Top Software Engineer Jobs in Kolkata

Own end-to-end development of modules across Amtech’s AWS-hosted .NET/C# Cloud API and legacy 4D ERP platform. Design RESTful APIs, integrate AWS services, resolve complex business-logic issues, improve testing and reliability, maintain data integrity, participate in Agile ceremonies and code reviews, and mentor junior engineers. The role requires independent technical judgment across modern and legacy enterprise systems, with opportunities to use AI-assisted development tools.

Develop and deploy scalable cloud-native enterprise applications, APIs, microservices, event-driven architectures, and AI-enabled solutions. Build RAG applications, intelligent agents, automated testing frameworks, CI/CD pipelines, and infrastructure automation. Troubleshoot production issues, contribute to architecture and security standards, modernize platforms, identify AI opportunities, and mentor engineers. The role requires strong Microsoft-stack, cloud, DevOps, software architecture, and AI development expertise.

Build production software for automated GPU and inference cluster provisioning. Design declarative APIs, control planes, state machines, reconciliation loops, durable workflows, and self-healing systems that manage hardware from discovery through deployment, operation, repair, and decommissioning. Partner with inference and ML platform teams to model cluster topology and scheduling requirements. Own reliability, testing, CI/CD, deployment, and production operations for the platform.

Designs, develops, deploys, tests, and reviews software applications, features, and defect fixes. Collaborates with team leaders and users to support a product roadmap, analyze requirements, document software, provide developer-level support, and learn existing codebases. The role also involves participating in planning meetings, conferences, and occasional team travel.

Own and operate high-volume backend messaging services from design through production. Responsibilities include implementation, testing, observability, incident response, incremental modernization, technical estimation, code and design reviews, mentoring, and improving system reliability. The role requires working with asynchronous, queue-driven systems, undocumented legacy code, multi-cloud environments, and distributed teams across India, Europe, and the United States.

Design, develop, and maintain scalable, high-performance Golang APIs and backend services. Deploy and manage applications in cloud environments, build microservices and message-oriented middleware, and ensure reliability, security, and code quality. Participate in code reviews, testing, continuous integration, task estimation, and performance optimization while delivering robust software on schedule.

Design and implement high-performance networking datapath solutions for routers using custom and merchant silicon. Develop packet forwarding technologies including IP, MPLS, Segment Routing, and VXLAN, plus QoS, ACL, TCAM management, and packet processing. Write efficient, modular, well-tested C/C++ code using DPDK and virtualized Linux environments. Collaborate with product management and testing teams to deliver robust, customer-focused networking products.

Develop and maintain React Native features for iOS and Android while supporting existing Swift and Kotlin applications. Own WebView-based learning experiences, authentication, deep links, native-to-web communication, offline support, push notifications, biometrics, and device permissions. Manage mobile CI/CD pipelines and app releases, write tests, resolve production issues, monitor stability, and collaborate with product, design, QA, and backend teams.

Develop and lead scalable SaaS features for government-focused products using ReactJS, TypeScript, GraphQL, and NodeJS. Translate business requirements into technical solutions, troubleshoot complex issues, mentor engineers, improve development processes, and promote operational excellence. The role requires full-stack development, cloud-native application experience, AI-driven UX familiarity, event-driven architecture, API integration, observability, and AWS or Azure expertise.

Build and improve full-stack APIs, microservices, database models, and frontend experiences for enterprise government software. Own features from problem definition through production monitoring, collaborate with Product and Design, and develop AI-powered workflows and user experiences. Use AI-assisted coding tools, review human- and AI-generated code, mentor teammates, improve engineering processes, and work directly with customers in a fast-paced SaaS environment.

Leads technical direction and architecture for Twilio Flex’s high-scale TaskRouter backend services. Designs distributed systems, APIs, data architectures, and migration strategies; improves scalability, resilience, availability, observability, and operational excellence. Partners across engineering and product, influences roadmaps, leads design and code reviews, mentors engineers, and supports incident response. Requires extensive backend development experience, AWS expertise, distributed systems knowledge, and experience with databases and CI/CD.

Develop and ship Yahoo Mail mobile features for Android, owning projects from technical design through deployment, monitoring, and improvement. Build scalable solutions using Kotlin, Java, Android frameworks, Jetpack Compose, and React Native; integrate APIs; address performance, reliability, and usability challenges; conduct code reviews; collaborate cross-functionally; mentor teammates; and use AI development tools to improve engineering productivity while maintaining quality and security.

Provides hands-on technical leadership within a scrum team building and enhancing an enterprise equity management platform. Responsibilities include full-stack development with C#/.NET, Angular, and Oracle; code reviews, testing, release readiness, sprint ceremonies, technical prioritization, issue resolution, and client collaboration. The role champions AI-assisted development, supports cross-functional quality efforts, contributes to architecture and requirements decisions, and helps maintain delivery standards across distributed teams.

Design, develop, test, deploy, and maintain scalable Java and Spring Boot backend services, REST APIs, and microservices. Work with PostgreSQL, SQL, JPA/Hibernate, Azure, Docker, Kubernetes, and CI/CD pipelines. Apply distributed-systems, security, testing, observability, and performance practices. Troubleshoot production issues, contribute to architecture decisions, collaborate across technical teams, and mentor junior and mid-level engineers.

Develop and enhance ServiceNow TSM/OMT applications for work order management, scheduling, dispatch, discovery, service mapping, and CMDB operations. Collaborate with stakeholders and technical SMEs, configure MID servers and discovery patterns, develop REST integrations, maintain event rules, prevent duplicate configuration items, and migrate Service Mapping patterns across environments.

Design, develop, operate, and optimize large-scale software-defined networking solutions for NVIDIA AI Cloud environments. Responsibilities include building OVS/OVN control and data plane software, Kubernetes networking services, observability systems, CI/CD pipelines, GitOps integrations, and secure gRPC/REST services. The role owns production reliability, incident response, performance tuning, and upstream open-source contributions while collaborating with SRE, DevOps, and network engineering teams.

Owns the design, development, modernization, deployment, and operation of production software systems. Responsibilities include incrementally decomposing monoliths into scalable services, maintaining API and data compatibility, improving reliability and performance, implementing automated testing, operating AWS cloud services, monitoring production systems, participating in 24/7 on-call, and using AI-assisted development tools.

Develop and maintain full-stack applications using React.js, Node.js, Java, AWS, MySQL, and DynamoDB. Build responsive frontend components, secure RESTful APIs, cloud-native services, and CI/CD deployments. Participate in Agile ceremonies, code reviews, troubleshooting, documentation, testing, and collaboration with product, design, QA, and DevOps teams. Use AI-assisted development tools for coding, testing, debugging, refactoring, and documentation.

Participate in developing and maintaining core products, implementing business-module interface documentation, troubleshooting QA-reported issues, and supporting customer-service teams with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware experience, strong communication skills, and collaboration in a global blockchain environment.

Participate in developing and maintaining core products, compiling business-module interface documentation, troubleshooting issues identified by QA, and assisting customer support with problem resolution and system improvements. The role requires Java and Spring microservices knowledge, database and middleware familiarity, strong communication, teamwork, and logical problem-solving skills.

Senior backend-focused engineer responsible for designing and delivering features in Go and React, building scalable distributed architectures, mentoring teammates, coordinating with product and business stakeholders, instrumenting production systems, and leading small teams to ship high-quality APIs and services.

Develop and maintain Java web applications using legacy J2EE and modern microservices architectures. Build reusable backend code and responsive interfaces with JSP, JavaScript, React, and related frameworks. Perform code reviews, unit testing, test automation, API development, and database integration. Lead high-performing onsite and offshore teams, support enterprise clients, communicate with stakeholders, and deliver end-to-end solutions using Agile practices.

Develop and support scalable Java and Spring Boot backend microservices powering omnichannel inventory availability, order promising, allocation, fulfilment, and post-purchase experiences. Build event-driven processing with Kafka, integrate OMS, WMS, ERP, commerce, and fulfilment platforms, and ensure services are secure, observable, reliable, and performant. Own features from design through production, write tested code, participate in reviews, troubleshoot production issues, and improve operational efficiency.

Designs and develops scalable cloud-based and serverless software across the company’s platform. Builds prototypes and production services, applies AI throughout the SDLC, promotes modern Agile and Well-Architected practices, troubleshoots customer and internal issues, develops comprehensive test suites, and coaches software engineers. The role requires extensive distributed application experience and backend expertise across multiple programming languages, databases, cloud technologies, integrations, and workflow orchestration.

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.