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
The Associate Software Engineer is a growth-focused role where you'll learn to design solutions and deliver features using AI tools throughout the development lifecycle. As part of a small, collaborative pod, you'll contribute to features end-to-end leveraging AI assistance for specification, implementation, quality validation, deployment, and post-deployment support with guidance and mentorship from senior engineers. You'll work closely with Technical PMs and fellow engineers to deliver scalable SaaS products while building your skills in this new paradigm of AI-
assisted development.
What You'll Do
- Collaborate with Technical PM and pod members to translate product requirements into technical specifications
- Contribute to specifications with guidance from senior engineers, learning to define acceptance criteria, edge cases, and non-functional requirements
- Use AI coding tools (Claude Code) to generate implementations from specifications
- Learn to review AI-generated code for correctness, security, and architectural alignment with support from senior team members
- Validate AI-generated tests and contribute to comprehensive test coverage
- Support and maintain services
- Contribute to continuous improvement of specifications and AI workflow
Qualifications:
- Bachelor's degree in computer science (or equivalent experience), along with a firm understanding of data structures and scalable software design
- 6+ years of relevant experience
- Proficiency in Python and the ability to write clean, maintainable code.
- Experience working with HTML, CSS, and web technologies to inspect, extract, and interact with page elements (selectors, DOM manipulation).
- Familiarity with AI-assisted development workflows, preferably using tools like Claude or similar AI platforms, to enhance productivity and automate tasks.
- Knowledge of SQL and relational databases, such as MySQL.
- Experience with version control systems, such as Git, for managing code changes.
- Strong collaboration and communication skills, able to work effectively with Technical PMs and cross-functional team members.
- Adaptable and eager to learn new tools, frameworks, and AI-assisted programming techniques.
