Senior Fullstack Software Engineer

at Trayd — A construction payroll platform designed for same-day pay.

New York, NY, USFull-time6+ years$185K - $220KYC-S23

What the role involves

Senior software engineer (full stack)

New York, NY (in-person, Soho)

$185,000 to $220,000 + meaningful equity

Trayd, in one sentence

Trayd is building the operating system for commercial construction: payroll, compliance, and back office workflows that actually work in the real world.

Construction is one of the biggest industries in North America, and it still runs on a messy mix of spreadsheets, legacy payroll providers, and manual processes that break the moment things get even slightly complex. The people doing the work are the hardest working people in the country, and the companies running crews are forced to spend hours every week fighting systems that were never built for them.

We’re changing that.

Trayd started with a simple promise: construction workers should be able to access the money they already earned faster, and subcontractors should be able to run payroll without chaos. Today, we’re building deeper infrastructure across payroll, union rules, job costing, and accounting workflows so our customers can run their businesses with confidence. We’re in the next phase of growth, with accelerating customer demand and a platform that runs real payroll every week, and we’re scaling engineering to match it.

Trayd is based in New York and backed by Y Combinator.

The role

We’re hiring a senior software engineer to help build the core systems that power Trayd.

This is not a “take tickets and stay in your lane” job. Engineers at Trayd own product areas end-to-end. You’ll design, build, ship, and maintain real systems that move real money, under real compliance constraints, for customers who depend on us every week.

Payroll is one of the only product categories where 99% accuracy is an F. The systems have to be built for correctness, traceability, and edge cases from day one.

You’ll work on a small, high-output team where decisions are made quickly, quality matters, and your work will show up in production constantly.

What you’ll do

Own major projects end-to-end: scoping, technical design, implementation, testing, and release

Build full-stack features across the frontend, backend, and data layers in a production SaaS environment

Design and evolve systems for payroll, deductions, benefits, compliance, and accounting workflows where correctness matters

Model and migrate relational data in Postgres for complex real-world financial workflows

Make strong architectural tradeoffs in ambiguous, fast-moving product environments

Debug production issues, improve reliability, and drive problems through to resolution

Collaborate closely with product and operations to translate business requirements into scalable technical solutions

Work directly with customers and internal stakeholders to understand how construction companies actually operate

Contribute as a senior engineer through code reviews, design discussions, and raising the quality bar across the team

Example problems you might work on

Building workflows that handle union pay rules, deductions, and benefits correctly across job types and locations

Designing systems that make payroll auditable and explainable, not just “it worked somehow”

Making accounting exports and job-costing data reliable enough that controllers trust them

Improving performance and correctness in a system that processes large amounts of payroll data under deadlines

Creating tooling and guardrails that prevent edge cases from becoming customer emergencies

Why Trayd

This is real infrastructure. Payroll and compliance are high-stakes. The work is technical, regulated, and unforgiving in the best way

You will have real ownership. You won’t be one engineer on a giant team shipping tiny changes. You will own systems that matter

We’re winning in a hard market. Strong customer demand, real usage, and a product that customers rely on weekly

The domain is deep. Construction is full of complexity that most software ignores. We build for the real workflows

In-person team, high velocity. We work together in Soho five da

What they ask for

Node.jsReactReact NativeTypeScript

About Trayd

Trayd is a B2B construction payroll platform and back office management system designed for same-day pay. We allow the 7M construction workers in the US to get access to their earned wages 7-10 days sooner than legacy payroll providers. With a unique spin on traditional payroll, Trayd is on a mission to create back office efficiencies for commercial subcontractors while simultaneously addressing the significant labor shortage affecting the $2.1TR North American construction industry. Trayd is bigger than construction payroll. It's the promise that the hardest working people get access to their money, as and when they need it, creating greater financial wellness across the board. Not only that, we are pioneering digital cash access for a demographic traditionally overlooked while simultaneously modernizing operations in an industry that has been slow to adapt. The challenges and opportunities with Trayd are abundant, promising an engaging journey ahead.

Full Trayd profile

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