Summary
Overview
Work History
Education
Skills
Websites
Timeline
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Sachin Kumar

Sachin Kumar

Gurgaon

Summary

Results-oriented Engineering Manager with extensive experience leading the design, development, and deployment of scalable full-stack solutions across FinTech, HealthTech, and SaaS domains. Proven expertise in backend technologies (Node.js, Spring Boot, PHP), frontend frameworks (React, Angular), and mobile platforms (Flutter, Android, IOS). Adept at driving Agile methodologies, mentoring high-performing engineering teams, and ensuring robust, secure, and compliant software delivery, including API design, microservices architecture, and cloud infrastructure management.

Overview

8
8
years of professional experience

Work History

Engineering Manager

Oro Money
Remote
04.2022 - Current
  • Led the architectural design and development of scalable, secure FinTech platforms, leveraging Node.js for backend microservices, React for web interfaces, and Flutter for cross-platform mobile applications.
  • Managed the full software development lifecycle (Agile) for full-stack teams, ensuring timely delivery of high-quality FinTech products.
  • Drove technical strategy for backend systems, ensuring scalability for platforms supporting over Rs 250 crore in assets under management, focusing on Node.js service optimization and database performance.
  • Ensured compliance with RBI regulations through robust backend security measures and data integrity protocols.
  • Orchestrated critical backend integrations with banking partners and third-party services via RESTful APIs to enhance platform functionality.
  • Mentored a diverse team of backend (Node.js), frontend (React), and mobile (Flutter) engineers, fostering innovation and excellence.
  • Scaled engineering teams through strategic hiring, focusing on full-stack talent acquisition, and implemented effective onboarding processes.

Engineering Manager

Jiyyo
Remote
10.2021 - 04.2022
  • Led a full-stack team of eleven developers in delivering HealthTech solutions using Spring Boot (backend), Angular (web frontend), and Android (mobile).
  • Architected and developed backend services (Spring Boot) and frontend interfaces (Angular, Android) for Jiyyo health card sales, including robust offline capabilities, synchronized with the backend.
  • Oversaw the migration of the native Android app to Flutter, ensuring seamless backend API compatibility and integration with existing Spring Boot services.
  • Designed and implemented a Laboratory Information Management System (LIMS) with a Spring Boot backend API layer, and an Angular-based web portal.
  • Engineered a Spring Boot-based backend for Jiyyo pharmacy inventory management, complemented by an Angular frontend for administrative operations.
  • Developed the backend logic (Spring Boot) and APIs for an end-to-end medicine ordering system, integrating with partner systems.

Senior Software Engineer

Jiyyo
Remote
09.2020 - 09.2020
  • Contributed to the development of an end-to-end video calling system for teleconsultation, developing Android client features, and integrating with Spring Boot backend services for signaling and user management, serving over 2,000 patients daily.
  • Delivered an offline-first Android app for OPD management to HelpAge India, defining API contracts with the Spring Boot backend to ensure full offline functionality and data synchronization.
  • Implemented biometric and facial recognition features in the Android client, interfacing with backend APIs for verification and data retrieval.
  • Rewrote 60% of the Jiyyo-Lyfe Android app code in Kotlin, collaborating on API enhancements with the Spring Boot backend team to improve performance and user experience.

Software Engineer

Jiyyo
09.2018 - 09.2019
  • Developed referral and OPD management systems, focusing on the Android client, while collaborating on the design of supporting Spring Boot backend APIs for efficient data handling.
  • Created an Android app for ICMR, facilitating sophisticated data collection, designing data models, and API endpoints for data synchronization with a Spring Boot backend.
  • Designed the Android application to operate without internet connectivity, implementing an offline-first strategy with backend synchronization mechanisms (Spring Boot).

Android Developer

ZaraInforise
01.2018 - 09.2018
  • Developed a comprehensive Android application from inception, collaborating on the PHP backend API design, and building a React-based web admin panel alongside a junior developer.
  • Contributed to the full-stack development (PHP backend, React frontend, Android mobile) of an inventory management solution for liquor stores, deployed within six months.
  • Ensured feature parity between the Android app and the React-based web application, supported by a common PHP backend.
  • Contributed to inventory management solutions, leveraging PHP for backend logic and Android for mobile access for liquor stores across India.

Co-Founder

Haazir
01.2017 - 01.2018
  • Co-founded Haazir, conceptualizing and developing an all-in-one Android application for local product and service orders; designed and managed the initial backend with Firestore and APIs supporting the platform.
  • Led the development of three Android applications (user, shop owner, delivery agent), ensuring robust client-server communication with the backend infrastructure.
  • Achieved 2,000 installs and over 50 orders on launch day in Guna, Madhya Pradesh.
  • Generated revenue exceeding Rs 500,000 in the first year of operation through the integrated platform (mobile clients and backend services).

Education

Bachelor of Technology - CSE

Jaypee University of Engineering & Technology
05.2018

Skills

  • Backend development: Nodejs, Spring Boot, PHP, RESTful APIs, Microservices, and Apache Kafka
  • Frontend development: React, Angular, HTML5, CSS3, JavaScript, and TypeScript
  • Mobile development: Flutter, Android (Java/Kotlin), iOS principles
  • Database management: SQL (PostgreSQL, MySQL), NoSQL (MongoDB)
  • Cloud services: AWS, GCP
  • DevOps tools: CI/CD, Docker, Git, JIRA
  • Agile methodologies: Scrum, team leadership, project management
  • Technical skills: System architecture, technical strategy, compliance
  • Data structures and algorithms
  • UX/UI design principles

Timeline

Engineering Manager

Oro Money
04.2022 - Current

Engineering Manager

Jiyyo
10.2021 - 04.2022

Senior Software Engineer

Jiyyo
09.2020 - 09.2020

Software Engineer

Jiyyo
09.2018 - 09.2019

Android Developer

ZaraInforise
01.2018 - 09.2018

Co-Founder

Haazir
01.2017 - 01.2018

Bachelor of Technology - CSE

Jaypee University of Engineering & Technology

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