Senior Fullstack Software Engineer

PropertyPilot

$120K — $150K *
Real Estate & Construction
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of software engineering experience with production software
  • Proficient in Next.js, React, TypeScript, and a backend stack like .NET or Python
  • Hands-on experience with autonomous AI systems and their orchestration
  • Solid understanding of prompt engineering for AI
  • Experience with PostgreSQL or similar databases at scale
  • Knowledge of CI/CD pipelines and AWS infrastructure
  • Experience in early-stage or high-growth environments

Responsibilities

  • Design, build, and ship fullstack features from concept through production
  • Build and maintain agentic AI systems for autonomous workflows
  • Own reliability, performance, and security of deployed systems
  • Review code rigorously for design and complexity issues
  • Make tradeoff decisions regarding cost, scope, and quality
  • Communicate risks, document decisions, and share context
  • Participate in on-call rotations and address root cause fixes
  • Mentor other engineers and foster a culture of accountability

Benefits

  • Opportunity to shape product and engineering culture
  • Work on a real problem in a massive market
  • Competitive compensation and benefits
Full Job Description
The Role

We're looking for a Senior Fullstack Software Engineer who builds with ownership, ships with discipline, and operates with integrity. You'll be a core contributor on a small, high-output team building an AI-powered platform that processes massive national datasets and delivers real-time insights to real estate professionals.

You will own features end-to-end-from UI to API to production-and be accountable for what you ship. You'll make consequential technical decisions daily, including how and when to leverage agentic AI to solve real problems. At an early-stage company, there is no hiding behind process or titles. The work is visible, the stakes are real, and the pace is relentless.

Tech Stack
  • Frontend: js (React, TypeScript)
  • Backend: .NET, Python, or equivalent
  • Database: PostgreSQL
  • Infrastructure: Cloud-native, CI/CD, observability tooling, AWS
  • AI/Agentic: LLM integration, agentic workflows, tool-use patterns

What You'll Do
  • Design, build, and ship fullstack features from concept through production.
  • Build and maintain agentic AI systems-autonomous workflows, tool-calling agents, multi-step reasoning pipelines, and human-in-the-loop patterns.
  • Own the reliability, performance, and security of what you deploy.
  • Review code with rigor-challenge weak design, unclear logic, and unnecessary complexity.
  • Make sound tradeoff decisions across cost, scope, quality, and timeline.
  • Communicate clearly-surface risks early, document decisions, share context broadly.
  • Participate in on-call rotations and respond to incidents by fixing root causes, not just symptoms.
  • Mentor other engineers as the team grows, contributing to a culture of directness, accountability, and shared ownership.

Required Skills & Experience
  • 5+ years of professional software engineering experience building production software across frontend and backend.
  • Strong proficiency in Next.js, React, and TypeScript, with at least one backend stack (.NET, Python, or similar).
  • Hands-on experience with agentic AI-you've built systems where LLMs act autonomously: tool use, multi-agent orchestration, retrieval-augmented generation, or similar patterns-not just API wrappers around chat completions.
  • Solid understanding of prompt engineering, context management, guardrails, and failure modes in AI-driven systems.
  • Experience with PostgreSQL or comparable relational databases at scale.
  • Solid understanding of CI/CD pipelines, automated testing, and cloud-native infrastructure on AWS.
  • Experience working in early-stage or high-growth environments where scope is fluid and resources are lean.

Nice to Have
  • Experience with geospatial data, map SDKs (Mapbox, Google Maps), or data-heavy web applications.
  • Familiarity with real estate data-tax records, parcel data, mortgage filings, or comparable sales.
  • Experience with vector databases, embedding pipelines, or semantic search.
  • Contributions to open-source projects or technical writing.

Who You Are
  • High autonomy, high accountability. You act without waiting for permission, but every decision you make you're prepared to stand behind.
  • Production-minded. You monitor what you ship, you care about observability, and you take ownership when things break.
  • Pragmatic about AI. You know when an agent adds real value and when a simple rule does the job better. You don't chase hype.
  • Direct and low-ego. You give and receive feedback openly. You admit when you're wrong and change course quickly. You care more about the right answer than being right.
  • Self-directed. You don't wait to be told what to do. You see problems, propose solutions, and execute. You surface risks and blockers early-no surprises.
  • Team-first. You credit others fairly, you help strong people get stronger, and you optimize for company impact and user trust over personal comfort.

Why PropertyPilot
  • Massive market, real problem. The U.S. real estate data ecosystem is fragmented and outdated. We're building the infrastructure layer to fix it.
  • Early-stage impact. Your work will directly shape the product, the architecture, and the engineering culture.
  • Strong foundation. Experienced SaaS founder, proven team, and a clear product vision-not a science experiment.
  • Competitive compensation and benefits.


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