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Top freelance Serverless developers available to hire
Senior Full‑Stack Developer with over seven years’ experience designing, building and maintaining large‑scale web applications.
Track record of delivering end‑to‑end solutions by partnering with stakeholders to translate business and user needs into reliable software.
Committed to clean, maintainable code, performance tuning, security best practices, and automated CI/CD pipelines.
Nearly two years of hands‑on AI experience, integrating machine learning models and automation to boost product intelligence.
I’ve contributed as a developer at global leaders Adobe and Newgen, as well as at high‑growth startups MoveInSync and Zillious Solutions.
Skills
Advanced:
Java, MySQL, PostgreSQL, Spring, Hibernate, Spring Boot, Maven/Gradle, Microservices, Multithreading & Concurrency Control, Web Services (SOAP & REST), RPC, Git, Google Cloud Platform (GCP), Database Modeling & Schema Design, SQL (Stored Procedures/Functions, Triggers), Docker, Kubernetes.
Intermediate:
TypeScript, Python, Angular, React, API Gateway, Service Discovery, Load Balancer, ELK Stack, Kafka, RabbitMQ, Redis Cache, RAG (Retrieval-Augmented Generation), AI Agents, LangGraph, Vector Databases, AI Workflows, Fine‑Tuning.
Core Strengths:
Scalable system design, back‑end architecture, data structures & algorithms.
How I Can Help You
– I’m here to tackle your toughest technical challenges with expertise and dedication.
Special Offer
– Enjoy your first session free! (Terms & Conditions apply — let’s discuss your needs during our requirement-gathering call.)
Satisfaction Guaranteed
– Not satisfied? Request an instant refund, no questions asked.
For a comprehensive overview of additional technologies and frameworks tailored to your needs, please refer to the Expertise section of my profile.
# 👋 How Do I Help?
Just like a good doctor with a patient. I listen carefully, analyze deeply, and work toward the best solution. When mentoring, I approach with extra care, empathy, and patience.
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# ⚖️ My Work Ethic
- **Honesty first**: No false promises, no wasted time.
- **Client satisfaction matters most**: I only accept payment when clients are happy with the outcome.
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# 🔗 Find More Details
- **LinkedIn**: [linkedin.com/in/rctushar07](https://www.linkedin.com/in/rctushar07)
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# 🌟 Why Choose Me?
- **6+ years** in Full-Stack, Cloud & Data Engineering within the tech industry
- Contributed to **5 industrial projects**, collaborating within large teams
- **10 years of coding experience** and **2000+ competitive programming problems solved**
- **10 LinkedIn recommendations** from international clients & teammates
- **100+ aspiring professionals mentored** throughout my journey
- Featured as **Top Full-stack Python Developer** in Prog.AI Analysis
👉 [Prog.AI Feature](https://www.linkedin.com/posts/prog-ai-hiring_python-python3-javascript-activity-7296196512563257345-Fx11)
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# 🎯 What Do I Offer?
## 💻 Development Services
- **Web apps** using Django, Flask, FastAPI, React, NextJs
- **N8N Automation**
- **Cloud infrastructure development** & serverless apps
- Database design & **performance optimization**
- Troubleshooting & debugging with clear communication
- **Data Engineering** & ETL pipelines
- Web scraping, data collection, and visualization
- Data ingestion, processing, and transformation for analytics
- Workflow automation with **Python scripts**
- Custom **Python libraries** & reusable Django apps
- Third-party API integration (Stripe, social media, etc.)
## 👨🏫 Personalized Mentorship
- Guidance for college/university projects & assignments
- Short & long term mentorship on **backend, cloud, or data engineering**
- Live **1:1 resume review**
- Mock **DSA coding interviews**
- Code reviews with professional insights
- Project planning & management guidance (methodologies, challenges, team dynamics)
- Advice on handling **stress & challenges** at work (deadlines, communication, disagreements, etc.)
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Tech Lead and Mentor with ten years of experience in various domains and tech stacks following the industry's best practices, architecture, testing, code reviews, debugging, profiling, and CI/CD pipelines.
**I have something special for you - let's discover:**
- Student discount is applied automatically.
- Displayed rate is not pocket friendly - no worries - I have something special for you.
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**Highlights:**
- Mentoring is one of my passions, and I have helped numerous mentees on their journey to become successful developers in various fields such as web, native mobile, and cross-platform development.
- I have helped many developers to fix critical bugs and implement complex features on the platform.
- Proficient in working with teams on software development life cycle(SDLC) from requirement gathering or planning, defining, designing technical architecture, building or developing, testing, deploying, and maintaining applications
- Well verse with development process/tools like Github Actions, CircleCI, CodeMagic, Fastlane, Jenkins, BuddyBuild, Git workflow, Github workflow, Agile PM tools, Continuous integration, and continuous deployment(CI & CD), Test/Domain-driven development with keeping healthy test code coverage, etc.
- Proficient in creating and working with different kinds of APIs - REST / GraphQL
- Proficient in working with databases SQL and NoSQL
- Proficient in object-oriented design, data structures, problem-solving, complexity analysis, and debugging.
- Proficient in writing efficient, maintainable, reusable, testable code that preserves privacy and security.
- Proficient with different platform/services integrations
- Right knowledge of toolset and libraries for effective and productive work.
Experienced software engineer with a passion for mentoring others in web technologies. Skilled in React, Node.js, and TypeScript. Talented in teaching and mentoring with excellent communication and problem-solving skills.
* 15+ years of experience in software development.
* 7 years of building apps with NodeJS, React and Angular.
* 5 years of hands-on work with cloud-based.
* Solid background in computer science and software development.
* Proficient in important practices like Clean Code, Refactoring, Test Automation, and CI/CD.
* Exceptional at solving problems and learning new technologies quickly.
With 7 years of experience as a Software Engineer, I have a proven track record of developing efficient web applications, implementing software solutions, and leading juniors in projects. My technical skills include Java, Spring Boot, MERN, and AWS. One of my biggest achievements was the development of an API rate limiter that reduced the API load, leading to significant improvement.
Technical cofounder, board member, and seasoned operator with experience building and growing early stage companies (pre-seed to late Series), large scale government and commercial projects, and nonprofits.
### Hands-on CTO | Lead Software Engineer | 15+ years
I build products end to end and still write code most days. I'm the CTO at Hexis, a sports nutrition platform trusted by 40% of the professional peloton at the Tour de France and 50% of the Premier League. I joined as a senior engineer, rebuilt the core data model so multi-day queries went from several minutes to under 700ms (a key factor in closing a $2.1M seed round), moved the platform to GCP and drove our SOC 2 audit. In our CEO's words, I was instrumental in building a product that delivered a 300%+ increase in ARR and found product-market fit.
Through Toptal I've worked as a lead engineer and fractional CTO. For an AI startup in financial due diligence I built an agentic RAG platform that indexed 10M+ pages and scored 100% on the Vectara RAG benchmark. I led engineering on Fashion Nova's React Native app on the Shopify Storefront API, and owned HIPAA-compliant auth, payments and audit logging for a US healthcare company.
Earlier I led a team of nine at Verizon Media/RYOT on a 3D content tool used by the NFL, HuffPost and Yahoo. Before that I worked on ISSUU's backend, which served 100M+ users a month, and built the SDK and developer marketplace for Danske Bank's District platform.
What I work with: TypeScript, Node.js, NestJS, React, Next.js, React Native, Python, Go, PostgreSQL, GraphQL, GCP, AWS, Docker, Kubernetes, Pulumi, Terraform, and LLM tooling like LangGraph, LangChain, LangSmith, OpenAI, Anthropic and Gemini. I use AI coding agents every day.
Things you can check:
* Top 1% of TypeScript engineers globally on Algora
* Toptal network member (top 3% of freelance talent)
* 200+ mentoring sessions on Codementor with a 5.0 rating
* Top 0.1% of 500,000+ users on Interviewbit
"Sachin is a real asset to any organisation." Dr David Dunne, Co-Founder and CEO, Hexis
I've worked remotely since 2016, mostly with US teams on US hours.
Website: sachinmour.com
LinkedIn: linkedin.com/in/sachinmour
GitHub: github.com/sachinmour
Algora: algora.io/profile/sachinmour
Through my journey as a developer, I have 7+ years of professional experience and helped 150+ clients with their development projects across several Technologies including **Node, React, NextJS, Javascript, TypeScript, Python, C++, JAVA, Unity Game Development**.
Due to my strong understanding of Data Structures and Algorithms along with programming fundamentals, I can quickly learn any new language and concept which enables me to design and develop production-level systems.
My mantra is to enhance my knowledge with practical applications. I focus on writing simple, clean, consistent and beautiful programs by prioritizing a well-thought design to ensure that they are easier to debug and maintain.
How to hire a freelance Serverless developer on Codementor
STEP 1
Post a Serverless request
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STEP 2
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STEP 3
Hire the best Serverless freelancer
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Frequently asked questions
How long do Serverless projects normally take?
The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance Serverless project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance Serverless request on Codementor, check out our article.
How much does it cost to hire a freelance Serverless developer?
We don’t charge anything when you post a freelance hiring request for Serverless developers! You’ll have the chance to determine what the budget for your project is when you post the request. You’ll only need to pay the developer if you’re 100% satisfied with their work. Please know that Codementor charges a small service fee when a developer completes the job.
What makes Codementor Serverless developers different?
We do a comprehensive technical and communications screen of all Serverless developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing Serverless developers’ user satisfaction rates.
What happens if I’m not happy with the freelancer’s work?
As a platform, we strive to ensure you’re always happy with your Serverless project’s results. If you’re unsatisfied with the results, you can choose to get a refund for the project. Additionally, you can contact our support team should you need any further assistance with your project.
For more answers to frequently asked questions, see here.