Senior Software Engineer

WireScreen is a fast-growing Series A startup bringing clarity to one of the world’s most complex business landscapes. We’re building the go-to intelligence platform for navigating global supply chains and China-related risk—revealing the networks, relationships, and financial ties behind companies so our customers can see connections, remove obstacles, and make confident decisions. Backed by Sequoia Capital and Harpoon Ventures, our team includes a two-time Pulitzer Prize–winning journalist and senior engineers from Google, Twitter, and Oracle. We launched just three years ago and already have strong traction with top-tier government customers—and we’re just getting started. If you’re excited to make global systems more transparent and secure, now’s the perfect time to join us. Check out this blog https://wirescreen.ai/from-the-ceo/the-essential-database-of-chinese-companies from our CEO on how WireScreen traced DeepSeek’s origins back to 2023—well before it went mainstream in 2025. ABOUT THE ROLE: As a Senior Software Engineer, you’ll work collaboratively to design and build our next-generation platform and product features. You'll face diverse and interesting problems, from modeling graph relationships between tens of millions of entities to augmenting datasets via new data pipeline stages to delivering data to our web UI, API, and other products. Responsibilities also include scaling our systems to handle massive data growth, optimizing software performance, and ultimately delivering product features that could 10x our revenue. Reporting directly to the Head of Engineering, you’ll have an excellent opportunity to grow quickly in your career as you develop a breadth of skills alongside a highly motivated, capable team. WHAT YOU'LL DO: - Build scalable, reliable, and maintainable systems able to handle more data, more queries, and more insights - Design and build platform APIs upon which multiple product features depend - Work alongside a product manager, UX designer, and other engineers to deliver valuable new product features and datasets - Advocate for and prototype new technology solutions that solve real problems - Continuously and incrementally improve our engineering processes, culture, documentation, tools, and systems YOU SHOULD APPLY IF YOU HAVE… - 5+ years of experience as a software engineer - Significant experience (3+ years) working on the backend and have delivered at least one application or service from design to production - Strong proficiency in Python - Experience at least one prior startup - Strong communication skills with both technical and non-technical teammates - BS in Computer Science, a related technical field, or equivalent practical experience BONUS POINTS IF YOU HAVE... - Experience with large-scale data processing engines like PySpark/Apache Spark/MapReduce/Databricks/Snowflake - Experience with any of the following technologies: asyncio, gRPC, Django, FastAPI, Terraform, Parquet file format - Experience working with datasets of 10s of millions of entities, especially as a knowledge graph or similar format - Experience building and scaling data pipelines - Experience collaborating with stakeholders on data-related problems alongside data analysts, data engineers, and data scientists. WHAT YOU'LL LOVE ABOUT WIRESCREEN At WireScreen, you'll do high-impact work that helps shape the global economy and power competition. We’re a mission-driven team with a growth mindset—curious, collaborative, and unafraid to take on bold challenges. You’ll be empowered to act, heard when you speak, and supported as you grow. With strong market momentum and ambitious goals, this is an exciting time to join us and help build something that truly matters. BENEFITS & PERKS At WireScreen, we care deeply about our team and are committed to supporting your well-being—both in and out of the workplace. Here’s how we take care of our employees: - Competitive compensation including salary, equity, and rapid growth potential