Remote Software engineering Jobs · API Design

Job listings

$160,000–$240,000/yr

  • You will build AI-assisted tools, workflow automations, agents, prompts, and integrations to reduce manual effort and improve productivity.
  • You will partner with business stakeholders to understand high-friction workflows and deliver fit-for-purpose AI solutions.
  • You will implement engineering controls for data handling, access management, prompt safety, and output validation.

Shield AI is a venture-backed defense-tech company that develops intelligent systems, including Hivemind autonomy software and V-BAT and X-BAT aircraft, to protect service members and civilians. With offices across the U.S., Europe, the Middle East, and Asia-Pacific, the company's technology supports operations worldwide.

US Unlimited PTO

  • Build and maintain full-stack features spanning UI, API layer, business logic, and data models.
  • Design and implement rule engines that manage pricing, inventory, availability, and selection constraints.
  • Optimize backend performance including query tuning, N+1 resolution, indexing strategies, and scaling bottlenecks.

Higharc is a VC-backed startup changing how new homes are designed and built, with over $175M in funding from top venture firms. The company has a remote-first culture with a founding team that shipped products for Autodesk, Electronic Arts, Nike, and Apple.

  • Define and drive technical strategy for the Applications Portfolio, ensuring consistency, scalability, and performance across Web, Mobile, and Headless surfaces.
  • Mentor senior engineering talent and foster a culture of technical excellence and proactive problem-solving.
  • Collaborate with Product leadership to align engineering strategy with customer needs and product evolution.

AlphaSense provides AI-driven market intelligence and search, helping companies make informed decisions by analyzing vast amounts of public and private content. With over 2,000 employees globally and trusted by 6,000+ enterprise customers, AlphaSense fosters a culture of innovation and collaboration.

UK 6w PTO

  • Drive the technical direction of the frontend application stack.
  • Work hands-on with TypeScript and Rust to build real-time trading interfaces.
  • Own code quality and team development through review and mentorship.

Reactive Markets is a leading provider of over-the-counter trading platforms for FX, Equities, and Cryptocurrency, handling over $50 billion in daily trading volumes. The company has a small, senior engineering team focused on building cutting-edge, high-performance trading systems.

  • Design and develop backend services using Python and Go to support experiment platform APIs.
  • Build scalable APIs, data models, and developer tools to simplify research workflows.
  • Collaborate with cross-functional teams to deliver solutions aligned with evolving technical needs.

This role is with a partner company focused on AI research infrastructure. The team is remote-first, international, and emphasizes engineering quality and ownership.

$218,500–$253,000/yr
US Unlimited PTO

  • Lead and grow a high-performing engineering organization spanning mobile and backend.
  • Define and execute engineering strategy aligning technical initiatives with product objectives.
  • Own technical architecture including mobile-backend integration, API design, and service architecture.

Impiricus is an AI-powered HCP Engagement Engine that ethically connects healthcare professionals to pharma resources. Recognized by Deloitte as the #1 fastest growing company in North America, it fosters a culture of innovation and collaboration.

Canada Unlimited PTO

  • Design and build the backend services that power Operator, a system that helps engineering teams search company knowledge and surface design decisions.
  • Develop scalable retrieval pipelines, integrate structured and unstructured engineering data, and improve search quality and knowledge retrieval performance.
  • Collaborate with AI, Product, Design, and Engineering teams to deliver customer-facing capabilities and mentor teammates through code reviews and technical leadership.

CoLab is an AI platform that helps mechanical engineering teams bring life-changing products to market faster by driving stronger engineering decisions. It is a rapidly scaling company recognized on Deloitte's Fast 50 and Fast 500, and named a Canadian company to watch by The Globe and Mail and Financial Post.

$131,186–$180,381/yr

  • Lead, define, and develop full-stack software systems for large-scale safety research and evaluation platforms.
  • Implement service boundaries, data model evolution, and integration patterns across platforms.
  • Set technical direction, mentor junior engineers, and foster a collaborative work environment.

UL Research Institutes is a nonprofit safety science organization dedicated to exploring safety risks and creating a more secure and sustainable world. With a global reach and over a century of research, the organization employs a collaborative scientific approach to drive innovation and improve societal well-being.

Global Unlimited PTO 16w maternity 16w paternity

  • Lead the engineering team building the runtime layer between Orb's billing engine and customer workflows, including alerting, spend controls, and usage analytics.
  • Set technical direction, shape roadmap, and define interfaces for the team.
  • Partner with Product and Design to drive product discovery and strategy.

Orb is a revenue design platform that helps teams automate billing, evolve pricing, and grow revenue. The company has a hybrid/remote culture with a focus on customer centricity, collaboration, and high attention to detail.

Global Unlimited PTO 16w maternity 16w paternity

  • Own a product surface end to end — from customer conversations to rollout.
  • Design and ship alerting and analytics that are fast enough for latency SLAs.
  • Build entitlement and spend-control primitives that enforce against real billing state.

Orb builds a revenue design platform that helps teams automate billing, evolve pricing, and grow revenue with confidence. The team is collaborative, values ownership, and maintains a high bar for quality and customer centricity.