API Design

LangChain

New York, NY · $145,000 – $180,000

You'd be building observability and evaluation features for LangSmith, a production AI platform used by major enterprises and developers. This role suits someone who enjoys fullstack work on developer tools and wants to work directly with high-impact customers while shipping features across Go, Python, and TypeScript.

Listed on LangChain’s careers site · Apply there ↗

Kayak.com

Vilnius Office · €7,080 – €7,900 / month · Remote

Lead one or more engineering teams at a travel technology company, owning the technical roadmap, engineering practices, and people development for a domain focused on supplier integrations and content delivery. This role suits experienced engineering managers who want to shape product strategy, build high-performing teams, and influence architecture in a fast-paced travel tech environment.

Listed on Kayak.com’s careers site · Apply there ↗

Suno

Full-time · Boston, MA · $188,640 – $247,590

Suno seeks a Software Engineer to build internal tools and AI-powered workflows that help non-technical teams scale operations without hiring more engineers. You'll design agents, integrate third-party systems, and architect solutions across music operations, support, legal, and finance using frameworks like LangGraph and Django.

Listed on Suno’s careers site · Apply there ↗

Kong Company

San Francisco, CA · $250,000 – $270,000 · Remote

This role leads the architectural design and implementation of Kong's agent marketplace infrastructure, building the transaction systems and coordination layer that enables machine-to-machine commerce. It suits an experienced distributed systems architect who has shipped autonomous agent applications and wants to establish Kong's platform leadership in the agentic era.

Listed on Kong Company’s careers site · Apply there ↗

Crusoe

San Francisco, CA · $250,000 – $300,000

You'll architect and operate the control plane for one of the world's largest GPU fleets, building a platform that enables other teams to manage complex infrastructure through APIs, SDKs, and self-serve workflows instead of manual operations. This role combines distributed systems, hardware-software integration, and internal developer platform design to automate fleet operations at unprecedented scale.

Listed on Crusoe’s careers site · Apply there ↗

Redpoint Ventures Portfolio

United States - Remote · $157,000 – $184,000

Join Chainguard's Platform team to design and build backend services and public APIs that power customer-facing products across the company. This role is for a senior engineer who thrives on shipping quickly, collaborating across product lines, and taking ownership of features end-to-end in a fast-paced, remote-first environment.

Listed on Redpoint Ventures Portfolio’s careers site · Apply there ↗

Ibotta

Full-time · Denver, CO · $128,000 – $153,000 · Remote

Ibotta is hiring a Senior Product Manager to develop products for retail partners in their Performance Network, focusing on helping brands and retailers optimize digital promotions. This role suits someone experienced in B2B product management who enjoys working directly with business customers, using AI tools to build prototypes, and making decisions in ambiguous problem spaces.

Listed on Ibotta’s careers site · Apply there ↗

Similarweb

Full-time · New York, NY · $145,000 – $195,000

Similarweb is seeking a Senior Technical Product Manager to own data products for their Investor Solutions division, which serves hedge funds and asset managers with alternative data. The ideal candidate combines hands-on data expertise with finance domain knowledge, translating how investment firms evaluate alternative data into scalable, production-ready datasets and APIs.

Listed on Similarweb’s careers site · Apply there ↗

Sentry

Full-time · San Francisco, CA · $220,000 – $400,000 · Remote

This role focuses on integrating AI coding agents into Sentry's development workflows, building the APIs and infrastructure those agents need to operate reliably and autonomously. It suits experienced engineers comfortable spanning infrastructure and developer tooling who want to shape how AI assists software development at scale.

Listed on Sentry’s careers site · Apply there ↗

Rula

Full-time · Remote - United States · $152,000 – $176,700

This role designs the technical architecture for how Rula's Salesforce systems connect patients, clinicians, and insurers, with responsibility for data flows, integrations, and standards that directly affect how quickly people access mental health care. It suits experienced Salesforce architects who've owned complex implementations end-to-end, can write and review code, and communicate technical decisions to non-technical stakeholders.

Listed on Rula’s careers site · Apply there ↗