Debobrata Sinha
Associate Principal - Architecture
Kolkata
Summary
Results-driven software development professional with over 13 years of experience in roles including Senior Back-end Developer, Technical Lead, and Associate Technical Architect. Expertise includes Node.js, RDBMS, NoSQL, containerization, DevOps, source control management, and cloud computing, with a strong emphasis on AWS. Proven leadership in managing large-scale projects and product development initiatives, successfully guiding teams of over 10 members to deliver innovative solutions. Eager to leverage a robust technical background and leadership capabilities in a Solution Architect role to drive transformative projects that enhance organizational success.
Overview
14
14
years of professional experience
2
2
Certificates
Work History
Associate Principal - Architecture
LTIMindtree Ltd (Formerly Mindtree Ltd)
09.2022 - Current
- Led backend architecture and delivery of a smart urban mobility platform serving 70+ countries and 5,000+ cities, ensuring scalability, security, and high availability.
- Designed and implemented cloud-native microservices using Node.js, NestJS, and Koa.js, integrating Elasticsearch for fast and intelligent search across large datasets.
- Developed and maintained React components and UI features, improving usability, stability, and end-user experience.
- Automated deployments and environment consistency using Helm, Skaffold, Argo Workflows, and Argo CD, enabling GitOps-driven CI/CD pipelines.
- Strengthened observability and monitoring with Rancher, Kibana, and Spider Analyzer, improving production reliability and issue resolution.
- Enforced code quality and security through SonarQube, Jest test coverage (80%+), npm audit, Snyk, and Git Husky, embedding automated checks into the development lifecycle.
- Collaborated with globally distributed teams, translating business requirements into technical solutions, estimating efforts, and coordinating multi-squad delivery in agile environments.
Associate Technical Architect
CES IT Pvt Ltd
07.2021 - 09.2022
- Designed and implemented cloud-first, serverless integration solutions on AWS using Lambda, Step Functions, and CloudFormation, reducing infrastructure costs and improving scalability.
- Led end-to-end data synchronization pipelines across platforms like QuickBooks, kvCORE, DocuSign, Dotloop, Mailchimp, Outlook, and Google Drive, ensuring seamless and secure business workflows.
- Optimized backend services with Node.js and MongoDB/MySQL, delivering modular, reliable, and high-performance serverless applications with strong data integrity.
- Developed configurable workflow engines using dynamic JSON-based definitions, enabling flexible, reusable, and parameterized integration processes.
- Built intuitive workflow management interfaces with React, empowering users to configure, monitor, and trigger integrations in real time.
- Enhanced release confidence through CI/CD automation and Jest-based unit testing, ensuring high code quality and smooth deployments.
- Standardized development environments with Docker, streamlining setup and improving cross-team consistency.
Tech Lead
ARC Document Solutions
12.2018 - 07.2021
- Architected and developed cloud-native backend microservices (Node.js, MySQL, Redis, RabbitMQ) to digitize facility and compliance document management across healthcare, education, and commercial sectors.
- Designed scalable data models with Apache Solr integration, enabling advanced search, annotations, versioning, and compliance tracking for facility assets.
- Implemented asynchronous workflows with RabbitMQ and Redis pub/sub, ensuring reliable document updates, real-time notifications, and seamless inter-service communication.
- Deployed containerized services on AWS (ECS, ECR, EC2, S3) with CI/CD pipelines (Jenkins), delivering high-availability, fault-tolerant, and automated infrastructure.
- Optimized large document handling via S3 multi-part uploads, improving system efficiency and user experience for field teams operating in low-connectivity environments.
- Led cross-functional collaboration with QA, product, and customer success teams, driving feature delivery, compliance adherence, and productivity improvements for field operations.
Back-end Developer / Tech Lead
Capital Numbers Infotech Ltd
01.2012 - 11.2018
- Progressed from Web Developer to Tech Lead, overseeing end-to-end delivery of multiple web applications for global clients across industries.
- Led cross-functional teams to deliver project milestones on time while maintaining high code quality through testing and peer reviews.
- Facilitated Agile ceremonies (daily stand-ups, sprint planning, retrospectives), ensuring collaboration, ownership, and alignment with stakeholder expectations.
- Designed and optimized scalable backend applications using Node.js, PHP, and Ruby on Rails with MySQL and MongoDB, improving system performance and reliability.
- Monitored project progress, proactively identified blockers, and implemented solutions or escalated risks, ensuring uninterrupted delivery.
- Acted as primary bridge between technical teams and stakeholders, translating business requirements into actionable technical deliverables and maintaining transparent reporting.
Education
Bachelor of Computer Applications -
West Bengal University of Technology
Kolkata, India 04.2001 -
Skills
Proficient in JavaScript, Nodejs
Certification
GitHub Copilot, Microsoft
Domain Expertise
- Smart City Solutions & Urban Mobility
- Software Integration & Workflow Automation
- Facilities Management
Timeline
AWS Certified Cloud Practitioner, Amazon
09-2025
GitHub Copilot, Microsoft
08-2025
Associate Principal - Architecture
LTIMindtree Ltd (Formerly Mindtree Ltd)
09.2022 - Current
Associate Technical Architect
CES IT Pvt Ltd
07.2021 - 09.2022
Tech Lead
ARC Document Solutions
12.2018 - 07.2021
Back-end Developer / Tech Lead
Capital Numbers Infotech Ltd
01.2012 - 11.2018
Bachelor of Computer Applications -
West Bengal University of Technology
04.2001 -
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