Api Engineer Jobs

Lead cross-team engineering to build scalable catalog, integration, and AI-native merchant systems that improve onboarding, catalog health, and merchant growth at Pinterest.

Experienced MuleSoft engineer needed to design and deliver Mule 4 APIs and integrations on Anypoint Platform to support enterprise connectivity and scalable production integrations for AXS.

WHOOP is hiring a Senior Fullstack Software Engineer to develop scalable AI platform features and seamless member experiences from frontend interfaces to backend APIs.

Provide expert technical support for Tines’ automation platform, resolving API and integration issues and helping customers implement secure, scalable workflows while contributing product feedback.

Experienced software engineer needed to build and integrate scalable, secure payment and AI-enabled systems for Visa’s global platforms.

Wellmark is hiring a seasoned Platform Engineer to design, build, and scale agentic AI platforms and infrastructure that enable autonomous, enterprise-grade AI workflows.

Dental Insurance

Disability Insurance

Flexible Spending Account (FSA)

Health Savings Account (HSA)

Vision Insurance

Performance Bonus

Family Medical Leave

Paid Holidays

GoodLeap is hiring a Senior Full-Stack Software Engineer/Tech Lead to drive frontend-focused, full-stack initiatives and build scalable, AI-enabled finance platform features while mentoring teammates.

Senior Software Engineer needed to develop scalable, LLM-powered agentic systems and cloud-native backends for NBCUniversal's AI initiatives.

540 is hiring a remote Test Automation Engineer to create and run automated tests for a next-generation Air Force maintenance platform leveraging Angular, Apigee, Kubernetes, and GCP.

Lead and scale Tines' East Technical Support Engineering team to deliver world-class support for enterprise and public-sector customers while driving process improvements and cross-functional collaboration.

Workday is hiring a Principal Software Engineer to own and evolve AI-native infrastructure tooling and automation across large-scale, distributed platform environments.

Contribute to Poshmark’s Growth Cloud Platform by building backend APIs, ML/AI scoring integrations, and tracking to surface higher-quality listings across external sharing channels.

Senior technical leader sought to architect and own cloud infrastructure and platform systems that enable scalable, reliable production services and modern AI-assisted engineering workflows.

Lead engineering of API-first Ruby on Rails platform services that enable front-office AI and automation for a large healthcare SaaS provider.

Lead the software architecture and development for a production environmental monitoring platform at DRI, ensuring stability, security, and alignment with operational and compliance requirements.

Experienced full-stack engineer needed to build and scale Calendly’s platform and migrate core functionality from a monolith to services while delivering high-impact features for enterprise customers.

Senior platform engineer role building and scaling agentic AI platforms, RAG/vector search systems, and LLM-driven workflows to advance enterprise AI at Wellmark.

Inclusive & Diverse

Feedback Forward

Collaboration over Competition

Growth & Learning

Work on OpenAI's Integrity Foundations team to design and implement full‑stack systems and internal tooling that detect, prevent, and mitigate adversarial abuse across the platform.

Inclusive & Diverse

Transparent & Candid

Growth & Learning

Collaboration over Competition

Work on Strava’s Subscriptions Team to design and operate backend services and APIs that power payments, billing, and subscriber experiences for a global community of athletes.

Senior Platform Engineer role building scalable, API-first backend services and configuration-driven systems for real-time player experiences on a fully remote, internationally distributed team.

CapTech is hiring a seasoned Full-Stack Engineer to build scalable API-driven systems and modern web front ends for client engagements using Microsoft or Java stacks and contemporary front-end frameworks.

Level All seeks a Senior Elixir Software Engineer to help build and scale a Phoenix/LiveView platform that supports students and educators.

Domino's Pizza is hiring a Software Quality Engineer II in Ann Arbor to develop and execute automated and manual testing strategies that ensure the quality and reliability of high-traffic eCommerce applications.

Build and scale Chronos’ backend and progressive web applications using Ruby on Rails, React, and containerized deployments to support mission-critical defense logistics and training.

Dental Insurance

Flexible Spending Account (FSA)

Vision Insurance

Mighty Networks is hiring a Senior Full-Stack Software Engineer to design, build, and ship scalable community and AI-enhanced features across frontend and backend systems.

Wizard is hiring a Senior Software Engineer to build scalable Node.js/TypeScript platform services and ecommerce integrations for its agentic commerce stack.

Experienced process development scientist needed to develop, scale and commercialize robust API processes and support manufacturing at AbbVie's North Chicago site.

Senior full-stack engineer (Node, Next, React/React Native) to lead backend architecture and full-stack delivery for Evry Health while working remotely from the Dallas–Fort Worth area.

Help define and build Pylon’s GraphQL API and event-driven backend to model mortgages as a safe, expressive product surface for enterprise customers.

CFA Institute’s AI Lab is hiring a Senior Applied AI Developer to rapidly prototype, evaluate, and productionize generative AI capabilities that advance learning and business outcomes.

Honeycomb seeks a Senior Software Engineer II on the Scale team to architect and deliver scalable backend services and full-stack product features that power billing, access control, and usage APIs for customers.

Contribute to Anrok's tax automation platform as an early-career Software Engineer, owning feature scoping, design, and implementation while helping resolve customer issues and improve system reliability.

Pylon seeks a Fullstack Engineer on the Customer Success team to rapidly build and ship customer-facing features that simplify complex mortgage workflows.

Help validate and harden Open VisaNet as a Senior Software Test Engineer by creating automated test suites, executing API and non-functional tests, and partnering with cross-functional teams to deliver a resilient payments platform.

Lead the backend quality and automation efforts for PredictIt's trading engine as an SDET, driving test strategy, automation development, and CI/CD integration in a hybrid, small-team environment.

Blee is hiring a product-focused full-stack Product Engineer to design and deliver enterprise-facing features across frontend and backend in a fast-moving startup.

Quantum Workplace is looking for an AI Operations Engineer to design, prototype, and productionize AI-powered workflows and services that accelerate revenue and customer-facing teams across the business.

Pylon seeks a Backend Engineer to help convert mortgage underwriting rules into reliable, auditable software using TypeScript, custom DSLs, and AI-assisted tooling to improve speed and correctness across origination.

Lead the Integrations engineering effort at Veza (part of ServiceNow) to design and deliver scalable, high-performance connectors and architecture that feed identity data into an AI-native access security platform.

Barclays is hiring a Lead Engineer to architect and deliver resilient Java/Spring Boot-based services and APIs for its automated receivables product from the Whippany, NJ campus.

Join a performance-focused CTV ad platform as a Sales Engineer to lead technical discovery, integration design, and onboarding for advertisers and agencies across the US.

Lead the design and operation of JamLoop’s internal Django APIs, building scalable Python backend systems that empower product and operations teams.

Senior Backend Quality Engineer/Automation to lead API/service automation, CI/CD quality gates, and test strategy for PNC's Lending Payments platform.

Turnitin is hiring a Principal Backend Software Engineer to lead architecture and implementation of high-scale serverless backend services (AWS Lambda, DynamoDB) for the Grading and Feedback platform in a remote-first environment.

HIFI is hiring a Senior Backend Engineer to build and own the backend systems that power instant, programmable money for global businesses and developers.

Availity is hiring a Software Engineer IV to lead backend .NET/Azure development for AuthAI messaging solutions, set architectural direction, and mentor engineers in a remote US role.

Angi is hiring a remote Software Engineer to design and ship scalable microservices and LLM-powered features that advance our home-services platform.

Firecrawl is hiring a technical Forward Deployed Engineer (Integrations) to own customer-facing TypeScript/Node.js integrations, ship production-ready solutions, and scale web-data workflows.

Lead the engineering efforts to build and operate scalable, secure backend services and APIs that safeguard user data and enhance platform reliability for a high-impact remote product team.

Help build end-to-end ad infrastructure and ship product-impacting features rapidly as a Full-Stack Engineer at an early-stage AI + ad-tech company.