Sachin Pundir

Technical Lead with 16+ years of experience in software engineering, specializing in Node.js (9+ years), TypeScript, AWS, Docker, CI/CD, GraphQL, MongoDB, PostgreSQL, and scalable distributed systems. Proven expertise in system design, architecture, mentoring teams, and delivering enterprise-grade solutions.

Technical Lead - Kairos Technologies

(2025-08 - 2026-07)

Client: Infosys | End Client: BP. Tech Stack: Node.js, TypeScript, AWS, Docker, MongoDB, PostgreSQL, GraphQL, CI/CD.

• Driving architecture, code reviews, mentoring, sprint planning, and stakeholder communication.
• Collaborated effectively with stakeholders, partners and project teams to aid timely delivery against technical roadmaps.
• Authored technical documentation and user manuals, enhancing product usability and support.

Lead Developer - Classic Informatics Pvt Ltd

(2020-08 - 2025-07)

Led the development of the Parkco system (https://parkco.com/): It is a parking solution which have features like Parking solutions, Insight Secure/security, Insight monitor, Insight Route/Wayfinder, Insight Pay, Parking Occupancy, Insight Detect - sensor technology to monitor your parking 24/7.

Tech Stack: Nodejs, Vuejs, MongoDB, Postgres, Typescript + Javascript, FE-VueJs, Docker, AWS Lambda, S3, SQS, MQTT, TDD, ECS with Fargate, API Gateway, TDD, CI/CD, Github, Third-Party Integration (LPR-License Plate Recognizer).

• Project: Cyber365 (https://cybersecure365.com/): It is a SaaS based application called Tech Stack: Nodejs with NestJs, MongoDB, Typescript, GraphQL, Docker, S3, SES, CI/CD, Github.
• Created the Health checker system(service) that keep on monitoring the health of system. And generates alerts/notifications to admin people.
• Managed complex API performance tuning and database optimizations.

Angular Lead - Friends Color Images

(2020-04 - 2020-08)

Project: Smart Parcel Lockers / Smart Storage Systems. Tech: Angular 9. I worked on a smart locker system where I was responsible for developing and maintaining key frontend modules. This project enhanced my understanding of Angular's architectural patterns and performance optimization strategies.

• Participate in daily stand-up meetings with the Scrum Master to align on sprint goals and priorities.

Full Stack Developer & Team Lead - SmartData EnterPrises

(2011-09 - 2020-03)

Product based company with multiple projects.

• VirtualNGO (Coworking & Space Booking): Description: A coworking hub platform enabling users to find and book workspaces on rent. Key Contributions: As a full stack MEAN developer, I built the application from scratch by gathering requirements from Business Analysts and clients. Designed the database architecture and developed a location-based search and booking system using Node.js and MongoDB. Integrated a payment gateway (Stripe) and implemented calendar-based slot booking functionality.
• Freightalia (Freight & Logistics) Description: A container shipping platform for calculating international freight charges and managing shipments. Key Contributions: Built scalable APIs for dynamic freight calculations based on global shipping data using MEAN stack Tech. Integrated AWS services like Lambda, SQS, SNS and real-time tracking. Enabled data-driven decision-making via custom reporting modules.
• ESources.co.uk (B2B Marketplace), WholesaleDeals.co.uk (B2B / E-commerce) Key Contributions: My role was to developed secure services using PHP with OOPS concept and MySQL, JavaScript, jQuery and to build and support various new modules in the application, Database designed and query optimization. Implemented robust search and filtering features for supplier and product listings. Integrated third-party APIs for payment processing and data aggregation. Improved application performance through bac

Software Engineer - Enroots Delivery Logic

(2011-01 - 2011-09)

Trading Community Website. Technology: PHP, MySQL, jQuery, AJAX.

• Developed a free online trading community platform designed to connect traders globally under the theme "traders trading together." The platform features real-time chat rooms and event scheduling tools that allow users to create and join live or upcoming trading sessions. Contributed to building user interaction features, event management modules, and seamless chat integration for community engagement.

Software Engineer - Promatics Pvt Ltd

(2010-07 - 2010-12)

Technology: CakePHP, MySQL, JavaScript, PayPal Integration (paypal, Stripe). Description: Individually managed the development and enhancement of the schedule manager module used for class scheduling and student record management. Implemented frontend components to display upcoming classes, enabling students to register through a form and make payments securely via PayPal.

MCA - Graphic Era Institute of Technology Dehradun

BCA - SGRRITS Dehradun