Kikoff
Kikoff

31 Kikoff Senior Engineer Jobs Hiring Near You

... senior leadership on the decisions that shape what Kikoff feels like to use. This is not a hands ... Be a strategic partner to Engineering, Product, and Marketing as a peer - not a downstream resource

Senior Product Manager

San Francisco, CA · On-site

$149K - $196K/yr

Drive strategic insights that shape roadmaps for engineering, design and marketing using data and ... Kikoff: A FinTech Unicorn Powering Financial Progress with AI At Kikoff, our mission is to provide ...

... senior leadership on the decisions that shape what Kikoff feels like to use. This is not a hands ... Be a strategic partner to Engineering, Product, and Marketing as a peer - not a downstream resource

Kikoff: The Fintech Powering Financial Security at Scale Kikoff is a profitable, pre-IPO fintech ... You're not waiting for engineering to validate whether an idea is buildable - you test it yourself ...

Senior Machine Learning Engineer

San Francisco, CA · On-site

$123K - $169K/yr

We are seeking a Senior Machine Learning Engineer to join our team. This role will focus on developing and maintaining machine learning infrastructure and operations, particularly for our cash ...

Senior Frontend Engineer

San Francisco, CA

$144K - $198K/yr

The Role: We're looking for a Senior Frontend Engineer to help shape the future of our flagship credit building product - the engine behind our mission to help millions of Americans build and ...

Own design end-to-end for your product area - from problem framing and early exploration through pixel-perfect delivery - in close partnership with Product, Engineering, Data, and Marketing. That ...

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Infographic showing various Senior Engineer job openings at Kikoff in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 82% Physical, and 18% Hybrid job distribution.

Senior Backend Engineer - Grant Underwriting and Payment

Kikoff

San Francisco, CA • On-site

Full-time

Re-posted 24 days ago


Job description

Kikoff: The Fintech Powering Financial Security at Scale
Kikoff is a profitable, pre-IPO fintech company on a mission to empower everyone to achieve financial security. With record revenue growth in 2025 and a unicorn valuation, we've built a suite of products that help millions of people build credit, access liquidity, and save money.
We're scaling fast. Join us if you want to build something meaningful and help millions of people move forward financially.
Why Kikoff:
This is a consumer fintech startup, and you will be working with serial entrepreneurs who have built strong consumer brands and innovative products. We value extreme ownership, clear communication, a strong sense of craftsmanship, and the desire to create lasting work and work relationships. Yes, you can build an exciting business AND have real-life real-customer impact.
About Grant
Grant is revolutionizing financial access through our intelligent cash advance product. We're solving real customer pain points by providing fast, fair access to earned wages when life happens, without the predatory fees common in the industry. Our business model is profitable while maintaining customer-first values, and we're experiencing rapid user growth as we scale our impact.
Recent Team Accomplishments
Our engineering team is pushing the boundaries of what's possible in fintech infrastructure:
  • Advanced Underwriting Engine: Developed sophisticated underwriting ML models that leverage unstructured transaction data to make instant, accurate lending decisions at scale
  • Smart Collection System: Built ML-powered collection strategies using mathematical models and algorithms
  • Real-Time Payments (RTP) Integration: integrated and deployed RTP rail support alongside our existing ACH infrastructure, enabling instant fund disbursement and same-day collections - a critical differentiator in our market

The Role
We're looking for a Senior Backend Engineer to join our Grant Core team and help us scale. You'll be working on the critical systems that power our underwriting decisions, payment processing, and collection strategies.
Key Focus Areas:
  • Payment Infrastructure: Own and scale our multi-rail payment systems (ACH, RTP, card networks) to handle transaction volume while maintaining 99.99% reliability
  • Distributed Systems: Design and build scalable backend services that can handle millions of transactions with low latency and high throughput
  • Background Processing: Optimize our Sidekiq job infrastructure to efficiently process complex workflows for underwriting, collections, and payment distribution
  • System Architecture: Lead architectural decisions for our core financial systems, balancing speed, reliability, and cost as we scale
  • Data Pipeline Engineering: Build robust data pipelines that power our ML models and real-time decision engines
  • You'll work closely with our product and data science teams to ship features that directly impact our customers' financial wellbeing while maintaining the highest standards of reliability and security.

Required Experience:
  • 5+ years of experience with modern backend frameworks and a track record of building and scaling production systems
  • Strong systems design skills - you've architected and shipped distributed systems that handle high throughput and maintain data consistency
  • Production experience with background job processing systems (Sidekiq, Resque, or similar)
  • Solid understanding of database optimization, caching strategies, and performance tuning

Ideal Candidate Also Has:
  • Experience with payment systems, financial infrastructure, or regulated environments (ACH, card processing, real-time payments)
  • Track record of making infrastructure decisions that balance technical excellence with business pragmatism
  • Experience working with ML/data science teams to productionize models and algorithms
  • Background in fintech, payments, or lending infrastructure
  • Strong system observability mindset (metrics, logging, tracing, monitoring)
  • Technical Leadership: Ability to own complex technical initiatives end-to-end, from design through implementation and rollout
  • Mentorship: Help level up the team through code reviews, design docs, and technical guidance
  • Impact Focus: Balance technical perfection with pragmatic delivery - you know when to build for scale vs. ship fast
  • Cross-functional Collaboration: Partner effectively with product, data science, and operations to deliver customer value
  • Operational Excellence: Take ownership of the reliability and performance of the systems you build

What Makes This Role Exciting:
  • Work on real-time payment systems at the cutting edge of fintech infrastructure
  • Your work directly improves the financial lives of real customers
  • Greenfield opportunities to architect new systems alongside legacy modernization challenges
  • Small, high-impact team where your contributions are immediately visible
  • Solve interesting technical problems at the intersection of payments, ML, and distributed systems

Base Range
$244,000-$292,000 USD
Equal Employment Opportunity Statement
Kikoff Inc. is an equal opportunity employer. We are committed to complying with all federal, state, and local laws providing equal employment opportunities and considers qualified applicants without regard to race, color, religion, creed, gender, national origin, age, disability, veteran status, marital status, pregnancy, sex, gender expression or identity, sexual orientation, citizenship, or any other legally protected class.
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