Top Software Engineer Jobs in Kolkata

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 React Native feature development and migrate JS to TypeScript. Build offline-first capabilities, integrate native iOS/Android modules, use Expo/EAS for CI/CD, design GraphQL data flows, work with Redux/RTK, review code, mentor juniors, and collaborate with cross-functional teams to deliver high-quality mobile experiences.

Design, implement, and maintain scalable Java-based software solutions. Collaborate across the SDLC with stakeholders and development teams, integrate DevOps and CI/CD practices, support operational tasks, ensure security and performance, drive feature development, conduct code reviews, and stay current with emerging technologies.

As a .NET Developer at Eptura, you will design, build, and maintain cloud-ready applications, driving quality through CI/CD while collaborating in a fast-paced Agile environment.

As a Junior Frontend Engineer at Plane, you will contribute to building user-facing features, optimize UI performance, and work with modern web technologies, all while growing in your engineering capabilities through mentorship and direct collaboration with users.

Build and maintain user-centric web apps using TypeScript, React/Next.js, and Python. Collaborate to ship features efficiently while optimizing performance and ensuring a seamless user experience.

Work on SingleStore's database engine in small teams, building and testing production features. Projects may include query optimizer, SQL performance, fault tolerance, SIMD/LLVM codegen, and LLM/vector index integrations. Collaborate cross-functionally and own features end-to-end.

Own complex software capabilities from technical design through deployment and production support. Build scalable APIs, backend services, distributed microservices, Kafka event-driven systems, PostgreSQL databases, Elasticsearch search functionality, Kubernetes applications, and AWS infrastructure. Contribute to React and NestJS full-stack development, Spark and EMR workflows, architecture reviews, reliability improvements, and engineering best practices while collaborating with Product, Design, and Data Engineering.

Design and maintain scalable Java and Spring Boot backend services, REST APIs, microservices, and event-driven systems. Build cloud-native applications using Docker, Kubernetes, and AWS while ensuring reliability, security, observability, and performance. Use AI-assisted development tools for coding, testing, debugging, documentation, and reviews. Participate in architecture discussions, production support, incident response, and on-call rotations. Collaborate across engineering and product teams and mentor other engineers.

Design and develop C/C++ software for Ethernet and optical networking systems, including OTN protocols and embedded Linux platforms. Responsibilities include board bring-up, interface driver development, unit test harness creation in Python, requirements review, feature integration, validation, and coding quality checks. The role collaborates with diverse teams and values adaptability. Experience with FPGA programming, agile methods, and DWDM transport is advantageous.

Design, develop, and maintain scalable backend services and REST APIs using Java and Spring Boot. Own end-to-end implementations, troubleshoot production issues, optimize databases and performance, enforce security and testing best practices, collaborate with cross-functional teams, and drive system reliability and scalability.

Design, develop, and optimize SQL Server databases and ETL processes; troubleshoot and tune queries; ensure high availability, backups, deployments, and enforce database standards and documentation while collaborating with application and infrastructure teams.

Optimize and tune complex T-SQL queries, troubleshoot blocking/deadlocks and IO bottlenecks, analyze execution plans, implement indexing/partitioning, maintain HA/DR (Always On, clustering, replication), monitor database health and automation, and collaborate with developers on schema and query design.

Join an agile Scrum team to design, develop, test, and deliver Windows desktop and distributed enterprise software. Mentor junior engineers, write unit/integration tests, collaborate with product owners, estimate work, and use Azure DevOps. Continuously expand technical and domain knowledge while supporting QA and project planning.

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.

Design, develop, and maintain scalable Java/Spring Boot backend services on Unix. Lead architecture, perform code reviews, debug and optimize applications, mentor junior engineers, participate in Agile ceremonies, and collaborate with cross-functional teams.

Develop and deliver mobile applications within a fast-paced product team. Collaborate across engineering and non-technical stakeholders, own timelines and quality, iterate quickly, and contribute to mobile UI/UX, CI/CD, and instrumentation.

The role involves owning AI-powered product features, designing LLM systems, making architecture decisions, and connecting engineering work to business outcomes, with a focus on independent ownership and domain understanding.

Lead technical direction of backend systems, mentor developers, design scalable architectures, ensure code quality, and align with cross-functional teams.

The role involves designing and implementing CRM solutions using Dynamics 365 and Power Platform, developing custom entities/forms/workflows, and providing mentorship to junior developers.

As a Principal Software Developer, you will develop web applications, understand project requirements, collaborate with teams, debug, and document processes, while staying updated on .NET technologies.

Develop and enhance features for EnrollWise, contribute to a scalable software architecture, review code, collaborate on design and technical feasibility, and maintain software quality.

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

The Senior Salesforce Developer at Komodo Health will design and develop Salesforce applications, oversee integrations, mentor junior staff, and ensure high-quality cloud services aligned with industry standards.

The Senior Software Engineer will build and manage Postgres capabilities within ClickHouse, focusing on backend services, automation, API development, and collaboration with various teams to enhance operational excellence.