Name: Golang developers
Brand: Upwork
Rating: 4.8 (116 reviews)

Check out Golang Developers in the United States with the skills you need for your next job.

Get started

Clients rate Golang developers

4.8/5

based on 116 client reviews

$55 hourly
- 4.6/5
- (51 jobs)
In today’s world, software is integral to every business. We believe in harnessing the power of a unified IT infrastructure, where all your software applications work together seamlessly through automation and integration. This approach helps automate processes, minimize manual errors, and accelerate business functions such as marketing and delivery, ultimately boosting your profitability and easing your workload. full stack django developer 🧾Who We Are: We are a dedicated team of engineers and business analysts with a wealth of experience in identifying and implementing cutting-edge technologies tailored to your business needs. 📷What We Do: Our comprehensive approach involves: Analysis: We dive deep into your business processes to understand your unique needs. Based on our analysis, we research and recommend optimal software solutions. We provide a detailed comparison of each option, outlining their pros and cons, to assist you in making an informed decision. Implementation: If you have already selected software, we will handle its setup and customization. We ensure it is configured to operate precisely according to your requirements. Automation: Routine tasks can consume valuable time and resources. We specialize in automating these tasks, allowing you to streamline operations. On average, businesses we work with automate up to 90,000 routine tasks monthly, saving approximately 1,500 work hours and cutting costs by about $30,000. Integration: Scaled businesses often rely on multiple online services. We excel at integrating these services into a single, cohesive dashboard using APIs. Even if a service lacks an API, we can still integrate it, albeit with a bit more effort. 💻Our Expertise Includes: ✶Project Management ✶CRM Systems ✶Customer Service ✶Production Scheduling ✶Paperwork and Bookkeeping ✶Purchasing and Inventory Management ✶Telephony ✶Workload Management ✶Marketing ✶Subcontractor Coordination ✶Analysis and Reporting 🏰Additional Services: We can also address specific tasks outside our comprehensive approach. Our team of developers, solution architects, business analysts, and engineers is equipped to tackle complex challenges and deliver results on time. Let us help you transform your IT infrastructure to enhance efficiency, reduce costs, and support your business growth. Designate me as your partner, and we'll quickly establish a strong working relationship. This is the most direct route to achieving your breakthrough and securing a successful future. I look forward to collaborating with you. Thank you for your time, and have a great day! Monday.com / Make.com / Zapier / Pipedrive / Python / JSON / XML / Twilio / QuickBooks Online / HubSpot / Klaviyo / Salesforce / Asana / Airtable / Trello / Google Sheets / Macros / Google Sheets Macros / Google VBA / DocuSign / Stack.ai / WooCommerce / Shopify / Jotform / Typeform / Zoho / Zoho CRM / Zoho One / Zoho Deluge / ChatGPT / Active Campaign / AI / Microsoft Office 365 / Microsoft Dynamics / AppSheet / Zendesk / Integromat / BotPress /Kommo / Jira / ClickUp / Close.io / Confluence / Notion / Dubsado / Excel / Freshdesk / Google Analytics / Google Data Studio / Google Workspace / GoHighLevel / Google VBA / Smartsheet / SmartConnect / Intercom / Cheetah / Scribe / AWS / Amazon Web Services / Service Titan / Open AI / ChatGPT / Power Automate / Azure / Bitrix24 /

Golang
Blockchain
NFT
ChatGPT
Rust
Laravel
PHP
Flask
React
Python
React Native
Angular
Django
Nuxt.js
Vue.js
$50 hourly
- 5.0/5
- (22 jobs)
I'm dedicated to provide exceptional results by communicating clearly, paying close attention to detail, and delivering reliable services. I've developed strong skills across various programming languages and technologies, allowing me to adapt to different projects. * Programming languages: C, C++, Zig, Rust, Go, Python * Debugging - Testing - Optimization * API integrations and messaging systems * Web - GUI - CLI user interfaces

Golang
Software Debugging
Performance Optimization
Testing
API
Rust
C
SQL
C++
$75 hourly
- 4.8/5
- (36 jobs)
👋 I'm a fullstack developer with over 10+years of experience in building high-quality web applications for clients worldwide. I deliver clean, scalable and maintainable code. Good UX & project management skills. I focus on business needs first. I work with clients of any scale: from startups & small teams to enterprise. ♣︎ I offer: 👉🏼 Web application development 👉🏼 API development / Integrations / Automations 👉🏼 Frontend/backend development 👉🏼 Fullstack development ♣︎ Tech stack: Front: React / Vue / Svelte / Next.js / Nuxt.js / Redux / React Native / React Query / typescript Back: Node.js / Express / Golang CD: Docker / Kubernetes / Helm / Ansible / AWS / GCP Databases: Postgres / Mongo / Cockroach.db / MySQL / Firebase Message brokers: Kafka / NATS / RabbitMQ APIs: gRPC / REST / graphql Patterns: Hexagonal architecture / CQRS / Event sourcing & more Great experience in Automotive | eCommerce | Retail | Fin-tech businesses Keywords: javascript, kubernetes, docusign, no-code tools, integration, REST API, e-commerce, shopify, stripe, serverless, cloud functions, sharetribe, marketplace, hydrogen, strapi, sanity, headless cms, saas Let's get in touch!

Golang
Web Application
Vue.js
Next.js
UX & UI
Node.js
React Native
Firebase
JavaScript
API Development
Full-Stack Development
React
DevOps
Front-End Development
$65 hourly
- 4.5/5
- (5 jobs)
Senior Frontend & Full Stack Developer with 15+ years of experience crafting exceptional web applications. Computer Science graduate specializing in Vue.js and TypeScript development. Recent achievements: - Contributed to frontend architecture for Placekey.io using Vue 3 and TypeScript - Engineered a digital freight tracking platform that earned outstanding client testimonials - Designed and developed TornadoTrax, a comprehensive Full Stack tornado data visualization system Technical expertise: - Frontend: Vue.js, React, TypeScript, Astro - Backend: Node.js, Nest.js, Express - Database: MySQL, PostgreSQL, Firebase - Cloud: AWS, Vercel, Netlify - UI: TailwindCSS, Sass, Bootstrap I excel in startup environments and prioritize clear communication throughout project lifecycle. My approach combines technical excellence with a deep understanding of business objectives to deliver solutions that exceed expectations. Recent client feedback: "Matt joined our startup as our first developer. He was a pleasure to work with: intelligent, pleasant, engaged, and productive. He will be a strong addition to any team." - Paul Harapiak, DFN Freight Exchange Available for full-stack development, frontend architecture, and technical consulting. Let's discuss how I can help bring your vision to life.

Golang
Tailwind CSS
RESTful API
MySQL
JavaScript
HTML
React
CSS
Node.js
TypeScript
MongoDB
Vue.js
API
$80 hourly
- 4.6/5
- (5 jobs)
Over 10 years of experience in backend, mobile, desktop, and cross-platform development with a myriad of languages & platforms for major software companies in the bay area and around the world. Strong background in advanced algorithms, data structures & high-performance multithreading. Specialization in advanced build tooling including Bazel, Buck & Pants, and a leading Bazel community expert with proven expertise in porting many millions of lines of code to build & test with Bazel.

Golang
Buck
Build Automation
Reactive Programming
Android SDK
iOS Development
Kotlin
Java
Scala
Swift
C++
$90 hourly
- 5.0/5
- (15 jobs)
For over a decade, world-series winning professional baseball teams, top universities, premier hospitals, VC-funded startups, digital agencies, marketing firms, and small business owners have placed their trust in me for their critical tech projects - and you can too, if you want. I’m Pat, a senior-level software engineer from the USA. And if you're looking for... Someone you can trust to deliver quality work, and — above all — tangible results, then you are in the right place. Because there's a good chance you need more than a freelancer to do a task; you need a collaborator who’s successfully weathered the storm, time and time again. That's why when we work together, you're NOT getting: ❌ Someone diving into the "deep end" for the first time ❌ Unanticipated budget "surprises" ❌ Final products that miss the mark ❌ Security vulnerabilities ❌ Someone whose stretched too thin across projects ❌ A lack of transparency and communication ❌ Nonexistent post-project support Instead, you get a professional who: 💰 Respects the weight of your decisions 💰 Values the trust you place in them 💰 And is committed to delivering results. Whether you're looking to: ✅ Build ✅ Refine ✅ Innovate ✅ Troubleshoot ✅ Or simply seek advice... Consider it done. I bring over a decade of expertise to the table, and even 'Top Rated' and 'Rising Talent' accolades from Upwork (when I first started on here). If you only need someone to write some code here and there, I'd look elsewhere. Rather, I'm here to help you sidestep stress, make informed decisions, and breathe life into your ideas. So, now that you know a bit about me... Here’s how I’ve brought my clients' visions into reality, and how I may be able to do the same for you... 🚀 Architected 20k-message/day chat system, boosting engagement (Previous Employer) 🚀 Devised email platform, enhancing deliverability and message-to-market match (Own Company) 🚀 Achieved 87% cost cut migrating AWS to Heroku (Upwork/Agency Client) 🚀 Engineered Stripe system, optimizing ed-tech transactions (Upwork/SaaS Client) 🚀 Built custom headless CMS for rapid content creation and testing (Own Company) 🚀 Performed security audits, eliminating fraudulent Stripe charges (Upwork/Agency Client) 🚀 Implemented workflow system, reducing complexity (Own Company) 🚀 Optimized Shopify store, boosting speed by 20% and SEO (Upwork/E-commerce Client) 🚀 Migrated NextJS codebase to Google Cloud (Upwork/SaaS Client) 🚀 OAuth integrations for Facebook, Google, Twitter (Upwork/SaaS Client) 🚀 Meta Pixel and GTM audit (Upwork/Youtube Influencer) 🚀 Audited complex AWS setup, resulting in reducing monthly bill from $120 to $0.05 (Upwork/Agency Client) 🚀 Self-taught PHP/MySQL, building innovative medical stock alert system over SMS (Peace Corps Volunteer) 🚀 Built data dashboards to optimize ticket sales (MLB) 🚀 Created HIPAA-compliant cloud systems for a leading hospital's research (Hospital) 🚀 Developed an online platform for a premier university, enhancing e-learning (University) 🚀 And much more... In fact... Over the years, I've sharpened my skills to deliver not just robust technical solutions but also innovative strategies that strengthen your business. I can help you with things like: 👉 Creating Dynamic, Data-Driven User Interfaces 👉 Developing Robust and Scalable APIs for Mobile and Web Applications 👉 Optimizing Frontend Performance, Enhancing User Experience 👉 Ensuring Website Accessibility and Compliance 👉 Architecting and Implementing Scalable Backend Systems 👉 Debugging and Refactoring Legacy Code for Performance 👉 Strategizing and Executing Cloud Migrations or Optimizations 👉 Developing and Integrating Secure Payment Systems 👉 Optimizing E-comm Stores for Better Conversions 👉 Performing In-depth Security Audits and Fortification 👉 Creating Custom, Efficient Content Management Systems 👉 Crafting and Optimizing Data Models for Scalable Applications 👉 Designing and Implementing API Integrations 👉 Providing Strategic IT Consultation and Roadmap Planning 👉 And much more! So, with that said, here's my promise to you: From concept to code, your vision is safe with me. Remember, you don’t just get a coder. You get a collaborator who works to understand your business, navigate its challenges, and craft solutions that just make sense for you. Expect transparent communication, strategic problem-solving, quality, flexibility, proactive initiative, and security, all wrapped in one. So... If you are ready to make smarter decisions, ditch the stress, and actually see your ideas come to fruition... Send me a message now. Pat

Golang
Ruby on Rails
Ruby
AWS Lambda
Next.js
Stripe
React
JavaScript
Firebase Cloud Firestore
Firebase
Google Cloud Platform
Python
Node.js
Phoenix Web Framework
Elixir
$60 hourly
- 5.0/5
- (13 jobs)
I am a highly competent and solution-driven professional FullStack developer with excellent educational background and progressive experience in the field of web application development by delivering exceptional services. My experiences for Web Development: ► Frontend Development : React.JS/ Angular.JS/ Vuew.JS/ Next.JS/ Gatsby/ TypeScript/ Three.JS/ HTML/ CSS/ jQuery ► Backend Development : Node.JS/ Express.JS/ Python / Django/ Ruby/ Golang / C# / .Net ► CMS Development : WordPress, Wix, Hubspot, Drupal, Craft, Webflow ► Database Programming (Firebase, MongoDB, MySQL, Firebird, Postgres) ► AWS Services (DynamoDB, Cognito, S3, EC2, Timestream) ► API Integration: Payment Gateways (Stripe, Paypal, Apple Pay, Google Pay), oAuth2(Facebook, Google, Instagram), MapBox ► Version control: Git (GitHub / BitBucket / GitLab / Azure) / SVN My experiences for Blockchain && NFT Development: ► Blockchain Development (ERC-20, ERC-721 A&R, ERC-1155) ► Cryptocurrency development ► Smart contract development ► DApp development ► Ethereum development ► Solidity programming ► Web3 development ► NFT Minting Websites development Regarding to web application development field, I am a dedicated web developer with 10+ years of industry experience and have good hands-on website design and development (frontend and backend) experience in the latest technologies. I have been evolving along with time in order to adopt the latest technologies and mostly cover all of the mainstream tech stacks like React js, Redux, Angular, Node, Next JS, Laravel, Python, Django, Golang, AWS, etc. I do have good knowledge of API and handling JSON data on Front-end as well and made Dynamic websites using the latest tech stack and can provide software solutions like automating or building bots with python. My strengths is always trying to research, think, and solve problems and output great work that is excellent in functionality.

Golang
Drupal
Node.js
Microsoft Power BI Development
Microsoft Power BI Data Visualization
Microsoft Power BI
Cryptocurrency
Blockchain
AWS Application
Python
Angular
Django
React
TypeScript
Ruby on Rails
$43 hourly
- 4.9/5
- (5 jobs)
Hey, I'm Nathan and I'm a Fullstack developer from Bend, Oregon 🌄 ✅React | Next.JS | Typescript ✅CSS | Tailwind | Mobile First Design ✅Golang | Typescript ✅Websocket | REST APIs If you have a project with some technology that's not listed here, please reach out. I've worked with much more than that is listed here, there's a chance that I've already worked with it.

Golang
Postman
REST API
Testing
API
Vercel
npm
Tailwind CSS
Git
GitHub
Next.js
Python
TypeScript
JavaScript
React
$45 hourly
- 5.0/5
- (11 jobs)
Java and Spring Framework expert with over 5 years of experience in the software development. If you're looking for a skilled Java developer who can help you build fast, scalable, and high-performance applications, then look no further. Let's work together and bring your project to life. 💻 𝐓𝐄𝐂𝐇𝐍𝐈𝐂𝐀𝐋 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒: ✅ Programming Languages: Go, Java, Kotlin, Swift, React ✅ Technologies: Gin, Viper, Serverless, SpringBoot, Kafka, Akka, Splunk, ELK ✅ Database: DynamoDB, Couchbase, MS SQL, MySQL, Spring Data, DB2 ✅ Source Control, Dev Ops: AWS, Github, Gitlab, Docker, Kubernetes, Helm, OpenShift/RHEL, Jira, qTest, NewRelic, Datadog 🎯 𝐖𝐇𝐀𝐓 𝐒𝐄𝐓𝐒 𝐌𝐄 𝐀𝐏𝐀𝐑𝐓: My commitment is to provide exceptional performance that fulfills your needs, ensuring project delivery within specified timelines while upholding the highest quality and security standards. Reach out today, and together we'll create digital experiences that stand out in the crowd.

Golang
AWS Development
Swift
Apache Kafka
Kubernetes
Spring Framework
Kotlin
React
API Development
Spring Boot
MongoDB
Java
$65 hourly
- 5.0/5
- (3 jobs)
Hi, I'm a software engineer from the USA with a degree in Computer Science. I've been working with startups doing a broad variety of web development tasks over the last 5 years. I've also done a lot of DevOps and site reliability engineering work. I have also done quite a bit of work on side projects in my free time. I consider myself quite flexible in the type of work that I can do.

Golang
HTML
CSS
System Monitoring
DevOps
JavaScript
Cloud Engineering
Ruby on Rails
Ruby
Kubernetes
PostgreSQL
$70 hourly
- 5.0/5
- (3 jobs)
Highly experienced Senior JavaScript/Ruby on Rails developer with 8+ years of expertise in building scalable, efficient, and reliable web applications. Skilled in: - JavaScript (ES6+, React, Angular, Vue) - Ruby on Rails (RoR) framework - Database management (MySQL, PostgreSQL, MongoDB) - Agile development methodologies - Version control systems (Git, SVN) Proven track record of delivering high-quality solutions, leading teams, and collaborating with cross-functional teams to drive project success. Passionate about staying up-to-date with industry trends and emerging technologies.

Golang
Heroku
AWS Server Migration
Remix
Liquid
RSpec
Node.js
React
JavaScript
Web Development
Ruby
TypeScript
MongoDB
PostgreSQL
Ruby on Rails
$100 hourly
- 5.0/5
- (2 jobs)
Are you searching for an experienced Blockchain Developer to bring your innovative ideas to life? With over 6 years of expertise in blockchain technology, I specialize in crafting secure, scalable, and cutting-edge solutions tailored to the evolving Web3 and crypto landscape. What I Offer 🔹 Smart Contracts Development: Design and deployment of secure, optimized smart contracts across diverse blockchain platforms. 🔹 Decentralized Applications (dApps): Full-stack development of robust and user-friendly dApps. 🔹 Token Development: Creation of custom tokens (ERC-20, BEP-20, and more) and implementation of effective tokenomics strategies. 🔹 DeFi Protocols: Expertise in building staking platforms, lending systems, yield farming, and advanced decentralized finance solutions. 🔹 DEX Development: Proficient in building decentralized exchanges with high-performance trading mechanisms and liquidity management. 🔹 NFT Marketplaces: Development of NFT platforms with features like minting, trading, and royalty distribution using secure smart contracts. 🔹 Cross-Chain Integrations: Implementation of seamless interoperability solutions between multiple blockchain networks. 🔹 Web3 Integration: Integrating blockchain technologies into websites and applications to deliver next-generation user experiences. 🔹 Bittensor Development: Specialization in building AI-powered decentralized applications and solutions within the Bittensor ecosystem, leveraging its blockchain-based machine learning network. Let’s Build the Future Together Whether you're looking to develop a cutting-edge DEX, launch a DeFi platform, build an NFT marketplace, or leverage the Bittensor ecosystem for AI-powered innovations, I’m here to help. Let’s collaborate to transform your blockchain ideas into secure, scalable, and impactful solutions for the future of Web3.

Golang
AI Development
Blockchain Development
Smart Contract
DApps
Ethereum
Django
Node.js
Next.js
React
TypeScript
JavaScript
Solidity
Rust
Python
$80 hourly
- 5.0/5
- (2 jobs)
Currently, I am a full-stack developer with expertise in Go and over five years of experience (interrupted) in creating CLI programs, desktop GUI applications for Linux and Windows, as well as mobile and web applications using Flutter (Dart). Additionally, I bring over 15 years of experience in other programming languages, including C/C++, PHP, and JavaScript (React, Vue), alongside extensive knowledge of networking spanning more than 15 years.

Golang
Computer Network
Network Design
Network Software
C++/CLI
Flutter
$70 hourly
- 5.0/5
- (3 jobs)
🚀 𝐅𝐇𝐓!(𝐅ast delivery at 𝐇igh quality on 𝐓ime)🚀 I am a dedicated and skilled DevOps Fullstack Engineer with a passion for automating processes and delivering seamless solutions. With extensive experience in building and optimizing development workflows, I specialize in creating robust CI/CD pipelines, managing cloud infrastructure on AWS, and orchestrating containerized applications using Docker and Kubernetes. 🛠️ Technical Skills: Languages: C#, Python, JavaScript (Node.js, TypeScript) Frontend Technologies: React, Angular, Vue.js DevOps Tools: Jenkins, Git, Docker, Kubernetes, Ansible Cloud Platforms: AWS (EC2, S3, Lambda, RDS) Databases: PostgreSQL, MySQL, MongoDB Blockchain Frameworks: Solana, Web3.js, smart contract development Other Technologies: REST APIs, GraphQL, Microservices Architecture 🌟 What I Offer: CI/CD Pipeline Development: I design, implement, and maintain continuous integration and deployment pipelines that streamline your software delivery process, ensuring faster and more reliable deployments. AWS Cloud Services: Proficient in deploying and managing applications on AWS, I leverage services like EC2, S3, Lambda, and RDS to build scalable and cost-effective solutions. Containerization: With my expertise in Docker, I package applications with their dependencies, facilitating consistent development environments and simplifying the deployment process. I also excel in Kubernetes for orchestrating containerized applications efficiently. Fullstack Development: I bring a versatile skill set to the table, with proficiency in: Frontend Frameworks: Developing dynamic web applications using React, Angular, and Vue.js, ensuring responsive and engaging user experiences. Backend: Building robust server-side applications using Python, Node.js, and TypeScript, ensuring high performance and security. DApp Development: Experienced in building decentralized applications (DApps) within the Solana ecosystem and integrating blockchain technologies, allowing for innovative and secure solutions. CMS Task Management: I am experienced in CMS technologies that facilitate content management and enhance user engagement, providing custom solutions as needed. 🏆 Your benefits from my service? Problem-Solver: I tackle challenges with a strategic mindset, ensuring that your projects run smoothly and efficiently. Collaborative Spirit: I thrive in team environments and communicate effectively with cross-functional teams to achieve common goals. Commitment to Quality: I adhere to industry best practices and standards, delivering high-quality code and infrastructure solutions on time. Whether you need help setting up a CI/CD pipeline, migrating your applications to AWS, developing a fullstack application, or creating decentralized solutions in the Solana ecosystem, I'm here to support you every step of the way. Let’s connect and discuss how I can help you achieve your project goals! 🌟

Golang
Communications
Rust
Microservice
GraphQL
Solana
PostgreSQL
AWS Lambda
Amazon ECS for Kubernetes
Docker
React
Angular
TypeScript
Python
DevOps
$100 hourly
- 5.0/5
- (16 jobs)
Full-stack developer with +25 years of experience based in Southern California. I can help you to: - upgrade and maintain your legacy Rails, Flask, Django, Odoo, PHP, React app - upgrade Heroku stack & database with minimal downtime, - implement complex D3 visualizations, refactor complex React / Vue codebase, - add/improve test code coverage in your Rails, Flask, Django, PHP, React app, - create v1 of your business idea

Golang
Web Application
MySQL Programming
Ruby on Rails
Heroku
Objective-C
C++
Java
WordPress
API
Ruby
PHP
JavaScript
Perl
$70 hourly
- 5.0/5
- (6 jobs)
Two decades of industry experience with a Computer Science degree. I mentored at Oregon State University. Resume highlights: — Industry Mentor for Oregon State University (College of Engineering). — B.S. in Computer Science. — Co-hosted Go Meetup in Austin, TX USA. — Co-founder of startup which was a finalist in SXSW (tech conference in Austin, TX) — Wrote IPs for 2 startups that were acquired. — Rotary resource speaker. Skills: — Web-Development (languages: Go, Python, JavaScript, Elixir, REST APIs, gRPC, Express, Gin) — Database design (Postgres, MongoDB, MySQL) — Infrastructure (AWS: ECS, S3, RDS, Terraform, K8s, Microservices, Docker) — Project management

Golang
JavaScript
Amazon RDS
Heroku
Amazon S3
Microservice
Docker
MySQL
MongoDB
PostgreSQL
API
RESTful API
$77 hourly
- 4.9/5
- (63 jobs)
I specialize in helping startups navigate this fragmented world of modern technology. I have 16 years of experience in computer engineering, with deep mastery of Linux, containers, Kubernetes, and cloud platforms. I'm proficient in dozens of programming languages. I've been a part of pre-seed founding teams, helped Unicorns scale another 10x after we just finished the last 10x, and been a cog in the profit machine of Fortune 500 companies. Let me design the systems your employees will complain about in 20 years because they're out of style, but you'll love because they're still operational.

Golang
Docker Compose
Docker Swarm Mode
Build Automation
Systems Engineering
Enterprise Software
High Availability and Disaster Recovery
Cloud Architecture
Grafana
Prometheus
DevOps
Docker
Containerization
Kubernetes
Rust
Python
$60 hourly
- 4.9/5
- (23 jobs)
As a seasoned Full Stack Developer with over a decade of experience, I specialize in creating robust, custom E-Commerce solutions. Proficient in both frontend and backend development, I excel in PHP, Laravel, and building applications from scratch without frameworks. Since 2010, I've developed diverse projects, including car parts stores and custom Laravel and Magento stores. With over 10 years of experience in E-Commerce systems, I am adept at setting up and optimizing Shopify, Magento and WooCommerce platforms. Additionally, I have experience with Ruby, GoLang, and 2 years with Java and Spring framework, focusing on RESTful API systems.

Golang
AJAX
Ruby on Rails
PHP
JavaScript
HTML
WordPress
Magento
Laravel
CSS
$70 hourly
- 5.0/5
- (23 jobs)
🚀 Need a new app or website? - improve your business's efficiency and reputation by launching ASAP. ⏭️ New features - extend your application and improve the codebase for future developers. 🛠️ Is something not working? - comprehensive triage, solution, and a report of cause. I can automate your business processes, get your project back to a healthy state, or get that new feature production-ready. Through 14 years of professional software experience, I've enjoyed working on 100+ applications for US-based clients. Let's chat. I'd love to hear about your project! Tech stacks: Golang, Kubernetes, PHP, MySQL, Postgres, Apache, CSS, HTML, Javascript, jQuery, Linux, Laravel, Symfony, Yii, Nodejs, API, MongoDB, Redis, Nginx, Active Directory, LDAP, Angular, React.

Golang
Kubernetes
Laravel
Figma
PDF
NoSQL Database
Relational Database
Front-End Development
Back-End Development
Web Design
App Design
Automation
PHP
JavaScript
Website Redesign
$150 hourly
- 5.0/5
- (28 jobs)
👤 Elliott Crifasi ⭐ Fractional CTO | Devops Engineer | Engineering Leader 🚀 📍 Chicago, IL 🏈 I am part of the Top 1% of Upwork Freelancers, and help my clients get the most out of their teams and resources. I have exceptional problem solving, project/time management skills. My clients work with me because I am a level of expertise that allows me to get things done quickly and efficiently. I can contribute in the following ways: - Fractional CTO - Cloud Infrastructure - Kubernetes - DevOps Transformations - Automated CI/CD Pipelines - Custom API Development (GraphQL/Rest) - Custom Web Development (React.js, Vue.js) - Event-Driven Systems - Database Design (SQL/NoSQL) - Automation Recent Testimonials: **"After going through numerous front-end and back-end developers that took 3 years and were jerked around by other firms with nothing to show for it, we found Elliott. Thank goodness we did. His attention to detail and his communication are second to none."** — Mike T. **"Elliot is a very organized individual. He has a great communication style and makes himself available for questions/comments. He is detail-oriented and was able to learn the components of my project in order to assist me in properly executing my design. With that being said, he is very intelligent and can think abstractly/outside the box in order to complete the task and solve problems that arise. I would highly recommend Elliot for your next project."** — Elizabeth T. Keywords: AWS (Amazon Web Services), GCP (Google Cloud Platform), Azure, Kotlin, Go, Kinesis, Lambda, DynamoDB, Apache Kafka, Node.js, GraphQL, REST, Kubernetes, Typescript, Terraform, Ansible, Docker

Golang
Apache Kafka
Infrastructure as Code
Functional Programming
React
TypeScript
JavaScript
Serverless Computing
DevOps
CI/CD
Node.js
Terraform
Amazon Web Services
Kubernetes
Google Cloud Platform
$50 hourly
- 5.0/5
- (25 jobs)
I'm a Professional Python and MEAN Stack developer. I have over 10 years of experience in Python building Web-Applications and Scrapers. I have 5 year of MEAN Stack experience and I can build Fast, Scalable and secure Applications. I've handled Full Stack & DevOps responsibilities at notable companies such as FlipSystem, Allyright, EFSNetworks

Golang
Google Cloud Platform
Amazon EC2
Amazon S3
Docker
FastAPI
Web Development
Django
Flask
Node.js
JavaScript
Web Crawling
Data Mining
Data Scraping
Python
$100 hourly
- 4.8/5
- (20 jobs)
Hello! I'm a dynamic software developer with 10+ years of experience across multiple domains: video streaming media, networking, robotics, and embedded systems. Expert in crafting scalable solutions, enhancing application architecture, and pushing technological boundaries. Ready to drive innovation and contribute to future-proof projects with a track record of success in both professional and freelance settings.

Golang
TypeScript
JavaScript
Terraform
Desktop Application
Infrastructure as Code
Electron
Web Application
Vue.js
PostgreSQL
Amazon Web Services
Architecture
React
Rust
API
$60 hourly
- 0.0/5
- (6 jobs)
✅ Quality Work 100% ✅ 10 years of experience Senior Full Stack Engineer with 10+ years of experience in software development, specializing in Python (Django, Flask, FastAPI), Node.js, Java, React/Redux, React Native, and Flutter. I create innovative, reliable solutions that drive business growth. Here is my technology stack for development: ✅ Front-End : React JS, Redux, React Native, Typescript, Javascript ✅ Backend: Django, DRF, Flask, and FastAPI, Nodejs, Go (Gin, Fiber) ✅ Databases : PostgreSQL, MySQL, SQL Server, SQLite, NoSQL ✅ Data Warehousing: Snowflake, Redshift ✅ Developing REST API -based services/micro-services ✅ Web Scrapping and automation tools using Python (Selenium, Beautifulsoup, webdriver, IP rotations). ✅ Big data Apache Spark (PySpark). ✅ Data Engineering/Science libraries (NumPy, Pandas, Matplotlib, Seaborn, Scikit Learn) ✅ GRPC, Rest APIs, GraphQL ✅ CI/CD and Containerization: Docker, Docker-Compose, K8s, Github Actions. ✅ Cloud AWS (EC2 , RDS , Lambda, ECS, S3)

Golang
RabbitMQ
Django Stack
Selenium WebDriver
React Native
Node.js
Redux
Kubernetes
Docker
JavaScript
SQL
React
Amazon Web Services
Flask
Python
$55 hourly
- 5.0/5
- (15 jobs)
I’m often described as easy-going, collaborative, and altruistic. With over a decade of experience, I’ve built software products across healthcare, finance, marketing, and government sectors, including projects for a US DoD contractor. Along the way, I’ve been recognized as a top engineer on platforms like Upwork, Wellfound, Toptal, Codeforces, and TestDome. My career began writing production code for my local library, and today I’m a certified Node.js and React expert, technical architect, and leader. I have hands-on experience in web and mobile development, data engineering, and machine learning. I’m also proficient with a wide range of tools and languages, including React, Angular, Go, Python, and Swift. Whether building innovative startup products or leading engineering teams, I bring deep technical expertise with a practical, problem-solving mindset.

Golang
ML Automation
Three.js
AR & VR
Rust
Google Chrome Extension
CSS
GraphQL
React Native
Tailwind CSS
TypeScript
Ruby on Rails
Next.js
React
JavaScript
$90 hourly
- 5.0/5
- (10 jobs)
I’m a Sr. Full stack mobile application developer with 12+ years of experience in mobile application development and design, specializing in Native and Hybrid-platform (SwiftUI, Kotlin, React Native/ Flutter/ Ionic/ Xamarin), Bubble.io for Android and iOS App Development. 🛡️ I have developed more than 50+ large-scale applications for a variety of domains like Banking, HealthCare, Social media, eCommerce, etc. Delivered bug-free, high-performing, and responsive applications to the clients, which helped in their businesses a lot. I spend a lot of time with the business throughout the project. I help lead and run requirements gathering meetings, demos to stakeholders and executives, and post-project concerns and backlog grooming. I have learned how to communicate effectively with both technical and non-technical audiences. The results of these business meetings are then used to form our team's sprint. I try to promote agile development with daily stand-ups, assist in weekly internal backlog grooming sessions, and help drive bi-weekly sprint plannings and retrospectives. My goal is to deliver a quality product on time to see the client happy. Skills ➡️ * Expert Flutter app development. * Expert React Native app development. * Expert flutterflow app development. * Expert Mobile app development. * Expert IOS Developer. * Expert Android Developer. * Expert React Native, Js Development. * Strong background in Objective-C, Swift, Java, Kotlin. * Backend Firebase, Aws, setup server. * Expert in Upload app in Appstore, Play store. * Expert at Core Data, Core Location. * Expert UI/UX Design in Mobile devices. More Specific expertise ➡️ * Messanger & Chat based apps * Restaurant/Hotel booking app * Social & Event based apps * Stripe Payment gateway * Push Notification service * Banking apps * Fitness/Health sector apps * Geo-Location related app * Creating SDK and Framework * Photo filter related apps * Live streaming Additional ➡️ * Bitbucket * GitHub * Svn * CICD * TestFlight * AppCenter * SonarQube * Jira * Crashlytics Let's catch up on a discovery call 📞 and I might be able to build you an Awesome Product. Cheers! Allen 🧔

Golang
JavaScript
Webflow
Web Development
Python
React
ASP.NET
FlutterFlow
Chat & Messaging Software
Xamarin
Bubble.io
Flutter
Mobile App Development
React Native
C#
$70 hourly
- 5.0/5
- (5 jobs)
With rich experience in software development, including working at top-tier companies like Google, I have spent the last 12+ years specializing in AI, Full-Stack Development, and Information Security. I bring 5+ years of leadership experience as a tech lead, managing teams, and working on enterprise-level projects in fast-paced environments. I have hands-on expertise in developing and deploying cutting-edge machine learning models, deep learning, computer vision, natural language processing (NLP), Generative AI and Web Applications. My work spans across various industries, building impactful AI-driven solutions, including recommendation systems, speech recognition, and intelligent chatbots. Key Expertise: ✔️ AI & ML: Machine Learning, Deep Learning, Computer Vision, NLP, Generative AI ✔️ Speech Recognition: Whisper, Google Speech Engine, Azure Text-to-Speech, Bark, Coqui, Elevenlabs ✔️ Information Extraction: Named Entity Recognition (NER), Temporal Expressions, Event Extraction, OCR ✔️ Sentiment Analysis & Recommendation Systems ✔️ CRM & Chatbot Development: Development of intelligent customer service bots and CRM solutions ✔️ Data Science & Visualization: Tableau, Power BI, PySpark, Data Science techniques ✔️ Web Development: Full-stack web development with expertise in both front-end and back-end ✔️ Technologies: ✅ AI Libraries: TensorFlow, Keras, PyTorch, Scikit-Learn ✅ Backend Frameworks: Django, Flask, FastAPI, Express, NestJS, Spring boot, REST & GraphQL APIs ✅ Frontend: React, Angular, Vue, Next.js, TailwindCSS, HTML/CSS, JavaScript ✅ Full-Stack: MERN, MEAN, Laravel + Vue.js ✅ Databases: MySQL, MongoDB, PostgreSQL, SQLite, MS SQL ✅ Cloud & Services: AWS, Azure, GCP, Netlify, Heroku, cPanel ✅ DevOps & MLOps: Docker, Kubernetes, Git, CI/CD pipelines ✅ Programming Languages: JavaScript, Python, C#, Java, TypeScript, PHP As a 10X developer, I don’t just deliver your projects on time—I provide strategic insights into architectures and future-proof design decisions to ensure scalability, maintainability, and performance. Whether you need a machine learning model, a robust web application, or expert advice on complex architectures, I’m here to help you build innovative, high-impact solutions.

Golang
Automation
Software Development
Cryptography
Information Security
API Integration
Full-Stack Development
AI Development
Machine Learning
Artificial Intelligence
SQL
Java
Python
Node.js
JavaScript
$75 hourly
- 5.0/5
- (2 jobs)
☝ Highly skilled Devops with more than five years of proven success in AWS solutions and onboarding and migration application to Kubernetes; experienced in building CI/CD pipeline; have hands-on at deployment, management, and support cloud environments. I also have a variety of experiences in Analyzing and Administrating Databases and solid skills in debugging. I am here to help you to implement Devops practices and build a cohesive team. ✅ I have a strong background in the following tools and technologies: ✅ Deployment Tools Used to Deploy Kubernetes ✓ Ansible with Vagrant ✓ Docker Enterprise ✓ Kubernetes on Docker Desktop ✓ Kubernetes on Docker CE ✓ Kubernetes Baremetal and Github Automation Scripts Terraform ✓ Jenkins ✓ Minikube ✓ Kubespray ✓ Codefresh ✅ Programming languages: ✓ Python ✓ GO (golang) ✓ R ✅ Version control systems: ✓ Gitlab ✓ Github and Github actions ✓ Bitbucket ✓ Gerrit ✅ AWS services: ✓ IAM ✓ EKS ✓ EC2 ✓ RDS

Golang
Microsoft Windows PowerShell
Linux
AWS Application
Terraform
CI/CD
Kubernetes
Docker
R
OpenStack
TensorFlow
Data Visualization
MySQL
PostgreSQL
Python
Want to browse more freelancers?
Sign up