Full Stack Software Engineer

Compensation: 170k – 250k + meaningful equity

Company Overview

Onyx Odds is a fast-growing prediction platform transforming how people interact with sports, crypto, and real-world events. Founded by a Harvard graduate with experience at Jane Street and backed by a team with backgrounds in sports gaming, technology, finance, consulting, and consumer products, Onyx is building the future by making markets more accessible, intuitive, and engaging.

Based in the NoHo area of Manhattan, Onyx has seen significant growth in user activity and community engagement, driving continued expansion across its product, engineering, operations, and go-to-market teams.

Job Description

We’re looking to add a key engineering hire to our very lean team. We are looking for someone who’s excited to work directly with the founding team to build, own, and scale the core product. As a Software Engineer, you’ll have end-to-end responsibility across the stack, significant product input, and the opportunity to shape both the technical architecture and company from day one.

• Own projects from inception to production, including architecture decisions, implementation, and observability

• Collaborate directly with founders on product direction, roadmap, and prioritization

Background

• Computer Science degree from a top university

• Strong full-stack skills: TypeScript, React, SQL

• Experience with mobile development (React Native)

• 3–6+ years of experience as a software engineer

• A background developing low-latency systems or performance sensitive applications is a plus

• Thrive in startup environments — you’re entrepreneurial, resourceful, and get energy from building things that users love

• A background or interest in sports is a plus

• Visa Sponsorship: We are unable to offer employment visa sponsorship for this position

Location

We are based in FiDi in New York City. The team member can work in-person or hybrid.

Please note: We do not offer employment visa sponsorship for this position.

Onyx Odds is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all team members.