Top Full Stack Developer Jobs in Mumbai

Lead the design, development, deployment, and operation of full-stack web applications using React, Angular, JavaScript, backend APIs, and application data stores. Establish architecture, testing, security, observability, and delivery standards; manage production environments; diagnose cross-stack incidents; mentor developers; and implement AI-assisted engineering workflows with human review, security, privacy, and quality controls.

Build, test, deploy, monitor, and support full-stack applications and data-platform capabilities across frontend, backend, APIs, databases, and infrastructure. Develop Angular-based interfaces and Java or Python services, implement secure APIs and CI/CD pipelines, and apply automated testing, code quality, vulnerability scanning, and secure coding practices. Collaborate with business and engineering teams, participate in architecture reviews and incident response, resolve complex platform issues, and support operational excellence in a finance technology environment.

Build and maintain full-stack applications using modern front-end technologies and Python or Node.js back ends. Design micro-frontends, integrate REST APIs, work with relational databases and ETL/ELT pipelines, and apply secure coding, automated testing, Git, and CI/CD practices. Collaborate in Agile teams, troubleshoot technical issues, and support cloud, analytics, observability, and AI/ML application integrations.

The Full Stack Developer will design, develop, and deploy web applications using React.js and Node.js, focusing on scalable solutions and collaborating with cross-functional teams.

Own end-to-end product features for a SaaS platform serving HR, therapists, and employees. Build, scale, and evolve frontend and backend components, lead architecture and standards, collaborate with design and product, and incorporate customer feedback and QA. Work in an early-stage startup environment with product-focused ownership.

Develop and deploy scalable full-stack web applications using Python REST APIs and modern front-end technologies. Responsibilities include building user interfaces with React or Next JS and Tailwind CSS, developing backend services, working with databases, and potentially using background workers, schedulers, containers, and orchestration platforms. The role requires collaboration with the development team, strong problem-solving skills, and attention to detail.

Develop and debug production-grade full-stack applications across front-end and back-end systems. Build features, APIs, databases, and data models; troubleshoot end-to-end issues; analyze unfamiliar codebases; translate implementations across programming languages; and review AI-generated and developer-written code for correctness, security, scalability, performance, and maintainability.

Principal Full Stack Engineer responsible for setting technical direction while remaining deeply hands-on across Laravel, PHP, Next.js, AWS, and GCP. The role owns platform architecture, leads cross-team technical initiatives, improves testing, CI/CD, observability, and scalability, and mentors engineers through influence. Responsibilities also include evaluating AI technologies, supporting event-driven and modular architectures, guiding roadmap trade-offs, and solving complex system-level challenges across product squads.

Design and deliver scalable full-stack SaaS features using Laravel, PHP, React or Next.js, and AWS. Build APIs, integrations, reusable components, tests, and CI/CD improvements while contributing to architecture, performance, accessibility, localization, and compliance. Collaborate with product, design, and QA; provide mentorship; support event-driven architecture and modular monolith evolution; and lead test coverage, documentation, and engineering standards.

The Engineering Specialist is responsible for frontend application development and backend integration, focusing on building scalable web applications, collaborating with teams, and adhering to architecture standards.

Develop and maintain scalable enterprise web applications using Angular and .NET Core. Build secure RESTful APIs, responsive user interfaces, and database integrations while collaborating with cross-functional teams. Responsibilities include code reviews, performance optimization, troubleshooting, security implementation, technical documentation, and CI/CD support. The role requires strong full-stack development experience, cloud deployment familiarity, Agile participation, and the ability to deliver secure, maintainable solutions.

Develop and support full-stack software and database applications across legacy and modernized systems. Integrate AI capabilities using LLMs, agents, automation, and related frameworks. Participate in Agile planning, development, testing, releases, demonstrations, and retrospectives. Maintain application quality, resiliency, and upgrade survivability while providing post-production and on-call support. Collaborate with product teams to translate business requirements into technical solutions and contribute recommendations on emerging technologies.

Develop and lead end-to-end features for scalable cloud-native SaaS applications using ReactJS, TypeScript, NodeJS, GraphQL, and modern cloud technologies. Translate customer and business needs into technical solutions, troubleshoot complex issues, mentor engineers, improve development processes, and guide adoption of emerging technologies, including AI-driven user experiences and workflow automation.

Build, operate, and scale enterprise web applications using Python and React.js. Develop REST and GraphQL APIs, asynchronous processing, responsive interfaces, database queries, automated tests, and CI/CD workflows. Own features end to end, improve architecture and observability, modernize legacy systems, resolve outages, reduce technical debt, and mentor engineers. Collaborate with Product and Design in a remote, pod-based organization while leveraging AI coding agents.

Build and maintain full-stack features for secure, high-volume fintech and cryptocurrency transactions. Develop Golang and Java backend services, Node.js and TypeScript APIs, and React/Next.js applications. Integrate third-party systems, implement OAuth 2.0 authentication, work with microservices, and ensure security, performance, reliability, and observability. Contribute to architecture discussions, code reviews, technical documentation, and end-to-end feature ownership in a fully remote environment.

Develop and lead scalable cloud-native SaaS features using ReactJS, TypeScript, GraphQL, and NodeJS. Translate business needs into technical solutions, troubleshoot complex issues, mentor junior engineers, improve development processes, and advocate for modern technologies. Collaborate cross-functionally and with customers to deliver high-quality government software, including AI-driven user experiences, agents, and workflow automation.

Lead the architecture and delivery of complex SaaS applications and platform services across the full stack. Build scalable APIs, databases, cloud-native services, and AI-powered workflows while improving reliability, observability, and developer productivity. Provide technical leadership through architecture reviews, mentoring, engineering standards, and production ownership. The role requires autonomy, deep TypeScript and Node.js expertise, full-stack delivery, internal tooling experience, and experience shipping AI capabilities in production.

Design, build, and maintain fullstack web systems with Zoom Apps integration. Implement scalable front-end and back-end components, APIs, and cloud-hosted services while optimizing performance and collaborating with product and research teams in a fast-paced health-tech startup.

Leads architecture, technical execution, code reviews, and hands-on development across .NET Core and React platforms. Designs microservices, micro-frontends, API gateways, enterprise database solutions, and scalable integrations. Establishes engineering standards, testing practices, application security, and mentors developers. Oversees GCP deployment strategies and AI/ML integrations using technologies such as Gemini and RAG. Partners with product, architecture, and DevOps teams on technical roadmaps and sprint delivery.

Own end-to-end development of web and AI features, including conversational voice and email agents, language-model orchestration, retrieval, evaluation frameworks, monitoring, and production releases. Build across Python and TypeScript/React while balancing customer needs, product priorities, performance, latency, and cost. The role requires autonomous product judgment and experience taking AI systems into production.

Owns end-to-end product features across the full stack, including conversational voice and email AI agents, LLM tool orchestration, deterministic safeguards, evaluation frameworks, vector search, monitoring, tracing, and staged production releases. The role requires strong product judgment, system-design skills, real-time processing experience, and independent execution in a remote India-based environment.

Designs, experiments with, deploys, monitors, and evaluates machine learning models. Requires full-stack development involving Python, React, AWS, APIs, and SQL, along with statistical and probabilistic foundations. The role supports AI/ML initiatives in a consulting environment serving financial services and energy clients.

Build scalable, low-latency backend APIs, event-driven services, integration layers, and microservices supporting personalization and recommendation experiences. Partner with AI/ML and data engineers to deploy models, expose AI services, and develop React applications. Improve security, observability, reliability, performance, scalability, and operational efficiency while using AI-assisted engineering tools to enhance delivery and code quality.

Build and operate scalable, low-latency backend services, APIs, event-driven systems, integrations, and frontend applications supporting membership, loyalty, rewards, and consumer engagement. Configure and integrate Antavo with commerce, CRM, CDP, marketing, and data platforms. Apply secure, observable, resilient engineering practices, troubleshoot production issues, and optimize performance. The role requires strong Java and Spring Boot expertise, plus working knowledge of React, Node.js, Kafka, and SQL/NoSQL databases.

Build and ship AI-powered customer experiences across React front ends, Java/Spring Boot services, REST APIs, databases, and LLM integrations. Develop production generative AI features using model APIs, tool calling, and agentic workflows. Write tested, maintainable code; troubleshoot production issues; participate in Agile delivery, code reviews, technical design, and architecture decisions involving scalability, reliability, security, observability, latency, and cost.