Founding Engineer

Our client is building innovative Revolving Credit as a Service infrastructure, designed to give businesses immediate, scalable access to working capital without requiring pre-funding or bank-sponsorship reserves. Operating at the intersection of fintech, credit, and crypto, the client is looking for a senior engineering professional who can help translate ambitious goals into secure, reliable, and highly scalable production systems.

In this high-impact role, the Founding Engineer will take meaningful ownership of the technical direction and product delivery. Working hands-on across a TypeScript and JavaScript stack, the successful candidate will make foundational architecture decisions, establish engineering best practices, and ship production systems alongside the company's founders.

• Experience: At least 5 years of professional software engineering experience.
• Tech Stack: Strong, recent experience building and operating production systems with TypeScript and JavaScript.
• Domain Expertise: Meaningful hands-on experience working within both fintech and crypto environments.
• Startup Background: Proven experience in venture-backed companies (Seed to Series C), with a clear understanding of how engineering priorities shift during high-growth phases.
• Engineering Fundamentals: Strong backend or full-stack engineering fundamentals, including API design, external integrations, and data modeling.
• Ownership & Agency: A track record of owning complex technical products end-to-end, with high autonomy and comfort operating in low-process, fast-paced environments.
• Security Mindset: Sound judgment regarding security, reliability, data integrity, and compliance.

• Experience with credit, lending, payments, banking, or treasury infrastructure.
• Background in financial ledgers, reconciliation, or transaction-processing systems.
• Familiarity with stablecoins, wallets, custody, on-chain payments, or blockchain infrastructure.
• Exposure to risk, underwriting, fraud detection, identity, or compliance systems.
• Previous experience helping build an engineering function, or hiring, mentoring, and leading engineers from an early startup stage.

Competitive base salary with early-stage equity options.

Comprehensive health, dental, and vision insurance coverage.

Opportunities for rapid professional growth and technical leadership.

Collaborative workspace in New York City with flexible work arrangements.

Generous paid time off (PTO) and company holidays.

At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job-advert in an accessible format please let us know at the earliest opportunity by emailing human-resources@mlabs.city.

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