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Mayank Singh

Full Stack Developer @Bartech Data System Pvt Ltd | Next.js · Node.js · TypeScript · C# · AWS · Docker · Terraform · SQL | AWS & Terraform Certified

Mumbai

4+ years of work experience

Bartech Data Systems Private Limited
Jun 20242 yrsPresent

Mumbai, Maharashtra, India

- Built and delivered 6 end-to-end production systems for enterprise clients including Gerresheimer, Marken, L&T and Gulbrandsen across manufacturing and logistics domains - Designed and optimized SAP ERP integration via BAPI RFC protocol in C# and Node.js for an enterprise WMS processing 1000+ daily transactions - Reduced API response time from ~800ms to 300ms through backend optimization and efficient SAP integration - Integrated Siemens RTLS hardware over TCP sockets for an RFID asset tracking system, enabling sub-second real-time location updates for L&T Defence warehouse operations - Built batch genealogy tracking and traceability solution with full audit trail compliance - Configured Docker-based CI/CD pipelines on AWS, cutting deployment time from multi-hour manual releases to under 15 minutes - Enforced Git branching strategy with PR reviews across all projects - Maintained 90%+ unit test coverage using Jest across all systems
YouTube
May 20224 yrs 1 moPresent

Remote

Poster
Jan 20245 mosMay 2024

India

- Built Node.js/Express REST API backend for an NFT marketplace from scratch using service layer architecture - Handled high-concurrency NFT minting and trading operations with a modular, maintainable codebase - Decoupled heavy processing jobs into RabbitMQ-based microservices, reducing peak API response time by ~35% - Implemented Redis caching layer that cut database load by 30% and brought API response time down to 150ms - Enabled the platform to scale without provisioning additional DB infrastructure through caching strategies via Redis
Unacademy
Mar 20223 mosMay 2022

India

Education

University of Mumbai

Bachelor of Engineering - BE, Computer Engineering

University of Mumbai

20213 yrs2024

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Mayank Singh on Tal

Headline

Full Stack Developer @Bartech Data System Pvt Ltd | Next.js · Node.js · TypeScript · C# · AWS · Docker · Terraform · SQL | AWS & Terraform Certified

About

Full Stack Developer at Bartech Data Systems, building enterprise systems for manufacturing and logistics clients. Most of my work lives at the intersection of backend engineering and ERP integration - REST APIs, SAP BAPI/RFC, real-time data pipelines, and systems that actually run in production at scale. Delivered 5+ traceability solutions handling 1000+ daily transactions with sub-300ms response times, an RFID-based asset tracking system for L&T Defense, and a few other production systems across Gerresheimer, Marken, and Gulbrandsen. AWS Certified (SAA-C03) | Terraform Associate Based in Mumbai. Always up for a good engineering conversation.

Location

Mumbai

Work experience

Full Stack Engineer at Bartech Data Systems Private Limited, Jun 2024 - Present · 2 yrs, Mumbai, Maharashtra, India, - Built and delivered 6 end-to-end production systems for enterprise clients including Gerresheimer, Marken, L&T and Gulbrandsen across manufacturing and logistics domains - Designed and optimized SAP ERP integration via BAPI RFC protocol in C# and Node.js for an enterprise WMS processing 1000+ daily transactions - Reduced API response time from ~800ms to 300ms through backend optimization and efficient SAP integration - Integrated Siemens RTLS hardware over TCP sockets for an RFID asset tracking system, enabling sub-second real-time location updates for L&T Defence warehouse operations - Built batch genealogy tracking and traceability solution with full audit trail compliance - Configured Docker-based CI/CD pipelines on AWS, cutting deployment time from multi-hour manual releases to under 15 minutes - Enforced Git branching strategy with PR reviews across all projects - Maintained 90%+ unit test coverage using Jest across all systems

Mentoring MHT-CET students at YouTube, May 2022 - Present · 4 yrs 1 mo, Remote

Full-stack Developer at Poster, Jan 2024 - May 2024 · 5 mos, India, - Built Node.js/Express REST API backend for an NFT marketplace from scratch using service layer architecture - Handled high-concurrency NFT minting and trading operations with a modular, maintainable codebase - Decoupled heavy processing jobs into RabbitMQ-based microservices, reducing peak API response time by ~35% - Implemented Redis caching layer that cut database load by 30% and brought API response time down to 150ms - Enabled the platform to scale without provisioning additional DB infrastructure through caching strategies via Redis

Ex: Physics Tutor at Unacademy, Mar 2022 - May 2022 · 3 mos, India

Education

Bachelor of Engineering - BE, Computer Engineering, University of Mumbai

Mayank Singh - Full Stack Engineer in Mumbai | Tal