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Software Engineer with 4+ years in Node.js, NestJS, TypeScript & AWS Serverless
AI is analyzing your overall score…
Identifying your key strengths…
Evaluating your skill match against the job requirements…
Assessing your cultural and operational fit
Results-driven Senior Backend Engineer with 5+ years of experience specializing in Node.js, NestJS, TypeScript, and AWS serverless architectures. Proven track record of delivering high-throughput, fault-tolerant microservices and RESTful APIs for e-commerce, SaaS, and fintech platforms handling 100K+ daily transactions. Deep expertise in SOLID principles, clean code, TDD, and event-driven design, with a strong ability to translate complex business requirements into scalable, production-ready backend solutions that are observable and built to last.
Jayaraj Annapackiam CSI College of Engineering
B.Tech · Information Technology
August 1, 2016 – June 30, 2020
Doodleblue Innovations Private Limited
Senior Backend Engineer
July 1, 2025 – April 1, 2026
Chennai, Tamil Nadu, India
Sundar Management Services LLP
Backend Engineer
August 1, 2023 – July 1, 2025
Chennai, Tamil Nadu, India
Osiz Technologies Pvt Ltd
Backend Engineer
August 1, 2021 – July 1, 2023
Madurai, Tamil Nadu, India
Falcon - E-Commerce Payment Processing System (AWS Serverless)
August 1, 2023 – July 1, 2025
Built a fault-tolerant serverless payment system using AWS (Lambda, API Gateway, DynamoDB, SNS, SQS) handling 10K+ daily transactions with CloudWatch monitoring and 99.99% uptime. Applied TDD with 100% test coverage using Jest; established a CI/CD pipeline with AWS CodeBuild and Jenkins, achieving zero-downtime deployments.
MrMed - Healthcare Data Platform (Microservices)
August 1, 2023 – July 1, 2025
Developed HIPAA-compliant backend using Node.js and FastAPI with optimized MongoDB and PostgreSQL schemas, achieving sub-second response times for 1M+ records. Containerized microservices with Docker and orchestrated with Kubernetes; automated CI/CD with GitHub Actions, reducing deployment time by 50%.
National Policy Intelligence Platform (Generative AI – Foundational Contribution)
August 1, 2023 – July 1, 2025
Contributed to backend API integration for an AI-powered document processing platform, gaining foundational exposure to RAG pipelines, LangChain, and vector databases (Pinecone, Weaviate) integration.
RealTrack - Real-Time Asset & Fleet Telemetry Platform
August 1, 2023 – July 1, 2025
Developed backend microservices for a telemetry ingestion platform processing high-volume GPS streams, using Redis for geospatial lookups and PostgreSQL for persistent storage. Implemented observability with Prometheus metrics and Grafana dashboards, contributing to high availability on Kubernetes deployments.
Cultural Fit Analysis
The candidate exhibits a strong cultural fit for a senior software engineering role. Their project diversity spans e-commerce, SaaS, fintech, healthcare, and real-time telemetry, showcasing adaptability and a broad interest in different problem domains. The experience in mentoring junior developers and championing engineering excellence through practices like pair programming and ADRs indicates a collaborative and growth-oriented mindset. The foundational exposure to Generative AI also suggests a willingness to learn and adapt to emerging technologies, aligning with innovative team cultures.
Soft Skills & Operational Fit
The candidate demonstrates strong operational fit through their experience in Agile methodologies, continuous delivery, pair programming, and mentoring junior developers. Their project descriptions highlight a focus on fault tolerance, high availability, and rapid incident response, indicating a proactive and responsible approach to software development. The emphasis on TDD, 95%+ test coverage, and ADRs suggests a commitment to quality and maintainable code.