Kunal Khairnar

Full Stack Engineer

Pune, Maharashtra, India7 yrs 4 mos experience

Most Likely To Switch

Key Highlights

Employee of the Quarter at VAST for Aspenify project
Conducted technical workshop on Microservices Architecture
Optimized database queries, reducing response times by 40%

Stackforce AI infers this person is a Full Stack Developer with expertise in Fintech and SaaS applications.

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Skills

Core Skills

ReactNode.jsMern Stack

Other Skills

ETL servicesdata pipelinesReduxREST APIsExpress.jsautomated corporate income tax tooldata extractiondata migrationweb platform developmentPlaybook Management PlatformMS GRAPH scriptAzure ADJWTMongo AtlasMongoDB integration

About

👋 Hi, I’m Kunal Khairnar 💻 Senior Full Stack Developer with 6.7 years of experience in building scalable, secure, and high-performance web applications across fintech, enterprise, and SaaS platforms. 🚀 Skilled in JavaScript, TypeScript, Node.js, React, Vue.js, Next.js, Nest.js, GraphQL, MongoDB, Redis, RabbitMQ, Docker, Kubernetes, and more — with a strong background in microservices architecture, API design, and cloud-native deployments. ✨ What I bring: Proven track record of optimizing backend pipelines and delivering intuitive UIs Hands-on experience with ETL services, data migrations, and performance tuning Strong focus on clean code, security, and full-cycle product delivery Experience leading stand-ups, sprint planning, and mentoring peers in agile teams 🏆 Achievements: Employee of the Quarter at VAST for outstanding delivery on the Aspenify project Conducted a technical workshop on Microservices Architecture with 100+ attendees Optimized database queries at Sleek, reducing response times by 40% 🌍 Based in India, passionate about solving real-world problems with technology, collaborating in diverse teams, and contributing to innovation. 📌 Always open to discussing senior engineering roles, leadership opportunities, and challenging projects.

Experience

7 yrs 4 mos

Total Experience

1 yr 10 mos

Average Tenure

3 yrs

Current Experience

Nexus cognitive

Senior Full Stack Engineer

May 2023 – Present · 3 yrs · India · Remote

Built and optimized ETL services and data pipelines to process millions of records.
Developed interactive React dashboards with tables, filters, and drill-downs. Used Redux for state management and Recharts for visualizations.
Connected frontend with backend using REST APIs built in Express.js. Ensured real-time data consistency and smooth integration.
Implemented RBAC, encryption, and input validation per SBFE standards.

ETL servicesdata pipelinesReactReduxREST APIsExpress.js+1

Sleek

Full Stack Developer

Jun 2022 – May 2023 · 11 mos · India · Remote

Developed and deployed an automated corporate income tax tool that reduced
manual workload by 95% for accountants, resulting in streamlined income tax
calculations for companies.
Developed and maintained scripts to extract and migrate data from XERO for
over 13,000 client companies into erpNext system with 100% accuracy.
Developed web platform for online company incorporation, corporate
management, accounting, and tax compliance. Currently managing 15,000+
companies.

automated corporate income tax tooldata extractiondata migrationweb platform developmentMERN Stack

Valueadd softtech & systems pvt ltd

Full-stack Developer

Dec 2020 – May 2022 · 1 yr 5 mos · Pune, Maharashtra, India

Created a Playbook Management Platform for professionals, communities,
and organizations.
Increased productivity by 50% by allowing users to store/define a consistent
and repeatable approach of doing activities/tasks along with attachments and
contents to drive across virtual/distributed teams.
Wrote MS GRAPH script to search Azure AD for over 100K users, improving
search speed by 25% through keyword optimization.
Incorporated sendGrid and CORS for emailing and Cross Origin Security, and
integrated JWT, Mongo Atlas, bCrypt frameworks for authentication and
persistence.

Playbook Management PlatformMS GRAPH scriptAzure ADJWTMongo AtlasMERN Stack

Atos syntel

Full-stack Developer

Nov 2018 – Nov 2020 · 2 yrs

Developed controllers for MongoDb integration in courier application to
facilitate user creation, tracking, and status checking for consignments.
Designed and developed RESTful APIs,resulting in a 30% reduction in server
response time.
Built web pages using React, HTML/HTML5, and tailwind-css to increase page
load speed by 40%.

MongoDB integrationRESTful APIsReactHTMLtailwind-cssMERN Stack

Coding ninjas india

Teaching Assistant

Jun 2018 – Oct 2018 · 4 mos

As a mentor at Coding Ninjas, I assisted the mentees in solving Data Structures and Algorithm problems and provided support in resolving their doubts. This experience helped me sharpen my problem-solving skills and enhance my ability to communicate technical concepts effectively. It was a great opportunity to work with passionate learners and contribute to their growth.

Data StructuresAlgorithmsmentoring