Top Remote Backend Engineer Jobs

Lead architecture and rewrites for a scalable, resilient AI-first platform. Own backend systems, data storage performance, deployment pipelines, cloud infrastructure via IaC, observability, incident response, and analytics. Mentor engineers and enable rapid customer onboarding and AI-driven automation.

As a Full Stack Engineer, you will develop and implement features, APIs, and products, collaborating with cross-functional teams to enhance customer experiences.

The Senior Backend Engineer will design, implement, and maintain backend services using Ruby on Rails and PostgreSQL, working to optimize performance and scalability while mentoring junior developers.

As a Senior Backend Engineer, you'll develop, deploy, and monitor microservices, enforce security policies, and improve automation tooling.

The Senior SRE Engineer will design, build, and maintain resilient infrastructure systems, manage infrastructure-as-code, and write tooling in various languages.

As a Founding Engineer, you'll develop backend systems, optimize applications, and influence technical direction for an AI-powered knowledge platform.

The Senior Back End Software Engineer will build tools for employment compliance, integrate APIs, manage data pipelines, and develop new features while collaborating with the team.

Senior contractor engineer will own and evolve Thrive's enterprise platform end-to-end, starting on the Coaching app. Responsibilities include sustaining engineering (reliability, scalability, technical debt), delivering medium-to-large projects, partnering with Product and stakeholders, supporting on-call and incident response during US hours, and shipping high-quality, enterprise-facing features iteratively.

Lead the technical direction for the engineering team, architect systems, design APIs, and mentor engineers while improving backend infrastructure.

The Full-Stack Engineer will enhance backend functionality, collaborate with teams, and maintain platform performance and security, requiring expertise in Python.

As a Senior Software Engineer at Flex, you'll design and maintain financial services architecture, mentor junior engineers, and ensure scalability and security for innovative financial products.

Design, enhance, and scale the ClickPipes data onboarding platform while improving infrastructure, deployment pipelines, and operational processes in a cloud environment.

Lead backend development using C#/.NET and cloud-native technologies. Build and maintain APIs, ensure quality and performance, troubleshoot issues, conduct code reviews, and drive software/process improvements.

Design and implement an LLVM-based backend JIT compiler for NVIDIA GPUs. Develop compiler passes and optimizations, focusing on high performance and low compile time. Collaborate with hardware, compiler, and application teams to resolve issues and influence future GPU architectures.

Design, build, and scale backend rental systems (reservations, pricing, fleet, checkout). Own microservices and APIs, lead architecture, ensure performance/security, mentor engineers, and collaborate cross-functionally to deliver customer-centric features.

Design, build, and launch backend services to process and analyze clinical data at scale. Collaborate cross-functionally, enforce secure coding and privacy, support production systems, and drive technical improvements.

Build and maintain backend systems in TypeScript, improve observability and metrics, automate deployments and Slack reporting, test and troubleshoot production systems, and clean up the existing codebase.

Design, build, and operate backend services and APIs in Node.js/TypeScript. Architect Kafka event-driven systems, optimize MongoDB at scale, integrate with EHRs (FHIR/HL7/Epic), support AI agent workflows, ensure HIPAA-grade security, and drive reliability, observability, testing, and mentoring across the engineering team.

Design, build, and optimize high-throughput, highly available backend services in Golang for 24/7 sports and prediction-market applications. Lead architecture decisions, implement features, diagnose and resolve high-concurrency bottlenecks, and provide high-tier operational support for real-time transactional systems.

Build and maintain a backend-first fullstack platform for governed AI workflows: design Python/Django services, APIs, Kubernetes-backed execution, agent orchestration, permission-aware data access, observability, frontend surfaces in TypeScript/React, and platform abstractions to make distributed AI workflows reliable, auditable, and usable by regulated customers.

Lead architecture and backend engineering for a startup ML product. Design and build data integration systems, cloud-native infrastructure, CI/CD and MLOps pipelines, enterprise security and networking, and event-driven systems (e.g., Kafka). Report to the CTO as the first non-founder engineering hire and make core product and architectural decisions.

Seeking a Senior Backend Engineer to build and maintain systems for a content marketing platform, focusing on performance, scalability, and innovation in a collaborative environment.

Own and modernize billing systems: define plans, pricing, entitlements, usage metering, and billing APIs. Decompose monoliths into independently deployable services, ensure end-to-end correctness (reconciliation, idempotency), operate SLOs/alerting, and run on-call. Integrate with billing, CRM, and finance systems.

Lead backend engineer for Identity & Access Management owning SSO (SAML/OIDC/OAuth2), SCIM provisioning, login/session flows, MFA, API key/token auth. Build enterprise identity features, improve operability (SLOs, monitoring, runbooks), partner on security/compliance, and mentor engineers while driving technical direction.

Lead design and implementation of backend services and APIs for payments, billing, settlements, ledgers, and reconciliation. Drive architecture for highly available, auditable financial platforms, integrate with payment processors and banking partners, ensure transactional integrity, observability, and compliance. Deliver end-to-end initiatives, mentor engineers, and operate mission-critical systems with strong emphasis on reliability, security, and scalability.