Top Full Stack Developer Jobs in Mumbai

Build and maintain production-grade full-stack web applications using Node.js, Express.js, React.js, Next.js, and AWS. Design payment, billing, invoicing, subscription, refund, and reconciliation workflows; develop secure APIs and transactional data models; improve repositories and Git workflows; support deployments, monitoring, debugging, refactoring, documentation, and architectural discussions. Collaborate with distributed product, design, QA, and business teams while using AI-powered development tools to accelerate delivery and resolve issues.

Develop and maintain production-grade full-stack web applications using Node.js, Express.js, React.js, Next.js, and AWS. Build payment, billing, invoicing, subscription, refund, and reconciliation workflows with secure APIs and transactional data models. Manage Git branching, code quality, documentation, deployments, monitoring, and issue resolution. Collaborate with product, design, QA, and business teams in a remote Agile environment while using AI development tools to accelerate coding, debugging, refactoring, and testing.

Build responsive web applications and scalable frontend/backend services, design secure APIs and databases, implement AI-powered search and asset management features, collaborate on system architecture, and optimize performance and UX for a cloud-native DAM platform.

Owner of full-stack, high-traffic consumer web applications: design, build, deploy, and maintain Node.js APIs and responsive front-ends, manage integrations (Salesforce, data warehouses), optimize performance and security, administer infrastructure, implement analytics and ETL pipelines, and mentor other developers.

Design, develop, and maintain enterprise web applications using .NET (C#) and React. Participate in agile ceremonies, write clean scalable code, implement Azure-based solutions, integrate APIs (REST/SOAP), optimize performance, and write unit tests for UI and APIs. Collaborate cross-functionally and support CI/CD pipelines.

Own the architecture and technical direction of large-scale distributed applications. Build secure, scalable Python backend services, contribute to Java services, guide platform strategy, mentor engineers, and establish engineering standards. Improve reliability, observability, automation, developer experience, security, testing, and operational excellence. Use AI-assisted development tools responsibly to increase productivity while maintaining software quality. Collaborate cross-functionally and lead through technical excellence, pragmatic architecture, and strong ownership.

Lead the architecture and delivery of enterprise integrations, APIs, and event-driven microservices. Establish API design and lifecycle standards, manage APIGEE solutions, implement OAuth2 security, review code, identify technical risks and performance issues, and collaborate with stakeholders and architects. Mentor developers and ensure scalable, resilient, high-quality solutions using Java, Spring Boot, REST APIs, Kafka, MongoDB, and NoSQL technologies.

Build and maintain core platform features, expand Infisical PKI/SSH/KMS product lines, collaborate with CTO and engineers, communicate with enterprise customers, and prototype AI applications for secrets management.

Join a small team to improve a tech product aimed at upskilling users in MENA, working with JavaScript and Node.js in a collaborative remote environment.

We are looking for a Full Stack Developer with 5+ years of experience in high-quality code, proficient in MERN, Python, and cloud services, to optimize scalable APIs and enhance development speed using AI tools.

Design, develop, and maintain scalable web applications using .NET backend and Angular/React frontend. Collaborate on requirements, implement RESTful APIs, optimize performance, debug, maintain documentation, support end-users, and work within CI/CD and DevOps workflows.

Design, build, and lead delivery of scalable cloud-native SaaS features across frontend and backend. Mentor engineers, troubleshoot complex issues, collaborate cross-functionally, adopt AI-driven tools, ensure observability and operational excellence, and drive continuous improvement.

Develop high-quality engineering solutions for Merch Tech tools, build workflows and APIs for merchants, and ensure fast iteration and ownership.

Develop and maintain full-stack internal applications for quant, infrastructure, compliance, and operations teams in a high-performance trading environment. Responsibilities include designing solutions, developing and testing software, deploying and monitoring applications, improving trading-monitoring tools, manipulating and interpreting data, enhancing user experience, and collaborating with stakeholders across multiple high-priority projects.

We are seeking a Junior Fullstack Developer skilled in Node.js and React.js to build and maintain web applications, focusing on RESTful APIs and user experience. Responsibilities include creating reusable code and collaborating with design and technical teams in a hybrid work environment.

Build and ship end-to-end full-stack features across frontend, backend, and database layers. Design scalable architectures for high-traffic fundraising campaigns, improve performance and reliability, debug production issues, and collaborate with product and design teams. The role addresses payments, donor experience, campaign scaling, database performance, and developer efficiency while balancing rapid delivery with maintainable code.

Build scalable backend services and APIs for real-time logistics and delivery operations. Develop and ship end-to-end product features, troubleshoot production issues across system layers, optimize databases, caching, performance, reliability, and scalability, and collaborate with product and operations teams to solve real-world problems.

Build and maintain customer-facing dashboard features across frontend and backend using React.js, Spring Boot, and Python. Develop REST APIs, data pipelines, and responsive UIs; participate in design, code reviews, testing, and production support to improve reliability and performance. Collaborate with Product and Design to deliver features and continuously improve developer productivity and application quality.

The Staff Full-Stack Engineer will lead backend efforts, mentor junior developers, design features, conduct code reviews and improve engineering standards in a fast-paced startup environment.

The role involves leading software development projects, optimizing backend performance, and mentoring junior developers while ensuring system design and quality.

Lead the Funnel & Website Builder team combining 50% people leadership and 50% hands-on engineering. Drive architecture, scalable low-latency systems, CDN/global routing, real-time collaboration, rendering and publishing pipelines, performance and reliability initiatives, sprint execution, cross-functional planning, code reviews, and mentorship across multiple squads.

The Full Stack Developer analyzes business requirements, develops application components, conducts testing, and ensures compliance with architectural standards while collaborating with IT departments.

As a Senior Java Full Stack Developer, you will design, develop, and optimize scalable web applications, implement RESTful APIs, and mentor junior developers.

Build and own full-stack features from responsive React/Next frontends to Python microservices. Contribute to system design, APIs (REST/GraphQL), CI/CD, testing, and production reliability while collaborating with PMs, designers, and AI agents.

Design, build and maintain end-to-end full‑stack features: responsive React/Next frontends, Python microservices, and APIs (REST/GraphQL). Contribute to system design, infrastructure, testing, monitoring, and collaborate with product, design, and AI agents to deliver reliable, high‑quality production software.