Top Software Engineer Jobs in Kolkata

Own development of the x360Sync macOS agent: design, implement, and maintain features in C++, integrate macOS-native components with Swift/Objective-C, debug production issues, participate in architecture discussions, write tests and documentation, collaborate with cross-functional teams, and improve engineering standards and tooling.

Design, build, and ship end-to-end full-stack features across web front-end and back-end; make architecture and API decisions; ensure code quality and testing; mentor engineers; lead technical reviews and RFCs; use AI-assisted tools responsibly; and participate in production support and post-mortems.

Design and build high-performance, scalable web applications using React, Next.js, and TypeScript. Deliver responsive, pixel-perfect UIs, integrate REST APIs, optimize performance, debug complex issues, maintain testable high-quality code, contribute to architecture, and collaborate with product and design. Work across the stack when needed; backend Python experience is a plus.

Lead design, build, and operation of AI-powered product features across backend, frontend, and AI systems. Make architecture decisions, drive production deployments, improve code quality and reliability, mentor engineers, and own features end-to-end.

Provide technical leadership and hands-on engineering across AI, data, backend, and frontend systems. Drive architecture, remove technical risks, set engineering standards, mentor senior engineers, and influence cross-team technical direction.

Own the architecture and roadmap for a high-reliability, multi-channel alerting service. Design routing, escalation, Temporal workflows, per-tenant configuration, channel integrations, delivery guarantees, and long-running state. Drive cross-team alignment and mentor engineers to ensure reliable, composable notification delivery.

Looking for a Staff Software Engineer specializing in frontend development with expertise in React and TypeScript, focusing on building intuitive data dashboards and optimizing performance.

Seeking a Senior Software Developer specialized in Dynamics CRM and SSIS to design and develop solutions for financial institutions, including integration and data migration. Responsibilities include coding, debugging, collaborating with teams, and mentoring junior developers.

As a Senior Software Engineer at Summation, you'll design, develop, and scale software solutions for business planning and analytics, focusing on performance and customer impact.

The Senior Software Engineer will develop and maintain data systems and APIs, enhance data architecture, and ensure data governance while collaborating with global teams.

Lead the architecture and evolution of Bloomreach's Search platform, mentoring engineers, shaping technical strategy, and ensuring system performance and scalability.

Lead architecture and reliability for a high-scale alerting pipeline: evaluate rule- and ML-based detections, ensure end-to-end delivery and idempotency, correlate diverse telemetry into topologies for LLM-driven reasoning, mentor engineers, and drive org-level technical decisions.

Design, develop, and maintain cloud-hosted SaaS web applications for insurance/reinsurance. Build responsive front ends with Angular/TypeScript, develop RESTful APIs in Python/FastAPI, support databases (SQL/NoSQL), create UI automation tests, troubleshoot issues, and incorporate AI to accelerate development and deliver AI-driven features.

Design and scale backend systems and frontend interfaces for HighLevel Conversations, focusing on backend API design and Vue 3 UI development while ensuring performance and reliability at scale.

Set technical direction across multiple services and teams; lead cross-cutting initiatives like migrations and modernization; own reliability and performance at scale; raise engineering standards through design docs and reviews; mentor senior engineers and partner with leadership on technical roadmaps.

The Senior/Principal Software Engineer will lead design and development projects for SingleStore's cloud platform, focusing on distributed systems, cloud infrastructure, and database technology, while mentoring engineers and ensuring solutions meet enterprise customer needs.

Build high-performance backend services and mobile APIs within a microservices architecture. Research and apply technologies to improve reliability, developer experience, and performance. Collaborate on a small mobile backend team; must have production Go experience, solid CS fundamentals, and networking knowledge.

The Senior Software Engineer will design, develop, and support innovative solutions, collaborating with teams, analyzing requirements, and ensuring application performance in an agile environment.

Design, develop, and maintain scalable, high-performance .NET Core 8+ back-end applications and microservices. Build secure RESTful APIs, implement async patterns, EF Core data access, authentication/authorization, message-driven integrations (RabbitMQ), and CI/CD deployments. Ensure code quality via unit tests, TDD/BDD, logging, and code reviews. Troubleshoot production issues, participate in architecture discussions, collaborate with cross-functional teams, and produce technical documentation.

The Software Development Engineer I will design and implement microservices, improve system performance, and mentor junior engineers. Responsibilities include coding, debugging, and developing features from design to deployment in a remote setting.

Lead architecture and hands-on development for Vena's C#/.NET Excel desktop add-in. Drive feature design, upgrades, performance optimization, complex bug fixes, cross-team collaboration, mentoring, and technical initiatives to improve code and product quality while working on a distributed, remote-first team.

As a Senior Software Engineer, you will design, develop, and deliver software solutions, mentor junior developers, and contribute to architectural decisions.

Seeking a Senior .NET Developer to design and deliver software solutions, mentor teammates, and ensure performance and reliability in applications.

Senior full-stack .NET engineer responsible for designing, developing, and maintaining scalable .NET Core 8+ APIs and React front-ends, integrating MongoDB and relational databases, building microservices, ensuring code quality via tests and reviews, collaborating with cross-functional teams, troubleshooting production issues, and supporting deployments following Agile practices.

Lead the architecture and implementation of a distributed data platform for microscopy, ensuring scalability and high-performance in data management.