Senior Software Development Engineer (m/f) (H/F)

Senior Software Development Engineer (m/f) (H/F)

19 Aug
|
Medium
|
Fitzgerald

19 Aug

Medium

Fitzgerald

We’re a mission-driven startup helping the nonprofit sector to drive impact, and we’re well on our way to becoming the most-loved grant discovery and management tool. Instrumentl is a hypergrowth YC-backed startup with over 4,000 nonprofit clients, from local homeless shelters to larger organizations like the San Diego Zoo and the University of Alaska. We are building the future of fundraising automation, helping nonprofits to discover, track, and manage grants efficiently through our SaaS platform.

We are cash flow positive and doubling year-over-year, with customers who love us (NPS is 65+ and Ellis PMF survey is 60+).

Software

Engineer, GenAI at Instrumentl, you’ll own the full lifecycle of AI features—from rapid prototyping to production deployment and ongoing evaluation. You will build agentic LLM systems that can plan and use tools, implement RAG pipelines over our domain data, manage and evolve embeddings and indices, and stand up evaluation/observability so our AI is grounded, safe, and cost–effective. Our ideal candidate is a strong software engineer, has experience building AI features and most importantly eager to learn, willing to experiment, and excited to empower both teammates and customers to accelerate social progress and propel innovation.

You’ll embed with one of the above groups in a hands‑on role, collaborating closely with Product and Design, while partnering with DTI on platform‑level AI capabilities. The Instrumentl team is fully distributed (though if you’d like to work from our Oakland office, we would love to see you there).

Design agentic systems & ship AI to production: Build tool‑using LLM “agents” (task planning,



function/tool calling, multi‑step workflows, guardrails) for tasks like grant discovery, application drafting, and research assistance. Ingest and normalize content, choose chunking/embedding strategies, implement hybrid retrieval, re‑ranking, citations, and grounding. Work side by side with Product, Design, and GTM on scoping, UX, and measurement; Write clear, maintainable code, add tests and docs, and contribute to reliability practices (alerts, dashboards, incident response).

Software engineering background: 7+ years of professional software engineering experience, including you’ve used Python (FastAPI or equivalent), PostgreSQL or any relational language, Redis etc, and you’re open to adopting new tools to get the job done.

Data chops: Comfortable with SQL, schema design, and building/maintaining data pipelines that power retrieval and evaluation.

Infrastructure & languages: Python (TypeScript/Node ; Ruby on Rails (AWS/GCP , Docker, CI/CD, and observability (logs/metrics/traces).

Experience building tool/function‑calling workflows, planning/execution loops, and protected tool integrations (e.g., Bias for action and ownership with an eye for speed, quality, and simplicity. Play a direct role in shaping the team and culture that will take Instrumentl to its next stage of growth. 175,000 - $220,000 USD + equity .

Salary decisions consider experience, location, and technical depth. 100% covered health, dental, and vision insurance for employees (50% for dependents) Generous PTO, including parental leave Company laptop and home‑office stipend Bi‑annual company retreats for in‑person collaboration

📌 Senior Software Development Engineer (m/f) (H/F)
🏢 Medium
📍 Fitzgerald

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