Fuku
Senior/Staff Engineer
Location: San Francisco, CA or New York, NY
Compensation: $200,000 – $280,000 + 0.4% – 0.8% Equity
Type: Full-Time
Visa Sponsorship: H-1B, O-1, OPT
Priority: High (Hiring Multiple)
About the Company Client is building global payments infrastructure for the future of work, currently moving $1.5B/year to over 1M payees. The company focuses on high-scale, high-throughput backend systems to enable seamless payments and gig worker payouts.
Company culture emphasizes
High autonomy and ownership
Iterative, high-velocity product development
Collaboration with highly skilled engineers
Building systems that handle large amounts of financial data reliably
About the Role – Senior/Staff Engineer As a Senior/Staff Engineer, you will design, build, and scale production-ready backend systems that process high volumes of data for global payments. You’ll contribute across the stack, collaborate with product and engineering leadership, and take ownership of major technical decisions.
This role is ideal for engineers who:
Thrive in high-ambiguity, high-impact environments
Enjoy building end-to-end systems with measurable outcomes
Want to work on FinTech infrastructure at scale
Are comfortable iterating quickly and shipping scrappy but robust systems
Tech Stack
Frontend: React
Backend: Python
Infrastructure: AWS, ECS
Tools: GitHub, Linear, Slack, Notion
Responsibilities
Design and build scalable backend systems for high-throughput payments
Launch and iterate on applications or large-scale software projects
Collaborate with product and engineering teams to deliver impact
Work with large datasets and distributed systems
Optionally participate in recruiting: sourcing, interviewing, and hiring engineers
Requirements
7+ years experience designing and shipping production-grade systems
Strong backend experience (Python preferred)
Comfortable building systems for high-throughput data processing
Track record of launching and iterating software projects
Able to move fast and work autonomously
Recruiting experience is a plus
Green Flags (Strong Matches)
Experience in FinTech or finance
Background in traditional finance companies (e.g., Bloomberg, JP Morgan)
Startup experience (Seed/Series A, 3–4 years)
Previous experience at high-growth companies like Stripe, Ramp, or Brex
Infrastructure experience with AWS, K8s
Worked with Python and React at scale
Red Flags (Avoid)
Only worked at creative agencies or unrelated industries
No startup experience
Ideal Companies
Stripe
Ramp
Brex
Plaid
Robinhood
Interview Process
Phone Screen – Initial discussion of fit and experience
Virtual Technical Screen – Pair programming, backend-heavy build from scratch
Virtual Systems Design – Collaborative problem-solving session
On-site – If take-home/virtual rounds are successful
Offer Extended
Hired
Benefits & Perks
Private medical insurance (including dental and vision)
Unlimited vacation policy
Regular team off-sites
401(k) plan
Biggest Note - Candidates who are senior and have experience in top fintech companies are almost certain to be shortlisted.
#J-18808-Ljbffr
About the Company Client is building global payments infrastructure for the future of work, currently moving $1.5B/year to over 1M payees. The company focuses on high-scale, high-throughput backend systems to enable seamless payments and gig worker payouts.
Company culture emphasizes
High autonomy and ownership
Iterative, high-velocity product development
Collaboration with highly skilled engineers
Building systems that handle large amounts of financial data reliably
About the Role – Senior/Staff Engineer As a Senior/Staff Engineer, you will design, build, and scale production-ready backend systems that process high volumes of data for global payments. You’ll contribute across the stack, collaborate with product and engineering leadership, and take ownership of major technical decisions.
This role is ideal for engineers who:
Thrive in high-ambiguity, high-impact environments
Enjoy building end-to-end systems with measurable outcomes
Want to work on FinTech infrastructure at scale
Are comfortable iterating quickly and shipping scrappy but robust systems
Tech Stack
Frontend: React
Backend: Python
Infrastructure: AWS, ECS
Tools: GitHub, Linear, Slack, Notion
Responsibilities
Design and build scalable backend systems for high-throughput payments
Launch and iterate on applications or large-scale software projects
Collaborate with product and engineering teams to deliver impact
Work with large datasets and distributed systems
Optionally participate in recruiting: sourcing, interviewing, and hiring engineers
Requirements
7+ years experience designing and shipping production-grade systems
Strong backend experience (Python preferred)
Comfortable building systems for high-throughput data processing
Track record of launching and iterating software projects
Able to move fast and work autonomously
Recruiting experience is a plus
Green Flags (Strong Matches)
Experience in FinTech or finance
Background in traditional finance companies (e.g., Bloomberg, JP Morgan)
Startup experience (Seed/Series A, 3–4 years)
Previous experience at high-growth companies like Stripe, Ramp, or Brex
Infrastructure experience with AWS, K8s
Worked with Python and React at scale
Red Flags (Avoid)
Only worked at creative agencies or unrelated industries
No startup experience
Ideal Companies
Stripe
Ramp
Brex
Plaid
Robinhood
Interview Process
Phone Screen – Initial discussion of fit and experience
Virtual Technical Screen – Pair programming, backend-heavy build from scratch
Virtual Systems Design – Collaborative problem-solving session
On-site – If take-home/virtual rounds are successful
Offer Extended
Hired
Benefits & Perks
Private medical insurance (including dental and vision)
Unlimited vacation policy
Regular team off-sites
401(k) plan
Biggest Note - Candidates who are senior and have experience in top fintech companies are almost certain to be shortlisted.
#J-18808-Ljbffr