Software Engineer - Lightspark

Lightspark is building the open payment protocol for the Internet making money move like data: instantly, globally, and without friction. With enterprise tools like Grid, Node, and Spark, businesses can send and receive money instantly, securely, and at a fraction of the cost, anytime, anywhere. Lightspark is headquartered in Los Angeles, California, but serves the world. We're hiring new grads to help build the next generation of open payments infrastructure.

### WHAT YOU’LL BE DOING: - **Architecting the Future of Payments:** Design and ship production services and APIs powering global payments, including some of our flagship products that move serious volume. - **AI-Augmented Engineering:** You will heavily use claude code, codex, and in-house agentic coding tools to multiply your impact, automate common workflows, answer your own questions, and more. We're not stingy with tokens, and we expect you to get real leverage from these tools, not just autocomplete. - **Polyglot Fullstack Execution:** You’ll be shipping high-quality code across Python and TypeScript with the curiosity to chip in with other languages like Go and Rust. - **High-Bandwidth Collaboration:** Working in-office from our Culver City headquarters, you will collaborate daily with senior engineers to solve complex distributed systems challenges in real-time. - **Fueling High-Velocity Growth:** Build at the intersection of AI, fintech, and Bitcoin infrastructure (and eat well, lunch is on us)

### WHAT WE’RE LOOKING FOR: - **High-Impact Collaborative Ownership:** We are an in-office company located in Culver City, designed for those who thrive on daily, high-bandwidth collaboration. We need engineers with an appetite for ownership and a high bar for your own output. - **AI-Native Rapid Prototyping:** You hardly ever manually write code these days. you leverage agentic tools (ex: Claude, Cursor) to multiply your output. - **Mission-Driven Technical Curiosity:** You have a deep-seated interest in fintech, crypto, or related technologies. - **Adaptive Technical Agility:** You are a flexible builder with hands-on programming experience via personal projects, hackathons, or coursework.

Lightspark is a Bitcoin-focused fintech company building software and APIs to enable instant, low-cost global payments using Bitcoin's Lightning Network and its own Layer 2 solution called Spark. It allows sending and receiving fiat, stablecoins, or bitcoin in real-time via simple developer tools. Founded by David Marcus in 2022, it raised $175 million to promote mainstream Bitcoin adoption for money transfers.