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Abhijit Karmakar
Abhijit Karmakar

Full-Stack Developer

Open to offers · Member since 31 Oct 2026
Message
Location
Gangarampur, India
Desired salary
Confidential
Work preference
Remote Only / Full Time
Experience level
Mid

About

Professional summary

I am a Full-Stack Developer with more than 3.5 years of experience building scalable SaaS platforms, automation systems, and high-performance web applications.

I specialize in Next.js, TypeScript, Node.js, PostgreSQL, and MongoDB, with hands-on experience designing responsive frontend experiences, REST APIs, secure authentication, and multi-tenant application architectures.

I have delivered more than 40 client projects across SaaS, real estate, healthcare, e-commerce, marketing automation, AI-powered applications, and agritech. My work focuses on production-ready solutions that solve business problems and support growth.

I am experienced with database design and optimization, caching, role-based access control, billing integrations, asynchronous email workflows, and cloud deployment. I have improved API performance through query optimization and indexing strategies.

I also build CI/CD pipelines and work with cloud platforms such as AWS, Vercel, and Firebase. I enjoy creating reliable, maintainable systems using modern development practices.

I am a strong communicator and collaborative team member who works effectively with cross-functional stakeholders to gather requirements, design solutions, and deliver high-quality products.

Notice period: 1 month

Skills

35 capabilities
AuthenticationAWSBackend DevelopmentCI CDCustom Theme DevelopmentDatabase DesignDatabase OptimizationEmail MarketingEvent Driven ArchitectureFirebaseFrontend DevelopmentGoogle Cloud PlatformImage GenerationJavaScriptLiquidMongoDBN8nNestJSNext.jsOpen Source DevelopmentPayment IntegrationPostgreSQLQuery OptimizationReactRedisReduxResponsive Web DesignREST APIsRole Based Access ControlSaaSSQLStripe IntegrationtRPCTypeScriptWeb Application Development

Tech stack & tools

Working toolkit

Application Hosting

CloudflareFirebaseVercel

Application Utilities

Postman

Design

Figma

Development

DockerGitGitHubWordPress

Languages & Frameworks

CSS3ElectronHTML5JavaScriptNode.jsReact

Experience

Career history

Full-Stack Developer Leanitech

Delivered more than 40 client projects across SaaS, real estate, healthcare, and e-commerce domains. Built scalable production web applications, including multi-tenant SaaS architectures, database schemas, and REST APIs.

Reduced average API latency from 500ms to 300ms through query optimization and indexing strategies. Implemented RBAC authentication for more than five user roles, secure access controls, Stripe billing, Redis caching, and event-driven notification workflows.

Built CI/CD pipelines with GitHub Actions and deployed applications through Vercel.

MERN Stack Developer Stackkaroo

Built responsive web applications using React, Next.js, CSS, and Material UI, ensuring adaptive layouts across multiple screen sizes.

Developed the company website and additional client sites. Improved application performance, component reusability, load times, and user experience by applying frontend best practices.

Collaborated with cross-functional teams to gather requirements, design solutions, and deliver web applications aligned with business and user needs.

Frontend Web Developer TrueSkills

Redesigned user interfaces to improve user experience and engagement while implementing responsive design principles for consistent functionality across devices.

Created visually appealing, conversion-focused landing pages using funnel builder tools. Partnered with the marketing team to optimize funnel performance and improve conversions.

Education

Learning history

Maulana Abul Kalam Azad University of Technology, West Bengal

Bachelor of Computer Applications, Computer Applications

Completed a Bachelor of Computer Applications degree with a CGPA of 9.05 out of 10.0.

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