API Design jobs

22 open roles for api design, updated continuously as employers post them.

Of the 12 that state pay, the middle one advertises $140,000 – $200,000 a year.

Hiring most here right now:

Counted across the roles Frontrunner has open right now.

Senior Software Engineer, Core Experiences - Melbourne, Australia

Speechify · Melbourne, Australia

A remote senior backend engineering role in Melbourne building the shared SDK and services layer behind a text-to-speech product. Suited to engineers who enjoy platform work spanning API design and infrastructure.

RemoteSeniorFull-time
JavaGoKotlinGoogle Cloud Platform +3
Yesterday

Software Engineer

Habeo · No location line published

A senior, fully remote software engineering role at Habeo, building an asset management platform for higher education.

RemoteMid levelFull-time
API designData modelingRelational databasesWorkday +5
4 days ago

Software Engineer

Cadence ABA · No location line published

A senior, remote software engineering role at a healthcare startup building an AI-assisted clinical documentation platform for ABA therapy practices.

RemoteSeniorFull-time
API designData modelingSystem architectureVoice interfaces +4
4 days ago

Software Engineer

LandEarly · No location line published

A remote Senior Software Engineer role at LandEarly, an AI job-application startup, building the product end to end across web and mobile.

RemoteMid levelFull-time
Backend DevelopmentAPI DesignDistributed SystemsDatabases +3
4 days ago

Senior Software Engineer - AI Platform & Cloud Services

Aveva · Bengaluru, India · Hyderabad, India

A senior engineering role at AVEVA building secure, cloud-native AI platform services and public APIs on Azure. Suited to a .NET/cloud engineer with strong API design experience who wants exposure to agentic AI systems.

HybridSeniorFull-time $41,000 – $60,200 a year
LLMRAGPrompt EngineeringAgentic Frameworks +13
4 days ago

Senior Engineer II

CoreWeave · New York, United States

CoreWeave is hiring a Senior Engineer II in New York to architect cloud-platform systems and lead product engineering work. The role requires eight years of software engineering experience, substantial testing experience and strong Python or Go, gRPC, Protocol Buffers and Kubernetes expertise.

HybridSeniorFull-time $243,800 – $303,000 a year
PythonGogRPCProtocol Buffers +8
4 days ago

Engineering Manager, Billing Platform

CoreWeave · New York, United States

Engineering manager role in New York leading billing-platform teams responsible for metering, usage data, reconciliation and revenue-critical backend systems. The position fits a software leader experienced with distributed data systems and production financial or billing workflows.

On-siteManagerFull-time
Software EngineeringEngineering ManagementBilling SystemsMetering +11
4 days ago

senior ai engineer (m/f/d)

Kayzen · Remote

Kayzen is hiring a senior AI engineer for a remote role focused on production LLM functions, retrieval systems, agents, APIs, and cloud services. The position fits engineers with practical experience launching and operating AI capabilities.

RemoteSeniorFull-time $130,000 – $190,000 a year
LLMsRAGEmbeddingsVector Search +6
6 days ago

Lead Software Engineer

Somi AI · Canada, Canada

Lead Software Engineer role designing scalable back-end services for an AI company. You'll lead architecture decisions, mentor engineers, and help shape core product infrastructure in a fully remote Canadian team.

RemoteSeniorFull-time
Backend DevelopmentPythonAPI DesignMicroservices +9
6 days ago

Go Engineer for AI Data Training Remote Contract

SME Careers · Bangladesh · Bhutan · Brazil · Cambodia · Germany

Remote contract for a Go backend engineer who can review code and explain technical reasoning for AI training. You'll evaluate concurrency, APIs, errors, and idiomatic Go while creating high-quality training examples.

RemoteContract $60 an hour
GoGolanggRPCGin +15
6 days ago

Senior Machine Learning Engineer, Forecasting (Remote)

Apella Technology · Remote

A remote senior machine-learning engineering role focused on MLOps infrastructure and production forecasting systems in healthcare technology. It suits an engineer with strong ML deployment, automation, Kubernetes, and production-systems experience.

RemoteSeniorFull-time $175,000 – $225,000 a year
Machine LearningMLOpsForecastingTime Series +16
7 days ago

Product manager, AI native

ShiftCare · Macquarie Park, Australia

An onsite product-manager role in Macquarie Park for a technical builder who uses AI agents and automation as a core product practice. It suits a product professional with strong interface judgment, technical depth, and evidence of driving adoption from customer signal to release.

On-siteManagerFull-time $145,000 – $215,000 a year
Product ManagementAI AgentsAgentic WorkflowsPrompt Engineering +16
7 days ago

Senior Software Engineer

Clutch Technologies Inc. · Toronto, Canada

Clutch is hiring a hybrid Senior Software Engineer in Toronto to own products from discovery through delivery. The role suits an engineer with at least four years of experience who enjoys stakeholder partnership, scalable systems and AI-assisted development.

HybridSeniorFull-time C$160,000 – C$200,000 a year
TypeScriptReactExpressPostgreSQL +11
7 days ago

Staff Backend Engineer, India

GitLab · India

GitLab seeks a Staff Backend Engineer in India to lead cross-team backend architecture and modernization work in a remote organization. The role suits experienced technical leaders who combine systems expertise, written influence, production ownership, and AI engineering judgment.

RemoteStaffFull-time
Backend EngineeringSoftware ArchitectureModular MonolithAPI Design +10
8 days ago

Staff Backend Engineer, India

GitLab · India

A remote staff backend role in India leading modular architecture and large cross-team initiatives at GitLab. It suits technical leaders experienced in backend modernization, production operations, and engineering standards.

RemoteStaffFull-time
backend architecturemodular monolithGoKubernetes +10
8 days ago

Software Engineer, Platform - Naperville, IL, USA

Speechify · United States

A U.S. remote Speechify platform role for backend engineers building text-to-speech and subscription APIs. The position is suited to TypeScript and Node.js engineers with Google Cloud experience.

RemoteFull-time $140,000 – $200,000 a year
TypeScriptNode.jsGoogle CloudAWS +5
8 days ago

Software Engineer, Platform - Denver, CO, USA

Speechify · United States

A U.S. remote backend engineering role at Speechify focused on platform APIs and subscription infrastructure. It suits TypeScript and Node.js engineers with Google Cloud experience.

RemoteFull-time $140,000 – $200,000 a year
TypeScriptNode.jsGoogle CloudAWS +5
8 days ago

Software Engineer, Platform - Las Vegas, NV, USA

Speechify · United States

A U.S. remote backend platform role at Speechify for TypeScript and Node.js engineers. The work covers APIs for text-to-speech, payments, subscriptions, and authentication.

RemoteFull-time $140,000 – $200,000 a year
TypeScriptNode.jsGoogle CloudAWS +5
8 days ago

Software Engineer

Axnode Immigration · Australia · Canada, India · Australia, India · Overseas/International, India

International software engineering role supporting secure, scalable immigration-service applications. The position suits an experienced engineer with three to twelve years of software development experience and knowledge of cloud-native architecture.

RemotePrincipalFull-time
PythonJavaC#JavaScript +7
9 days ago

Full-Stack Engineer

Replicate · Remote, global

Build full-stack developer and infrastructure experiences for a machine-learning platform. This remote role suits an experienced Go or Python engineer with React, Next.js, API, and high-scale web application experience.

RemoteMid levelFull-time $150,000 – $220,000 a year
GoPythonReactNext.js +8
11 days ago

Senior Software Engineer — Infra Agent Systems Remote India

Together AI · India

A remote senior engineering role in India building AI agents and platform services for large-scale GPU operations. It suits backend and infrastructure engineers with distributed-systems and production-ownership experience.

RemoteSeniorFull-time
AI agentsdistributed systemsKubernetesGitOps +13
Date not stated

Backend Software Engineer, PDP Experience

Reddit · Remote

Remote backend engineering position on Reddit's high-traffic Comments experience team. The role suits engineers with three or more years of distributed-systems experience who can work across design, implementation, experimentation, and launch.

RemoteMid levelFull-time $164,000 – $229,000 a year
GoPythonRustRuby +9
Date not stated

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