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Ancestry

Staff Product Engineer – Developer Experience

Ancestry

. Own a developer workflow, tool, or user problem through discovery, definition, design, build, rollout, and adoption .

Posted 10/9/2026full-timeRemote • United StatesLead💰 $135,000 - $160,000 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in building developer-facing software, including TypeScript and React interfaces, CLIs, and APIs, while effectively coordinating complex projects from inception to launch. Strong ability to conduct product discovery and maintain high-quality standards in software design and user experience.

Highest-signal resume keywords
TypeScript DevelopmentReact DevelopmentProduct DiscoveryDeveloper-Facing SoftwareClear Written Communication

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
Software EngineeringPrototyping in FigmaBuilding APIsCI/CD ToolingGitHub Apps DevelopmentHarness Pipeline TemplatesAtlassian IntegrationsLLM-Based Capabilities ReasoningError MessagingResponsiveness
Soft Skills
CoordinationCommunicationComfort with Ambiguity
Tools & Technologies
FigmaGitHubCI LogsMCP Servers
Certifications & Qualifications
Background Check
Industry Keywords
Developer WorkflowUser Problem DiscoveryInternal Software QualityAdoption InstrumentationDesign Partners

Tech Stack

Tools & technologies
JavaPythonReactRustTypeScriptGo

About the role

Key responsibilities & impact
  • Own a developer workflow, tool, or user problem through discovery, definition, design, build, rollout, and adoption
  • Conduct product discovery by interviewing engineers, product managers, and designers and reviewing support tickets, usage data, and CI logs
  • Frame problems, define target users and outcomes, determine what not to build, and sequence useful releases
  • Design experiences including flows, states, empty states, and error cases
  • Prototype in Figma or code
  • Build TypeScript and React interfaces, backend services and APIs, CLIs and terminal UIs, GitHub Apps and Actions, Harness pipeline templates, and Atlassian and Figma integrations
  • Apply AI through agent workflows, context and tool design, and MCP servers with evaluations, human review points, cost and latency budgets, and guardrails
  • Maintain consumer-grade quality for internal software, including responsiveness, accessibility, error messaging, and accurate documentation
  • Define and measure outcomes through adoption instrumentation and published findings
  • Earn adoption through design partners, pilots, launch posts, office hours, and clear migration paths
  • Turn one-off wins into reusable building blocks and make technical decisions for owned work
  • Coordinate with teammates and involve the team when decisions affect workflows outside the owned area

Requirements

What you’ll need
  • 5+ years of professional software engineering experience, excluding internships
  • Track record of shipping software people chose to use
  • Experience leading a complex project from unclear requirements through launch
  • Ability to coordinate with other teams and make sound scope and implementation tradeoffs
  • Strength in at least one relevant engineering area, such as TypeScript and React or Go, Python, Java, or Rust
  • Ability to work effectively across adjacent engineering layers
  • Experience building developer-facing software such as CLIs, internal platforms, SDKs, CI/CD tooling, or IDE integrations
  • Ability to explain what made developer-facing software useful
  • Ability to reason about LLM-based capabilities, failure modes, and human review
  • Ability to seek user input and reason about interaction and failure states
  • Clear written communication in specs, documentation, changelogs, and launch notes
  • Comfort with ambiguity
  • Must pass a background check

Benefits

Comp & perks
  • Eligibility for bonus
  • Equity
  • Comprehensive health, dental, and vision benefits
  • Location-flexible work approach: nearest office, home, or hybrid of both, subject to location restrictions
  • Competitive compensation
  • Collaborative workplace
  • Opportunity to make a meaningful difference
  • Reasonable accommodations for qualified individuals with disabilities