Founding Engineer

About Trinity Outsourcing Solutions

Trinity Outsourcing Solutions is dedicated to connecting talented professionals with dynamic career opportunities across the world. As a trusted HR partner, Trinity offers a pathway for skilled individuals to work in roles that align with their expertise and support their career advancement. Known for fostering a supportive and growth-focused environment, Trinity provides hands-on experience and tailored opportunities for development. By prioritizing meaningful placements, Trinity enables professionals to unlock their potential and make a lasting impact within innovative companies.

Why Join Us

• Build AI for decision-makers: you’ll be able to point to real leaders – mayors, congressmen, CEOs – and know your work helped power offices that impact millions

• Own the intelligence layer from day one: not just prompts, but the systems that turn messy executive context into reasoning, briefings, and decisions

• True founding ownership: ship end-to-end, work directly with customers, and help define the technical DNA of the company

The Role

Location: San Francisco

Setup: Onsite

We’re hiring a Founding Engineer to build the AI-native operating system for modern leadership. You’ll work directly with the CEO and founding team to ship features, design core systems, and solve real-world problems for high-stakes teams.

You’ll touch everything – backend, frontend, AI, infrastructure, and security – shaping product direction and engineering culture from day one. If you thrive in ambiguity and love shipping fast, this role is for you.

What You’ll Do

• Within weeks:

  • Ship core agentic workflows that executive teams rely on day-to-day

  • Use ingestion and structuring of data to create actionable context

  • Work directly with customers to understand how their offices operate and where Chief can embed in their daily workflows

• Within months :

  • Help shape Chief’s core architecture and AI workflows for executive reasoning and decision-making

  • Build upon personalization and intelligence used across briefings, tasks, and relationships

  • Prototype and iterate with voice-to-text, surfacing recommendations, and more

Who You Are

• 4+ years of experience shipping full-stack, production-grade products

• Early-stage startup experience building 0 to 1.

• Strong Python + Typescript + React experience

• Hands-on experience building AI-native features (LLMs, agents, RAG, embeddings)

• Fluent using AI across product development – prototyping, coding, testing

• Product-driven and customer-obsessed

• Bonus: experience working with government or regulated industries

• U.S. citizen eligible for security clearance

Compensation

• Title: Founding Engineer

• Salary: $150 - $180K

• Equity: Meaningful early-stage ownership

• Benefits: Health insurance