podman, ProxMox, Terraform, Ansible * Gitlab CI/CD, Github Actions
$20/hr
$5 earned
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I’m an AWS-certified backend and DevOps engineer with over 6 years of experience building scalable, secure, and efficient cloud infrastructures. I specialize in cloud automation, SaaS development, and AI/ML integration to help businesses optimize performance and scalability. What I Do Cloud & DevOps – Automating cloud deployments with Terraform, Kubernetes, and AWS to ensure reliability and scalability. Backend Development – Building high-performance microservices and serverless applications with Python and Golang. SaaS Development – Designing and scaling cloud-native SaaS platforms for growth and efficiency. AI/ML Integration – Implementing AWS AI services like Textract, Comprehend, and Rekognition to drive automation. Security & Compliance – Ensuring infrastructure security and compliance with IAM, VPC, WAF, Shield, and security best practices. Certifications AWS Certified Solutions Architect – Associate AWS Certified Cloud Practitioner Tech Stack Cloud & DevOps: AWS, Terraform, Kubernetes, Docker, GitLab CI/CD, Jenkins, CloudFormation, Ansible Programming: Python, Golang, Bash, Node.js Serverless & Microservices: AWS Lambda, API Gateway, FastAPI, Flask Databases: PostgreSQL, MySQL, DynamoDB, Redis Monitoring & Security: Prometheus, Grafana, New Relic, AWS CloudWatch, ELK Stack Networking & Infrastructure: VPC, Load Balancers, Route 53, CDN (CloudFront) AI/ML & Automation: AWS Textract, Comprehend, Rekognition, SageMaker, LangChain Let’s connect if you need help optimizing cloud infrastructure, scaling SaaS products, or automating workflows.
$35/hr
100% Job Success
$200K+ earned
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OPEN FOR LONG TERM PROJECT I am a full stack developer with 12+ years of experience delivering enterprise-grade projects for globally-renowned companies such as R Systems, UnitedHealth Group, and most recently, Publicis Sapient. -Exposure of end-to-end development of software products from requirement analysis to system study, coding, testing, debugging, documentation, and implementation. -Helped in building the architecture and design of several web solutions and distributed systems from scratch. I do have working experience in designing and building scalable modules. o I work extensively on optimization and scaling the micro services implemented with Java 17 & Java 21, Python, NodeJS, Kotlin, Spring Boot 3, Spring AI, REST Web Services, Microservices, ELK Stack, Kafka, and GraphQL. o AWS: S3, SES, SNS, Setup EC2, RDS, API Gateway, ECS, Fargate, AWS code build deploy pipeline, AWS-Lambda, CDN(CloudFront), Security Group, Step Function, Serverless o Docker Implementation, Docker Image Setup, Jenkins CI/CD, Liquibase o Design Patterns: Singleton, Factory, Builder, Strategy, Decorator o Web Services: Restful Web-services, SOAP, and Micro-services o Databases: MySQL, Oracle, PostgreSQL, Mongo, Dynamo DB I have remote work experience and strong communication skills & domain expertise includes banking, healthcare, education, and insurance.
$60/hr
$700+ earned
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I help businesses eliminate manual, repetitive processes by building AI-powered automation systems — from document extraction pipelines to intelligent search and end-to-end workflow orchestration on AWS. What I actually build: Document Processing at Scale I designed and built an automated pipeline that processes 20,000+ auction catalog PDFs — extracting structured data, identifying lot numbers, and handling group photo detection using Gemini vision models. The system runs on AWS Step Functions with dynamic per-catalog prompt calibration, reducing what would take a team weeks of manual work to hours of automated processing. AI Transformation & Workflow Automation I'm currently leading AI transformation for an organizational consulting firm — identifying manual bottlenecks, designing automation workflows, and implementing AI-assisted tools that integrate into existing team processes. This includes n8n-based email summarization workflows and AI-powered internal documentation systems. RAG & Intelligent Search I build retrieval-augmented generation systems that let teams search and query their own documents and data using natural language. My implementations use pgvector, OpenAI/Claude/Gemini APIs, and are designed for accuracy and cost-efficiency — not just demos, but production systems. My stack: React, TypeScript, Node.js, Python, AWS (CDK, Lambda, Step Functions, Fargate), OpenAI API, Claude API, Gemini API, pgvector, n8n, D3.js How I work: I scope clearly, communicate directly, and deliver working systems — not slide decks. I come from a background in sociology and organizational analysis, which means I don't just build the technical solution; I understand the human process it needs to fit into. If you have documents piling up, processes that depend on copy-paste, or teams drowning in repetitive tasks — let's talk.
$70/hr
100% Job Success
$900K+ earned
Available now
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I work with engineering leaders and CTOs who are scaling fast but fighting the same battles: deployments that take hours, environments that drift, DevOps bottlenecks that block every release, and infrastructure that isn't ready for AI workloads. I eliminate those bottlenecks - permanently. With 90+ completed projects, $900K+ earned on Upwork, and a 100% Job Success Score, I've led infrastructure transformations across Fintech, Healthcare, E-commerce, and SaaS - delivering measurable outcomes that show up on the P&L, not just in a CI/CD dashboard. Typical Problems I Solve → Deployments take hours instead of minutes → Infrastructure costs keep growing without visibility → DevOps bottlenecks block engineering teams → Kubernetes environments become difficult to maintain → AI initiatives are delayed because infrastructure isn't ready → Need a DevOps engineer for cloud migration or infrastructure audit Proven Client Results ▪️ HRM Platform → Challenge: Deployments took 3 hours, causing constant developer delays and release anxiety. → Solution: Docker parity environments + fully automated CI/CD pipeline across all environments. → Business Impact: Deployment time cut from 3 hours to 2 minutes - 98% improvement in release speed. ▪️ Connectivity Platform → Challenge: Provisioning a new environment took 1.5 weeks, blocking team velocity. → Solution: Infrastructure automation with Terraform + CI/CD pipeline standardization. → Business Impact: Provisioning time cut to 1 hour. 200-300 monthly automated deployments. Team efficiency +30-35%. ▪️ Zmyle (German E-commerce, 17+ multi-tenant sites) → Challenge: Legacy infrastructure couldn't handle Christmas peak traffic across 17 sites. → Solution: Full migration to Kubernetes with CI/CD, monitoring stack (Prometheus/Grafana/ELK), and VPN. → Business Impact: Zero downtime during peak season. Scalable multi-tenant architecture now handles 10x traffic spikes. What Working With Me Looks Like → DORA metrics-driven delivery - Deployment Frequency, Lead Time, MTTR, Change Failure Rate measured and improved → Zero-Drift Infrastructure - no more 'works on my machine' incidents → FinOps awareness built into every pipeline - cost visibility is not an afterthought → AI-ready infrastructure - prepared for LLM workloads, GPU orchestration, and vector databases → Full observability stack: Prometheus, Grafana, ELK, Datadog - you see everything I lead a team of Senior DevOps Engineers and Cloud Architects. Whether you need a one-time infrastructure audit or a long-term engineering partner - I structure engagements around your business outcomes, not billable hours. Industries: Fintech · Healthcare · E-commerce · SaaS · Blockchain Stack: AWS · GCP · Azure · Kubernetes · Terraform · GitOps · ArgoCD · Prometheus · Grafana · GitHub Actions · GitLab CI · Docker · Ansible · AI workloads Available during US business hours (EST/PST overlap). Ready to cut your deployment time and infrastructure costs? Send an invite - the first conversation is about your goals, not my resume.
IT Svit
Associated with
IT Svit
$800K+
earned
$40/hr
100% Job Success
$20K+ earned
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With 6 years of experience building MVPs and products for startups, and performing difficult and nuanced AWS automations and deployments, my unique skill-set is all you need to transform your idea into reality
Volodymyr K.
$51/hr
$2K+ earned
Offers consultations
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I'm a Full-stack Software Developer with 𝟭𝟰+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 building web and mobile applications using JavaScript, Python, and Java. At Clover Dynamics, I've led development teams delivering scalable, secure, and innovative solutions for iOS, Android, and web platforms. My recent focus has been on 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝗮𝗻𝗱 𝗿𝗲𝗮𝗹-𝘁𝗶𝗺𝗲 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 (𝗥𝗧𝗖) solutions, including custom WebRTC implementations and AI integrations like chatbots, speech-to-text, and intelligent automation. 𝐀𝐈 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄: I’ve been actively diving into Artificial Intelligence and AI App Development, helping businesses integrate intelligent solutions—from chatbot development and AI agent development to full-scale machine learning pipelines. I specialize in integrating AI APIs like OpenAI API, Deepgram, Google Cloud AI, and Microsoft Azure Cognitive Services to supercharge modern apps with natural language processing, speech recognition, and computer vision capabilities. 👉 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀 & 𝗧𝗼𝗼𝗹𝘀: PyTorch, TensorFlow, Keras, Fast.ai, Vertex AI, Amazon SageMaker 👉 𝗔𝗜 𝗺𝗼𝗱𝗲𝗹𝘀: 𝙊𝙥𝙚𝙣𝘼𝙄: GPT-4, GPT-4o, GPT-4.5, GPT-o1, GPT-o3; 𝙂𝙤𝙤𝙜𝙡𝙚: Gemini, T5, LaMDA; 𝙊𝙥𝙚𝙣 𝙎𝙤𝙪𝙧𝙘𝙚: ELECTRA, XLNet, GPT-Neo and GPT-J, RoBERTa 𝘼𝙄 𝘼𝙋𝙄𝙨: OpenAI, Hugging Face, IBM Watson, Google AI, Amazon AI Services, Speechmatics, Clarifai, Wit.ai 𝗥𝗘𝗔𝗟-𝗧𝗜𝗠𝗘 𝗖𝗢𝗠𝗠𝗨𝗡𝗜𝗖𝗔𝗧𝗜𝗢𝗡 (𝗥𝗧𝗖) 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄: I have deep expertise in WebRTC, building real-time communication modules for video and audio conferencing, messaging apps, and collaborative platforms. I've worked with top RTC solutions like Twilio, Agora, Daily.co, Voximplant, VideoSDK, OpenVidu, and custom-built P2P and group communication stacks. 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞 & 𝗦𝗞𝗜𝗟𝗟𝗦: 👉 BACK-END: Node.js, Java, Kotlin, Python 👉 FRONT-END: React.js, Redux, Next.js Angular, Vue.js, ES6, Javascript, Typescript, PWA 👉 DATABASE: MySQL, Mongo DB, Postgre SQL, Elastic Search, RDS, Aurora DB, Dynamo DB 👉 CLOUD & DEVOPS: Google Cloud, Azure, AWS, EC2, Lambda, Auto Scaling, Serverless, API Gateway, IoT Core, Greengrass, IoT Device Management 𝐂𝐎𝐑𝐄 𝐈𝐍𝐃𝐔𝐒𝐓𝐑𝐈𝐄𝐒 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄: E-learning, Real-time communication, Healthcare, FinTech, E-commerce & Marketplaces, Retail, Messaging & Collaboration Tools
Clover Dynamics
Associated with
Clover Dynamics
$300K+
earned
$100/hr
$200K+ earned
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Experienced software engineer and cloud architect with a passion for nano-service architectures, serverless computing, and scalable AWS solutions since the early days of AWS. I specialize in designing resilient, cost-efficient, and high-performance systems while fostering strong engineering teams that thrive on innovation and collaboration. With 18+ years of experience spanning software engineering, cloud architecture, and technology leadership, I have successfully led teams, modernized infrastructures, and implemented AWS Well-Architected best practices to ensure security, reliability, and operational excellence. I thrive in high-impact environments where technology, leadership, and efficiency come together to build solutions that scale. Always eager to push the boundaries of cloud computing, I am committed to delivering future-proof architectures and empowering teams to achieve their best.
Dmitry G.
$85/hr
100% Job Success
$1K+ earned
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Senior Windows & Cross-Platform Application Developer UWP • WPF • MAUI • Xamarin • WinForms • Bluetooth LE • IoT With 25+ years in software development, I build robust, high-performance desktop and mobile applications for the Windows ecosystem and beyond. My expertise spans the entire product lifecycle — from architecture and UI/UX to deployment — backed by hands-on experience with both waterfall and agile (Scrum) methodologies. What I Bring: deep Windows Stack Mastery: 20+ years creating production-grade apps with WPF, UWP, MAUI, Xamarin, classic WinForms and of course console applications. Bluetooth LE Specialist: Expert implementation of BLE services, GATT profiles, and device communication on Windows 10/11. IoT & Embedded: Extensive Arduino/ESP32 programming for telemetry, sensors, and consumer devices. Enterprise-Grade Quality: Delivered solutions for global leaders in telecom and energy, ensuring scalability, security, and maintainability. Technical Highlights: C# • .NET 4.8 → 8 • XAML • MVVM • WinUI 3 • Visual Studio • Git • REST/GraphQL • JSON/XML • SQL/SQLite • Unit & Integration Testing • CI/CD (GitHub Actions/Azure DevOps) • Performance Profiling & Optimization Why Hire Me? • fast, guaranteed results delivered strictly to your project requirements. • rapid, transparent communication and detailed status updates. • clean, well-documented code that your team can extend with confidence. • problem-solving mindset: I don’t just write code — I identify risks early and propose pragmatic solutions!
$45/hr
100% Job Success
$100K+ earned
Available now
Offers consultations
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Senior DevOps Engineer and Solution Architect specializing in AWS, Azure, Kubernetes, Terraform, and .NET microservices. I design high-availability cloud platforms that lower infrastructure cost, harden security, and accelerate releases. What I deliver: • 99.99% uptime on a 1000 RPS .NET Core retail platform serving 40M+ users, monolith split into microservices on Docker, TeamCity, Octopus, Azure EventHub, ServiceBus. • 99.9% uptime, 30% workflow efficiency gain, 1M+ audited change records on an enterprise cybersecurity platform built on .NET microservices, Kubernetes, Helm, PostgreSQL event sourcing. • 40%+ AWS cost reduction on an MLOps overhaul using EC2 Spot, SageMaker auto-scaling and multi-model endpoints, S3 lifecycle to Glacier, AWS Step Functions, and AWS CodePipeline. • 3x faster inference, 50% faster deployments, 40% less training time on production AI workloads on AWS SageMaker with CI/CD, quantization, and pruning. • SOC 2 certification achieved and renewed annually for a SaaS platform via AWS WAF, AWS Inspector, IAM hardening, RDS/S3 encryption, VPC/SG redesign, Route 53 DNS hardening. • Cloud-native modernization for a 100+ RPS promotions platform: Git adoption, Bitbucket Pipelines, FluxCD, managed Kubernetes on DigitalOcean, Terraform IaC, container registry. • Monolith to microservices on .NET Core / ASP.NET Web API for Royal Mail Click & Drop with Docker, RabbitMQ, ELK, Grafana, Prometheus, Azure DevOps. Core stack: • AWS (EC2, ECS, EKS, S3, Lambda, SageMaker, CodePipeline, CloudWatch), Azure (AKS, Azure DevOps, Key Vault, Sentinel, Service Bus), GCP (GKE, Pub/Sub). Kubernetes, Helm, Docker, Terraform, Ansible, Pulumi, FluxCD, ArgoCD. CI/CD with GitHub Actions, GitLab, Jenkins, TeamCity, Octopus, Bitbucket Pipelines. .NET Core / .NET Framework, ASP.NET Web API, C#, Python. PostgreSQL, MSSQL, Redis, Kafka, RabbitMQ. Observability: Grafana, Prometheus, ELK, CloudWatch. Secrets: HashiCorp Vault, Key Vault, AWS KMS. Engagement model: • Architecture review, cloud migration and IaC, Kubernetes platform builds, CI/CD design, FinOps cost optimization, SOC 2 / GDPR / HIPAA readiness, zero-downtime deployments, 24/7 monitoring. NDA and full IP transfer standard. Available for direct contract or white-label outstaff. Let's scope your roadmap.
Valletta.Software: AI Care. Fix-price projects delivery commitment
Associated with
Valletta.Software: AI Care. Fix-price projects delivery commitment
$2M+
earned