Top Backend Developer Jobs

Design, build, test, and support EPIC integration solutions across the full interface lifecycle. Gather requirements, resolve integration issues, develop standards and documentation, and provide production support within a remote, volunteer, part-time setup.

Own Corvus’s backend architecture and data layer, including a canonical data model and knowledge graph for manufacturer, facility, product, and people data. Build resilient systems with queues, retries, idempotency, and observability while enabling agent-powered research workflows. Work directly with founders and customers to design, ship, scale, and monitor production systems. The role requires strong relational database expertise, entity resolution experience, pragmatic technical decision-making, and in-person work in NYC five days per week.

Design, build, and maintain scalable microservices in Go using gRPC and Protocol Buffers; deploy on GCP (Compute Engine, Cloud Run, Cloud Storage); implement API security (OAuth2) and credential management; containerize with Docker/Kubernetes; collaborate with MLOps and frontend teams; mentor junior developers; troubleshoot production issues and document API contracts.

Create challenging coding tasks for AI systems, implement deterministic solution verifiers, and contribute backend expertise across feature development, bug fixing, refactoring, performance optimization, testing, and security reviews. The role requires strong programming and software engineering skills, with cybersecurity experience in secure coding, application security, penetration testing, vulnerability assessment, or security-focused code reviews preferred.

Build and secure scalable backend services and APIs while debugging, optimizing performance, implementing features, refactoring codebases, and conducting security reviews and penetration testing. The role also involves automated testing, code review, vulnerability assessment, and contributing domain expertise to training next-generation AI systems.

Develop and maintain scalable Java backend systems using Spring Boot and microservices architecture. Collaborate with customer teams, review specifications, write clean code, participate in code reviews, document solutions, and troubleshoot and optimize backend performance, reliability, and security. The role also contributes technical expertise to training next-generation AI systems, though prior AI experience is not required.

Build core backend services and web APIs for a stealth startup. The Founding Engineer will architect distributed systems, develop scalable and secure code, deliver projects independently from design through launch, collaborate cross-functionally, advise on technical feasibility, and contribute to product strategy and company culture.

Design, develop, and maintain scalable, high-performance backend and middleware services on the JVM using Java and Spring/Spring Cloud. Build and enhance microservices, work with AWS and Docker, implement SQL/noSQL solutions (MySQL, Elasticsearch), use Git-based source control and JIRA, collaborate across engineering, design, and QA, and mentor teammates while following best practices and Agile methodologies.

Build and maintain backend services and APIs, write unit tests, debug and optimize systems, support migration from Supabase to cloud, improve reliability, and integrate AI/RPA workflows while learning under senior mentorship.

Lead backend development to scale and harden API infrastructures, implement unit testing playbooks, optimize core algorithms, support migration from Supabase to a robust cloud provider, ensure system reliability and scalability, collaborate with frontend and DevOps, and integrate AI workflows and RPA where applicable.

Design, develop, and maintain scalable backend systems for a composite AI platform (agent-based systems, LLM integrations, RAG). Own technical vision and roadmap, make architecture decisions, establish engineering best practices, provide senior technical leadership, and deliver high-impact production software.

Build, scale, and maintain mission-critical backend services using Go, microservices, Kafka, PostgreSQL, Redis, GCP, and Kubernetes. Design resilient distributed systems, optimize databases and caching, improve observability and incident response, maintain security and code quality, contribute to technical roadmaps, and mentor engineers.

Design, build, and operate scalable backend services and distributed systems supporting live streaming, content, personalization, analytics, and operational tooling. Responsibilities include API and data modeling, cloud infrastructure, event-driven architectures, observability, CI/CD, performance optimization, reliability, security, and production troubleshooting. Collaborate with mobile, video, data, product, and infrastructure teams to deliver highly available services across Tennis Channel platforms.

Develop full-stack tools and automation for deploying and managing cloud infrastructure. Responsibilities include designing software solutions, collaborating with business partners, developing architecture and automation strategies, reporting on projects, and providing technical leadership. The role requires React and Go development, API integration, CI/CD, automated testing, version control, security-focused coding, troubleshooting, documentation, and applying AI technologies to improve workflows and decision-making.

Build product-facing data systems that make first-party fields, predictive scores, dynamic segments, and AI-powered queries fast and usable in the application. Own data precomputation, synchronization from Postgres, semantic query tooling, and pipeline extensions. Work across Python, TypeScript, AWS Lambda, Snowflake, and frontend systems to ship end-to-end features in collaboration with data engineering and data science.

Build and maintain scalable backend services, RESTful and GraphQL APIs, database schemas, and cloud infrastructure. Own architecture decisions, optimize performance and reliability, improve CI/CD practices, collaborate across product and engineering teams, lead architecture sessions, review code, and mentor junior developers.

Build and maintain backend application features, APIs, integrations, data models, background jobs, and production systems. Improve performance, reliability, monitoring, recovery, and infrastructure across AWS and Terraform. Collaborate with product and frontend engineers, review code, mentor teammates, investigate incidents, and support safe releases and operational excellence.

Design and implement highly performant, low-latency, high-throughput backend services for a digital asset trading platform. Responsibilities include benchmarking and optimizing systems, contributing to technology and architecture decisions, and participating in production incident rotations. The role requires strong JVM and operating system knowledge, programming design principles, and backend development experience, with preferred experience in networking protocols, event-driven microservices, Kafka, Kubernetes, and AWS.

Design and implement high-quality backend services for a cryptocurrency trading platform. Collaborate with engineering leadership and cross-functional teams, solve complex performance challenges, influence technology and architecture decisions, and participate in production incident rotations. The role focuses on event-driven microservices, financial trading products, and scalable systems using JVM technologies, preferably Kotlin, Kafka, and Kubernetes.

Design, develop, test, and maintain backend services and APIs for secure fintech and crypto products. Collaborate with engineering and product teams on architecture, code reviews, system design, and deployment using Azure. Optimize backend performance and scalability, resolve defects, follow DevOps and CI/CD practices, and build reliable systems supporting payments, transfers, and other financial activity.

Design, develop, test, and maintain backend services and APIs for secure fintech and crypto products. Work with Azure for deployment and scalability, optimize systems for large data volumes, resolve defects, contribute to architecture and code reviews, and apply secure software development practices. Collaborate with distributed Engineering and Product teams while building payment and transfer infrastructure.

Develop and maintain scalable backend services and APIs for crypto and fintech payments. Responsibilities include Azure deployment, testing and debugging, performance optimization, secure product development, code reviews, architectural decisions, and system design. Collaborate with globally distributed Engineering and Product teams while applying RESTful API, microservices, DevOps, and CI/CD practices.

Design, develop, test, deploy, and maintain scalable Java and Python applications, RESTful APIs, and microservices. Integrate third-party services, manage SQL and NoSQL databases, optimize performance, troubleshoot issues, and apply security best practices. Collaborate with frontend, product, and QA teams while supporting cloud-based solutions and existing systems. The role requires an active TS/SCI clearance with CI polygraph and U.S. person eligibility.

Develop, test, deploy, and maintain scalable Java and Python applications, RESTful APIs, and microservices. Design API integrations, manage SQL and NoSQL databases, optimize performance, troubleshoot issues, and apply security best practices. Collaborate with frontend, product, and QA teams while supporting cloud-based solutions using platforms such as AWS or Azure. The role requires an active TS/SCI clearance with CI polygraph and supports national security missions.

Designs and builds secure, scalable distributed backend systems using Python and AWS. Responsibilities include event-driven architectures, asynchronous processing, cloud data pipelines, serverless applications, REST APIs, performance optimization, authentication, and cloud security. The role requires strong distributed systems, testing, debugging, and backend development expertise, with GenAI, LLM, RAG, and vector database experience preferred.