Senior Backend Engineer

Hiire is helping an ambitious early-stage fintech build a real-time compliance platform, and we’re looking for a Senior Backend Engineer to join the team in Porto. The platform helps financial institutions and fintechs verify businesses, identify risks and automate complex compliance processes using real-time data and agentic AI. You’ll join an experienced international team with a strong track record of building and scaling products at leading technology and fintech companies. What you’ll be working on You’ll design and build customer-facing REST APIs that are intuitive, reliable and easy for developers to integrate with. You’ll also own the systems responsible for collecting, processing and structuring the data that powers the platform. Your work will include building resilient data ingestion pipelines, developing scalable web scraping and parsing components and solving distributed systems challenges involving asynchronous processing, queues, retries, idempotency and eventual consistency. You’ll ship frequently, monitor how your solutions perform in production and iterate based on customer feedback. As an early member of the team, you’ll also have a genuine influence on architecture, engineering standards and culture. What we’re looking for At least six years of backend engineering experience, with a track record of owning production systems end-to-endThree or more years of experience with Python, or strong experience with a similar language and the willingness to work primarily with PythonStrong experience designing clean, versioned and developer-friendly REST APIsSolid understanding of distributed systems and asynchronous architecturesStrong relational database skills with PostgreSQL or MySQL, including data modelling, indexing, query optimisation and schema evolutionExperience working with AWS, GCP or Azure and shipping software through CI/CD pipelinesA product engineering mindset and the ability to translate real customer problems into practical solutionsStrong communication skills and comfort working in a collaborative, fast-moving environment It would be great if you also haveExperience building and operating web scrapers at scaleExperience in fintech, KYC/AML, fraud, compliance or another regulated and security-sensitive environmentExperience with high-throughput data pipelines or stream-processing technologies such as Kafka, Pub/Sub, Dataflow or FlinkExperience with Rust, Go or C++ for performance-critical componentsWhat you can expect A competitive salary and equity package (up to 75.000€ per year)A permanent position with meaningful ownership and real-world impactDirect collaboration with the founders and an experienced international teamA flat structure where ideas and technical judgment are valuedThe opportunity to shape the product, architecture and engineering culture from an early stagePrivate health insuranceA hybrid working model with two days per week in the Porto office