App LogoApp name
AK

Atul Kundwani

Open to work5 years experience

Full Stack Engineer

PuneTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Full Stack Engineer with 5+ years of experience in building scalable web applications.

Resume
Email

Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

26 skills
javascripttypescriptreact.jsnext.jshtml5css3tailwind cssbootstrapant designredux toolkitreact querycontext apinode.jsexpress.jsjwt authenticationmicroservicesrest api designmongodbmysqlpostgresqlawsgitci/cddockerjenkinskubernetes

GitHub Activity Evidence

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Work Experience

Principal Development Engineer

Calsoft

Jan 2025 - Present Pune
  • Led full-stack delivery of microservices-based architecture, translating requirements into high-quality solutions, improving release stability by reducing rollback incidents and failed deployments.
  • Implemented JWT-based authentication and role-based access control (RBAC) across REST APIs, securing multi-user workflows and accelerating feature adoption by ~20%.
  • Applied API optimization strategies, reducing API response times by ~35% and UI load delays through query optimization, efficient data retrieval, and performance tuning.
  • Drove user-centric engineering and rigorous testing, cutting production issues from frequent weekly occurrences to bi- weekly through stricter testing and reviews.
  • Leveraged GitHub Copilot and Claude AI to accelerate boilerplate generation, assist in architecture planning, and reduce repetitive coding overhead across sprints.

Software Engineer

Zazz.io

Jun 2024 - Oct 2024 Hyderabad
  • Built and delivered scalable client-side features and RESTful APIs, improving application responsiveness by ~25% through optimized component rendering and efficient API consumption.
  • Worked closely with product/design/QA to refine requirements, reducing development cycle time by ~15% by eliminating rework through early requirement clarification.
  • Maintained code quality through reviews and unit tests, lowering post-release bugs by ~20% by strengthening code reviews and test coverage.

Software Engineer

Sagarsoft

Oct 2023 - Apr 2024 Hyderabad
  • Delivered full-stack features across microservices modules, improving data consistency by ~90% by fixing schema issues and enforcing validation at API and database layers.
  • Led and mentored a team of 3 developers in an agile/scrum environment, handling task allocation, sprint planning, and code reviews, resulting in on-time delivery with 2 additional features per sprint.
  • Implemented AWS deployments with Jenkins and Docker, cutting release timelines from days to hours by introducing Jenkins-based CI/CD and Dockerized deployments.
  • Established CI/CD automation saving 8–10 hours per week by automating build, test, and deployment pipelines.

Software Engineer

Tilli Software

Dec 2022 - Jul 2023 Hyderabad
  • Integrated payment gateways and built secure APIs with JWT-based authentication for high-volume transactions, reducing payment failures by ~30% through improved validation and error handling.
  • Coordinated with clients to ensure compliance-ready flows, improving checkout completion rate by ~25% by fixing edge cases in PostgreSQL-backed transaction pipelines.
  • Strengthened authentication flows, validation, logging, and unit testing to enhance reliability, reducing incident resolution time by 40% through improved monitoring and traceability.

Full Stack Developer

Doodle Blue Innovations

Jun 2021 - Aug 2022 Remote
  • Delivered full-stack solutions across messaging and telecom domains, implementing session-based authentication and RESTful API optimizations, improving user engagement by ~20%.
  • Coordinated with designers and backend teams to ship features iteratively, reducing release timelines by ~30% by delivering features incrementally.
  • Optimized UI components and API consumption, reducing page load time by ~1.5 seconds by optimizing React components and API calls.

Projects

Aircraft Management Platform

React.jsTypeScriptNode.jsExpress.jsMongoDBAWSRESTful API DesignCI/CDGit
  • Built a secure web platform with React.js and TypeScript for software and media distribution to aircraft, featuring approval workflows and centralized asset management.
  • Leveraged AWS (S3 for media storage, EC2 for hosting, IAM for access control) to manage secure content delivery pipelines to aircraft systems.
  • Automated secure deployments saving 10–12 hours per week; integrated Node.js/Express.js backend APIs with MongoDB for asset tracking and distribution workflows.

WhatsApp Bot

React.jsTypeScriptNode.jsExpress.jsTailwind CSSRESTful API DesignGitCI/CD
  • Built a WhatsApp-based automation bot with React.js and TypeScript frontend (Tailwind CSS) and Node.js/Express.js backend to streamline client interactions.
  • Improved bot response time by optimizing React UI flows and backend service handling; set up standardized release routines reducing manual deployment effort.

Payment Gateway (Monay)

Node.jsExpress.jsPostgreSQLMongoDBRESTful API DesignGitCI/CD
  • Built a custom Node.js backend for secure payment processing; integrated third-party gateways with PCI DSS compliance, PostgreSQL for transaction records, and thorough sandbox testing.
  • Reduced transaction failures by streamlining payment flows and gateway retries; caught most payment issues in sandbox testing before production rollout.

Telecom Domain

React.jsTypeScriptNode.jsExpress.jsAnt DesignBootstrapRESTful API DesignGitCI/CD
  • Designed RESTful APIs using Node.js and integrated them into a React.js (TypeScript) frontend for telecom infrastructure interactions, styled with Ant Design and Bootstrap.
  • Reduced API response time by optimizing data flow and backend processing; improved frontend performance through efficient API integration and UI optimizations.

Social Media App

React.jsTypeScriptJavaScriptNode.jsExpress.jsRESTful API DesignGitCI/CD
  • Built a content-sharing web application with React.js and TypeScript featuring responsive layouts, increasing session duration through smoother navigation.
  • Implemented real-time notifications and engagement features using Node.js/Express.js APIs, boosting user interactions.

Leaderboard Standings

Leaderboard Position Pending

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Assessment Highlights

Assessments Not Completed

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AI Collaboration Score

AI Collaboration Score Pending

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Role Compatibility Profile

Role Compatibility Analysis Pending

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Achievements

API Performance Optimization

Reduced API response times by ~35% through query optimization and performance tuning.

Production Stability Improvement

Cut production issues from frequent weekly occurrences to bi-weekly through stricter testing and reviews.

CI/CD Automation Efficiency

Established CI/CD automation saving 8–10 hours per week.

About Details

Professional Bio

Ownership-driven Full Stack Engineer with 5+ years building scalable web applications using React.js, TypeScript, Node.js, and AWS. Proven track record of leading feature delivery end-to-end, cutting API response times by ~35%, and automating CI/CD pipelines.

Bachelor of Engineering in Information Technology

RGPV Bhopal ( - Present)

Languages: English, Hindi
Email: Locked