Senior Full Stack Software Engineer

About the company

Our client is a fast-growing software company.

The role

Raydar is recruiting for this role on behalf of our client. Own the design and delivery of customer-facing software, working across front-end and API layers with a strong product mindset. Shape how products are built, form clear opinions on solving user needs, and help establish technical and cultural foundations as the team scales.

What you'll do

- Set direction for the products the company builds and carry them from idea to delivery.

- Architect front-end applications and APIs so they work smoothly together.

- Form well-reasoned opinions on the best ways to meet customer needs.

- Collaborate with users and teammates to gather feedback and iterate quickly.

- Take on varied problems as priorities shift, moving between product work and core infrastructure as goals change.

- Mentor teammates and help set engineering practices as the organization grows.

Requirements

What we're looking for

- Professional software engineering experience at a fast-paced startup or a quantitative trading firm, with high ownership of projects.

- Expertise in at least one full stack language, paired with a product mindset and good design sense.

- Ability to adapt quickly and choose the best tool for the job.

- Readiness to lay technical and cultural groundwork during rapid growth.

- Commitment to mentoring others and openness to being mentored.

- Strong track record of tenure, with 2+ years at each company and clear career progression.

- Intensity and enthusiasm for working on complex problems.

- Enthusiasm for working in the office alongside colleagues five days a week.

Bonus points

- Product management skills, including working directly with clients and users to gather feedback.

- Experience with AI and LLM-integrated products.

Benefits

Compensation and benefits

- Base salary: USD 150,000 to 350,000 per year

- Equity

- Flexible time off and paid holidays

- Medical, dental and vision coverage

- Life insurance

- Retirement plan

- Parental leave

- Commuter benefits

- Mental health and wellness support

Location and work model

- New York, NY, United States

- On-site, 5 days per week in office

- Full-time