Top Backend Jobs in Bengaluru

Lead ONDC integration by designing and implementing backend services and APIs. Ensure compliance with ONDC/Beckn standards, handle data modeling, performance tuning, API security, and transaction flows. Integrate logistics, payments, and catalog systems, write tests, conduct code reviews, and maintain high availability for ONDC services.

The Software Development Engineer II (Backend) will design, develop, and deploy backend systems using Django, collaborate with teams, mentor junior engineers, and focus on quality and performance.

Design and develop scalable components for Bright's Smart Banking Platform using Django and Python, lead technical direction, manage projects, and mentor team members.

Design and implement scalable backend systems, lead architecture decisions, mentor developers, and own projects from development through deployment. Optimize databases, APIs, reliability, and performance for high-volume systems. Build content-matching algorithms, personalized recommendations, cohort calculations, and WebSocket-based real-time audio and video systems. Collaborate cross-functionally and improve engineering practices. Experience with DevOps, Kubernetes, cloud platforms, and technical migrations is advantageous.

Design and develop scalable, secure backend systems for high-volume payment workflows. Build distributed services, integrations, and transactional systems; optimize performance and reliability; implement automated testing; resolve production issues; and contribute to architecture, code reviews, documentation, mentoring, and hiring.

Develop and optimize secure, scalable backend applications using Golang or another strong backend language. Responsibilities include designing distributed systems and microservices, implementing automated tests, improving application performance and reliability, troubleshooting complex issues, participating in architecture and code reviews, documenting technical solutions, and mentoring or evaluating engineers.

Build and maintain production Python back-end services, REST APIs, relational schemas, and advanced SQL queries. Deploy and operate workloads on AWS, manage migrations, authentication, background jobs, testing, monitoring, and CI/CD. The role includes performance optimization, production troubleshooting, code reviews, quality ownership, and mentoring. Preferred experience includes asynchronous Python, queues, caching, infrastructure as code, observability, NoSQL databases, and front-end integration debugging.

Lead architecture and development of scalable backend services, APIs, and secure crypto payment products. Own technical roadmaps, make system design decisions, mentor engineers, collaborate with product and leadership, and optimize performance across large-scale systems. The role involves Azure cloud deployment, Kubernetes, Terraform, CI/CD, testing, debugging, DevSecOps, and security best practices, while shaping engineering culture and product strategy in a fintech startup.

Design, build, optimize, and operate scalable, low-latency backend services for an AI risk decisioning SaaS platform. Collaborate with product, frontend, and QA teams; implement testing and CI/CD practices; monitor service health; resolve performance bottlenecks; and mentor junior engineers.

Build and operate high-throughput, low-latency Python backend systems for a computer vision AI platform used in semiconductor manufacturing. Responsibilities include designing APIs, scaling distributed infrastructure, supporting cloud and customer-hosted deployments, operating production systems, debugging customer issues, improving observability, and contributing to architecture, code reviews, mentoring, and post-mortems.

Design and build scalable Java backend services for subscriptions, payments, entitlements, and Fire TV in-app purchases. Develop REST APIs, microservices, event-driven workflows, and reliable transaction-processing systems. Integrate payment providers and external platforms while ensuring idempotency, fault tolerance, consistency, and high performance. Improve observability, troubleshoot distributed production systems, and participate in architecture and code reviews.

Design and build scalable Java and Spring Boot backend services for subscriptions, payments, entitlements, and Fire TV in-app purchases. Develop REST APIs, microservices, and event-driven workflows integrating payment providers and external platforms. Ensure high availability, fault tolerance, idempotent transaction processing, and performance during traffic spikes. Troubleshoot distributed production systems, improve observability, and participate in architecture and code reviews while mentoring engineers.

Own backend systems for video exports, proxies, media preprocessing, analysis, and AI-powered editing. Maintain APIs and state contracts across browsers, workers, storage, and databases. Improve long-running workflows including uploads, processing, progress tracking, recovery, and exports. The role requires production backend ownership, distributed workflow reasoning, media-format knowledge, and flexibility across TypeScript, Go, Rust, or Python. Deep FFmpeg, GStreamer, or codec expertise is a bonus.

Develop and maintain scalable backend systems for banking, credit, and payment products. Responsibilities include designing architectures and features, writing clean code, conducting code reviews, testing, debugging, resolving technical issues, and collaborating with product and engineering teams. The role requires ownership of features from conception through production and involves solving complex, high-scale engineering problems in a fintech environment.

Design, build, and ship core full-stack/backend features for an early-stage identity platform. Contribute to system architecture, participate in code/design reviews, collaborate with cross-functional teammates, and stay current with cloud-native technologies to deliver high-quality solutions.

Develop realistic backend coding challenges, including feature implementations and bug fixes, for AI training projects. Design deterministic verifiers, automated tests, and validation criteria that distinguish correct from incorrect solutions. Evaluate code for correctness, reliability, maintainability, security, and performance while identifying edge cases and bottlenecks. Work independently with backend technologies and refine tasks based on project requirements and quality standards.

Develop and maintain high-quality software, collaborate cross-functionally to ship features, identify bottlenecks, fix bugs, and evaluate technologies that improve development efficiency. The role requires independent ownership, strong problem-solving and product thinking, effective communication, and a willingness to exchange constructive feedback in a flat, remote organization.

Design, build, and maintain backend services, APIs, distributed systems, and asynchronous systems. Own features from requirements through production, collaborate with Product and QA, monitor and troubleshoot production systems, participate in code reviews and system design, and improve backend performance and reliability.

Build and architect scalable backend infrastructure for SaaS products using Golang and distributed microservices. Design APIs, lead large-scale technical projects, make architectural decisions, improve reliability and observability, troubleshoot distributed systems, and collaborate with Product Management and distributed engineering teams. Mentor engineers, promote coding best practices, and contribute to technical communities while working in a fast-moving early-stage startup environment.

Design, build, and maintain backend services for a fintech platform. Own cloud-native microservices, APIs, event-driven integrations (Kafka), and data stores (Postgres, DynamoDB/Redis). Deploy and manage infrastructure on AWS with Terraform and container platforms (Fargate/ECS). Write secure, production-grade code and collaborate with product teams to deliver customer-focused features.

Architect, build, and scale backend systems for Earnifi's fintech products. Design secure, event-driven, cloud-native microservices with Java and Spring Boot. Make foundational domain and data-modeling decisions, address scalability and consistency issues, mentor engineers, and collaborate with founders, product, and design to deliver customer-focused, reliable production systems.

Develop backend blockchain functionality for Cardax DEX on the Cardano blockchain. Write and maintain smart contracts in Plutarch and Haskell that define the constraints and conditions for decentralized token exchange without a central entity.

Build, test, and maintain RESTful APIs and backend services in Node.js within a microservices environment. Model data in MongoDB, use Redis for caching and queues, write unit/integration tests, debug production issues, follow secure coding practices, collaborate with product and frontend teams, and learn distributed systems and asynchronous patterns to improve reliability and performance.

Develop and deploy scalable backend services for web applications. Responsibilities include RESTful API development and testing, database integration, asynchronous task queuing, containerization, and collaboration with the development team. The role uses Python frameworks such as FastAPI, Flask, or Django, relational databases, Docker, and potentially Kubernetes and cloud platforms.

Lead architecture and build distributed infrastructure for autonomous coding agents. Design agent runtime, orchestration, verification, observability, and reliability at planetary scale. Drive technical direction, invent new engineering paradigms for non-deterministic systems, mentor senior engineers, and influence platform strategy across teams.