Senior Engineer II, Platform

Trunk Tools

• $130K — $155K *
Enterprise Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 5-10 years of backend development experience on complex systems
  • Proficient in TypeScript, Python, and Go; familiarity with multiple programming languages is a plus
  • Experience building and maintaining robust backend services
  • Knowledge of archiving data schemas across relational and non-relational databases
  • Comfortable and experienced in using AI coding tools for efficiency
  • Demonstrated self-management and teamwork within startup environments.

Responsibilities

  • Design, build, and evolve core backend services and platform infrastructure
  • Architect distributed systems for high traffic and data volume
  • Design event-driven systems using asynchronous methods
  • Integrate third-party services while ensuring reliability at scale
  • Create self-service capabilities for product teams to streamline shipping
  • Shape data architecture and schema design
  • Maintain platform observability and ensure incident response effectiveness
  • Lead complex, cross-team projects and facilitate coordination
  • Utilize AI coding agents as a standard practice in development.

Benefits

  • Collaborative early-stage startup environment where every voice counts
  • Flexible work options including remote and hybrid arrangements
  • Four medical plans with a fully covered option, including dental and vision
  • Learning and growth stipend for professional development
  • Unlimited PTO to promote work-life balance
  • In-person retreats for team bonding
  • Free lunch for on-site employees in NYC and Austin.
Full Job Description
The role

You're a platform generalist with real backend depth. You're happiest with genuine ownership and comfortable with the ambiguity of an early-stage company. This is a hands-on role first: you'll spend most of your time writing code and designing systems. You self-manage, you work across teams, and you already lean on AI coding agents to move faster. As the day-to-day of engineering shifts toward orchestration, design, and cross-team work, that's increasingly where you spend your time.

What you'll do
  • Design, build, and evolve the core backend services and platform infrastructure the rest of engineering depends on.
  • Architect distributed backend systems and services that hold up under high traffic and data volume, and own the service boundaries, data models, and API contracts behind them.
  • Design asynchronous, event-driven systems using queues, workers, and messaging where they fit.
  • Integrate third-party platforms and services, and own the reliability challenges that come with them at scale.
  • Build self-service platform capabilities so product teams can ship without waiting on you.
  • Shape our data architecture across relational and document stores: schema design, storage choices, and the tradeoffs behind them.
  • Keep the platform observable and dependable through instrumentation, sensible SLOs, and steady incident response.
  • Raise the engineering bar by setting technical standards, sharing patterns, reviewing code, and mentoring engineers across levels.
  • Own complex, cross-team projects from concept through production, aligning partners and keeping the work moving without being asked.
  • Use AI coding agents, including tools like Claude Code, as a normal part of how you build.


Who you are
  • Deep, broad backend experience on complex systems. We weigh breadth and depth over exact years, but strong candidates usually have a decade or more.
  • Fluent in TypeScript, Python, and Go, with three or four languages on your resume. Rust or similar is a plus.
  • You've built robust backend services and platform infrastructure.
  • You've architected systems and data schemas across relational and non-relational databases.
  • Fluent with AI coding agents and use them daily to ship faster without dropping quality.
  • Startup grit: you self-manage, stay hands-on, and partner well across teams.


Bonus points
  • You've mentored or led a small team as a player-coach, and you'd be open to doing more of that here over time..
  • You have infrastructure and DevOps depth (Terraform, Kubernetes, CI/CD).


What we offer

A close-knit and collaborative early-stage startup environment where every voice is heard and every opinion matters

Competitive salary and stock option equity packages

4 Medical Plans to choose from including 100% covered option. Plus Dental and Vision Insurance!

Learning & Growth stipend

Flexible long-term work options (remote and hybrid)

🥨 Free lunch provided in the office in NYC & Austin - you'll never go hungry with us!

Unlimited PTO; We truly believe in work-life balance and that hard work should be balanced with time for rest and rejuvenation

IRL / In-Person retreats throughout the year

Please note: All official communication from Trunk Tools will come from an email address ending in @trunk.tools. If you receive outreach from any other domain, please disregard it or report it to us.

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