Senior Full Stack Software Engineer

Posted 2 Days Ago
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New York, NY, USA
In-Office
150K-350K Annually
Senior level
Professional Services • Consulting
The Role
Own the design and delivery of customer-facing software across front-end and API layers. Set product direction, architect integrated applications, gather user feedback, iterate rapidly, and address infrastructure needs. Mentor teammates and establish engineering practices during company growth. The role requires strong software engineering experience, full-stack expertise, product judgment, adaptability, and willingness to work onsite five days per week.
Summary Generated by Built In

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

Skills Required

  • Professional software engineering experience at a fast-paced startup or quantitative trading firm
  • High ownership of engineering projects
  • Expertise in at least one full-stack programming language
  • Product mindset and good design sense
  • Ability to adapt quickly and choose the best tool for the job
  • Ability to establish technical and cultural foundations during rapid growth
  • Commitment to mentoring others and openness to being mentored
  • Strong track record of tenure, with at least two years at each company and clear career progression
  • Intensity and enthusiasm for working on complex problems
  • Willingness to work onsite in the office five days per week
  • Product management skills, including direct client and user feedback experience
  • Experience with AI and LLM-integrated products
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The Company
28 Employees
Year Founded: 2021

What We Do

Raydar is a talent acquisition and business consulting firm that connects world-class and emerging talent with growing organizations. It supports companies through team development, strategic hiring, and customized growth solutions, helping clients recruit roles such as engineers, product managers, executives, legal counsel, and quantitative traders. Raydar focuses on understanding each organization’s needs, culture, and long-term goals to build high-impact teams.

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