Senior Software Engineer PHP
Billtrust
Senior Software Engineer PHP
Billtrust
Cloud-based AR automation for B2B billing
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, PHP
The Senior Software Engineer designs solutions and delivers features for our web applications using AI tools throughout the development lifecycle. As part of a small, collaborative cohart this position is accountable for features end-to-end leveraging AI assistance for specification, implementation, quality validation, deployment, and post-deployment support while ensuring quality outcomes at each stage. This role works primarily on web applications and services built on PHP, that integrate with other .net components also owned by the same team. The Senior Software Engineer interfaces with PO’s and fellow engineers to deliver scalable, performant web applications and services of high velocity. This position also helps evolve our AI-assisted development practices and mentors other Engineers on effective AI tool usage.
Summary: 1. What it does: Billtrust provides cloud-based accounts receivable (AR) automation, offering a suite of software for billing, invoicing, payment processing, and automated cash application to help B2B customers manage their cash flow. 2. How it works: The platform includes configurable web store storefronts for eCommerce, secure payment processing, and automated cash application within a subscription-based software service, enabling automated billing cycles, faster payments, and reconciliation of payments to invoices. 3. How it differs from competitors: It offers end-to-end AR workflow in the cloud with highly configurable eCommerce and payment capabilities tailored to multiple industries, focusing on streamlining the entire AR process from invoicing to cash posting for B2B customers. 4. Goal: To help businesses improve cash flow, reduce operating costs, and increase customer satisfaction by making AR processes more efficient and automated.
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