Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a software engineer specializing in backend development and full-stack delivery, with experience architecting and scaling distributed, microservices-based platforms on AWS. I design and own end-to-end backend solutions—from system design through production deployment—leveraging NestJS, PostgreSQL, Redis, Kafka, and robust cloud infrastructure. I'm adept at real-time systems, event-driven architecture, and API design, and I enjoy delivering scalable, production-grade features. I take ownership of projects from conception to deployment and thrive collaborating with cross-functional teams to turn complex requirements into reliable platforms.…I'm a software engineer specializing in backend development and full-stack delivery, with experience architecting and scaling distributed, microservices-based platforms on AWS. I design and own end-to-end backend solutions—from system design through production deployment—leveraging NestJS, PostgreSQL, Redis, Kafka, and robust cloud infrastructure. I'm adept at real-time systems, event-driven architecture, and API design, and I enjoy delivering scalable, production-grade features. I take ownership of projects from conception to deployment and thrive collaborating with cross-functional teams to turn complex requirements into reliable platforms.

Hisham Abdul Salam

Full Stack Developer, Developer, Programmer, +4





I'm a software engineer specializing in backend development and full-stack delivery, with experience architecting and scaling distributed, microservices-based platforms on AWS. I design and own end-to-end backend solutions—from system design through production deployment—leveraging NestJS, PostgreSQL, Redis, Kafka, and robust cloud infrastructure. I'm adept at real-time systems, event-driven architecture, and API design, and I enjoy delivering scalable, production-grade features. I take ownership of projects from conception to deployment and thrive collaborating with cross-functional teams to turn complex requirements into reliable platforms.…I'm a software engineer specializing in backend development and full-stack delivery, with experience architecting and scaling distributed, microservices-based platforms on AWS. I design and own end-to-end backend solutions—from system design through production deployment—leveraging NestJS, PostgreSQL, Redis, Kafka, and robust cloud infrastructure. I'm adept at real-time systems, event-driven architecture, and API design, and I enjoy delivering scalable, production-grade features. I take ownership of projects from conception to deployment and thrive collaborating with cross-functional teams to turn complex requirements into reliable platforms.

Available to hire

I’m a software engineer specializing in backend development and full-stack delivery, with experience architecting and scaling distributed, microservices-based platforms on AWS. I design and own end-to-end backend solutions—from system design through production deployment—leveraging NestJS, PostgreSQL, Redis, Kafka, and robust cloud infrastructure.

I’m adept at real-time systems, event-driven architecture, and API design, and I enjoy delivering scalable, production-grade features. I take ownership of projects from conception to deployment and thrive collaborating with cross-functional teams to turn complex requirements into reliable platforms.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Malayalam

Fluent

Work Experience

Full Stack Developer (Backend Focused) at Carzilla Motors LLC

September 1, 2025 - Present

Architected and built a production-grade microservices backend from the ground up using NestJS, PostgreSQL, and Kafka, deployed across a multi-AZ AWS infrastructure — including a Next.js admin panel for vehicle management, auction configuration, and transaction oversight. Designed an event-driven notification system with push (FCM), email (SES), and in-app delivery with idempotency guarantees and manual Kafka offset management. Implemented real-time bidding via Socket.IO scaled horizontally using a Valkey pub-sub adapter on ElastiCache. Implemented direct-to-S3 upload pipeline using presigned PUT URLs to route file bytes client-to-S3 with no proxy, reducing upload bandwidth overhead. Provisioned and managed full AWS infrastructure including VPC, RDS PostgreSQL (Multi-AZ), ElastiCache, ALB, API Gateway, EC2, Cognito, and SES.

Full Stack Developer at SmartZone Consultancy

January 1, 2024 - Present

Developed responsive and scalable web interfaces using React.js and Tailwind CSS. Created and maintained backend services with Node.js and Express.js. Designed and integrated MongoDB databases for structured data storage and retrieval. Deployed web applications on Linux servers using NGINX as a reverse proxy and configured GitHub Actions with self-hosted runners for CI/CD pipelines. Secured and maintained server infrastructure including firewall configuration, SSH hardening, and SSL setup. Monitored uptime and application performance for high reliability. Collaborated cross-functionally to troubleshoot bugs, implement new features, and optimize application performance.

Software Engineer Trainee at Baabte System Technologies

December 31, 2023 - August 26, 2025

Designed, developed, and maintained responsive and scalable web applications to enhance user experience and performance. Utilized modern technologies including HTML, CSS, JavaScript, and Python Django for robust feature development. Implemented and optimized PostgreSQL database solutions ensuring data integrity and efficiency. Collaborated with cross-functional teams to troubleshoot, debug, and resolve user- and stakeholder-reported issues, ensuring continuous operation of web applications.

Software Engineer Intern at Baabtra System Technologies

November 1, 2023 - April 1, 2024

Built and maintained web applications using Python Django and PostgreSQL, delivering backend features and database optimizations. Contributed to a full-stack environment spanning HTML, CSS, and JavaScript across production web applications.