Senior Software Engineer, Credit
Who We Are
Finance leaders choose Billtrust to get paid faster, control costs, and maximize customer satisfaction. As the leader in B2B accounts receivable workflow and payment software, we provide the world’s leading brands with AI-powered solutions across the full AR lifecycle—from invoice presentment and payment processing to cash application and collections. With over 2,600 global customers, more than $1 trillion in invoice dollars processed, and a proprietary network of 13 million buyers, Billtrust delivers business value through deep industry expertise and a culture relentlessly focused on meaningful customer outcomes.
We’re an AI-first company, not just in what we build for our customers, but in how we work. Across every function, our teams use AI tools daily to work faster, make better decisions, and deliver higher-quality outcomes. We hire exceptional people, give them cutting-edge AI capabilities, and measure success by the impact they create. If you want to do the best work of your career at the frontier of AI and fintech, Billtrust is the place to do it.
Our Values
Customers
We relentlessly increase value for customer and do the right thing for them.
Action
We make ‘thoughtfully fast’ decisions, act quickly, cut through red tape, deliver progress not perfection, take ownership and accountability.
Team Spirit
We put the team ahead of ourselves, foster trust and respect, collaborate with passion, despise toxic politics, value our differences, and celebrate together.
Innovation
We challenge the status quo, experiment thoughtfully, and are novel and brilliant in what we create.
Excellence
We love to win, but we hate losing even more. We aspire to be the best and take pride in our work. When we fall short, we own it and come back stronger.
Senior Software Engineer, Credit
The Sr. Software Engineer designs solutions and delivers complex features for our product platforms using AI tools throughout the development lifecycle. As a senior member of a small, collaborative pod,this position is accountable for complex features end-to-end---leveraging AI assistance for specification, implementation, quality validation, deployment, and post-deployment support while ensuring rigorous quality outcomes at each stage. The Sr. Software Engineer interfaces with Technical PMs and fellow engineers to deliver scalable SaaS products with high velocity. This position drives evolution of AI-assisted development practices, mentors team members on effective AI tool usage, and shares knowledge across pods
What You'll Do
- Own end-to-end specification quality for complex features – ensure specs are comprehensive, unambiguous, and address all edge cases and non-functional requirements
- Lead AI-assisted implementation for complex features, ensuring high-quality outcomes
- Collaborate with Technical PM to translate complex product requirements into detailed technical specifications
- Use AI coding tools (Claude Code) to generate implementations from specifications
- Review AI-generated code and peer contributions for correctness, security, performance, and architectural alignment
- Validate AI-generated tests and ensure comprehensive test coverage for complex scenarios
- Design performant software with a DevOps mindset that will scale as our volumes increase
- Design and implement REST APIs following established patterns
- Mentor engineers on effective AI tool usage, spec writing
- techniques, and code review practices
- Share knowledge and experience across your pod and other teams
- Drive improvements to AI-assisted development practices including spec templates,
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