# Senior Full Stack Software Engineer

> Raydar · New York, United States · Full-time · Posted 2026-10-12

**Salary:** USD 150,000–350,000

**Workplace:** on_site

## Description

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

## Apply

[Apply at Raydar](https://apply.workable.com/raydar/j/8B7030D12F/apply)

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