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I'm a Software Engineer with 3+ years of experience designing, building, and optimizing scalable backend and full-stack systems using Java, Python, and JavaScript across distributed cloud environments. I'm proficient in RESTful and GraphQL APIs, microservices, and event-driven architectures with Spring Boot, Node.js, and FastAPI. I also have hands-on experience with containerization, CI/CD automation, and AWS, Docker, Kubernetes, and Jenkins. I focus on secure API development, system monitoring, and automated testing, and I thrive in collaborative, agile teams delivering reliable, maintainable software.…I'm a Software Engineer with 3+ years of experience designing, building, and optimizing scalable backend and full-stack systems using Java, Python, and JavaScript across distributed cloud environments. I'm proficient in RESTful and GraphQL APIs, microservices, and event-driven architectures with Spring Boot, Node.js, and FastAPI. I also have hands-on experience with containerization, CI/CD automation, and AWS, Docker, Kubernetes, and Jenkins. I focus on secure API development, system monitoring, and automated testing, and I thrive in collaborative, agile teams delivering reliable, maintainable software.

Irfan Melekkandy Puthalath

Full Stack Developer, Web Developer, Programmer, +5

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I'm a Software Engineer with 3+ years of experience designing, building, and optimizing scalable backend and full-stack systems using Java, Python, and JavaScript across distributed cloud environments. I'm proficient in RESTful and GraphQL APIs, microservices, and event-driven architectures with Spring Boot, Node.js, and FastAPI. I also have hands-on experience with containerization, CI/CD automation, and AWS, Docker, Kubernetes, and Jenkins. I focus on secure API development, system monitoring, and automated testing, and I thrive in collaborative, agile teams delivering reliable, maintainable software.…I'm a Software Engineer with 3+ years of experience designing, building, and optimizing scalable backend and full-stack systems using Java, Python, and JavaScript across distributed cloud environments. I'm proficient in RESTful and GraphQL APIs, microservices, and event-driven architectures with Spring Boot, Node.js, and FastAPI. I also have hands-on experience with containerization, CI/CD automation, and AWS, Docker, Kubernetes, and Jenkins. I focus on secure API development, system monitoring, and automated testing, and I thrive in collaborative, agile teams delivering reliable, maintainable software.

Available to hire

I’m a Software Engineer with 3+ years of experience designing, building, and optimizing scalable backend and full-stack systems using Java, Python, and JavaScript across distributed cloud environments.

I’m proficient in RESTful and GraphQL APIs, microservices, and event-driven architectures with Spring Boot, Node.js, and FastAPI. I also have hands-on experience with containerization, CI/CD automation, and AWS, Docker, Kubernetes, and Jenkins. I focus on secure API development, system monitoring, and automated testing, and I thrive in collaborative, agile teams delivering reliable, maintainable software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Software Engineer (AI Research Intern) at SNAP Life Sciences

July 1, 2025 - November 3, 2025

Designed and deployed RESTful and GraphQL APIs using Node.js, Next.js, and Quarkus, integrating PostgreSQL databases to support large-scale drug-pricing ML workflows and molecular data management. Built a secure authorization layer with OAuth2 and JWT for data access governance across frontend clients and backend ML pipelines. Automated data ingestion with Python and FastAPI to create scraping pipelines for molecular structures and patent data for ML model training and validation. Collaborated with data scientists to optimize predictive models for drug price estimation and improved performance through model versioning. Developed unit and integration tests with Jest and Postman to ensure reliable data exchange across API endpoints and containerized environments orchestrated with Docker.

Software Engineer at CGI Inc.

July 1, 2024 - July 1, 2024

Re-architected a Java EE payment platform into 12 Spring Boot microservices on AWS EKS, achieving 27K+ transactions per second and sub-30 ms latency with zero downtime. Reduced AWS costs by $1.35M annually through EC2 right-sizing, Spot Fleet automation, and proactive CloudWatch/Prometheus monitoring, maintaining 99.99% uptime. Engineered a Kafka-based streaming system with exactly-once delivery semantics and zero data loss. Optimized SQL queries and implemented caching with Redis and PostgreSQL to boost data retrieval by 42%. Conducted code reviews, test automation, and mentoring to standardize secure API development and improve release quality across 8 production deployments.

Full-Stack Software Engineer at Vishwas Coffee

August 1, 2022 - August 1, 2022

Led digital transformation of warehouse operations by developing a Python/Flask-based ERP system backed by MySQL, improving inventory accuracy and logistics efficiency. Built an Angular dashboard with barcode integration to automate inventory tracking, reducing order fulfillment time. Integrated Dockerized CI/CD pipelines using Jenkins and GitHub Actions, enabling daily production releases and reducing post-deployment defects through automated testing. Collaborated with cross-functional teams to enhance UI/UX for internal tools and ensure responsive interfaces.

Software Engineer at CGI Inc.

September 1, 2022 - July 1, 2024

Re-architected a Java EE payment platform into 12 Spring Boot microservices on AWS EKS, achieving 27K+ transactions per second and reducing latency to under 30 ms with zero downtime. Reduced AWS operational costs by $1.35M annually through EC2 right-sizing, Spot Fleet automation, and proactive monitoring with CloudWatch and Prometheus, maintaining 99.99% uptime. Engineered a Kafka-based streaming system for high-volume transaction processing, achieving exactly-once delivery semantics and ensuring zero data loss across distributed environments. Enhanced system performance by optimizing SQL queries and implementing caching strategies with Redis and PostgreSQL, boosting data retrieval speed by 42%. Conducted code reviews, test automation, and mentoring for junior engineers, standardizing secure API development and improving release quality across 8 production deployments.

Full-Stack Software Engineer at Vishwas Coffee

September 1, 2021 - August 1, 2022

Led digital transformation of warehouse operations by developing a Python/Flask-based ERP system backed by MySQL, improving inventory accuracy by 27% and streamlining logistics for 500+ SKUs. Built an Angular dashboard with barcode integration to automate inventory tracking, cutting order fulfillment time by 30% and increasing customer retention through real-time insights. Integrated Dockerized CI/CD pipelines using Jenkins and GitHub Actions, enabling daily production releases and reducing post-deployment defects by 49% through automated testing. Collaborated with cross-functional teams to enhance UI/UX design for internal tools, ensuring responsive web interfaces and seamless navigation across devices.