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Senior Full Stack Developer

Career at Koantek · Ahmedabad, Gujarat, India · On-site

Posted Sep 17, 2026

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Position Overview We are seeking an experienced Full Stack Application Developer to design and build modern, production-ready applications and user experiences. This role requires strong hands-on experience developing Single Page Applications (SPAs), building backend services and APIs, and working with relational databases. The ideal candidate combines strong application engineering fundamentals with a bias toward action, excellent communication skills, and technical leadership. Experience with Databricks Apps and the broader Databricks platform is highly desirable but not required. Key Responsibilities: Design, develop, and deploy modern Single Page Applications (SPAs) using frameworks such as React, Angular, or similar technologies. Build intuitive, responsive, and maintainable front-end experiences using modern JavaScript/TypeScript development practices. Develop scalable backend services and REST APIs using frameworks such as FastAPI, Flask, Node.js, or similar technologies. Design and integrate applications with relational databases, with a strong emphasis on PostgreSQL. Build end-to-end application functionality spanning front-end, backend, APIs, authentication, and data layers. Collaborate with data engineers, platform engineers, architects, product stakeholders, and customers to translate business requirements into working applications. Develop applications and user experiences that integrate with data and analytics platforms. Drive technical decisions and proactively identify and resolve engineering challenges. Produce clean, maintainable, well-tested code and contribute to application development standards and best practices. Communicate technical decisions, tradeoffs, risks, and progress clearly to both technical and non-technical stakeholders. Take ownership of deliverables and drive projects from requirements through production deployment. Must-Have Qualifications: Strong professional experience in full-stack application development. Demonstrated experience designing and building production Single Page Applications (SPAs). Strong hands-on experience with modern front-end frameworks such as React, Angular, or equivalent. Strong JavaScript and TypeScript development experience. Experience building backend applications, services, and APIs using technologies such as FastAPI, Flask, Node.js, or equivalent frameworks. Strong experience working with relational databases, including database design, queries, application integration, and performance considerations. Hands-on experience with PostgreSQL or comparable relational database technologies. Experience integrating front-end applications with backend APIs and data services. Understanding of modern application architecture, authentication, security, testing, and deployment practices. Ability to independently take a feature or application from concept through implementation and delivery. Nice-to-Have Qualifications: Experience developing and deploying Databricks Apps. General hands-on…