About OpendoorFounded in 2014, Opendoor's mission is to empower everyone with the freedom to move. We believe the traditional real estate process is broken and our goal is simple: build a digital, end-to-end customer experience that makes buying and selling a home simple, certain and fast. We have assembled a dedicated team with diverse backgrounds to support more than 100,000 homes bought and sold with us and the customers who have selected Opendoor as a trusted partner in handling one of their largest financial transactions. But the work is far from over as we continue to grow in new markets. Transforming the real estate industry takes tenacity and dedication. It takes problem solvers and builders. It takes a tight knit community of teammates doing the best work of their lives, pushing one another to transform a complicated process into a simple one. So where do you fit in? Whether you're passionate about real estate, people, numbers, words, code, or strategy - we have a place for you. Real estate is broken. Come help us fix it.About the TeamAt our core, we build complex large scale distributed systems that orchestrate the entire end-to-end real estate transaction lifecycle for customers. As an engineer on this team, you will work on game changing products and build the foundational cloud computing platform that reinvents the real estate industry. We are looking for a seasoned Software Engineer. The Sr. Staff Software Engineer will lead large projects, architectural design across teams. A successful candidate has technical depth and hands-on implementation experience of various practices and tools. The Sr. Staff Software Engineer is comfortable rolling up their sleeves to design and code modules for infrastructure, application, and processes. If you do your best work within small cross-functional teams, moving fast and taking ownership of your goals and are passionate about crafting outstanding applications that delight customers - we are looking for you.We empower our team to make courageous decisions to serve our customers. You'll be a builder who maintains high standards and embraces big ideas.Here’s what you’ll be up to: Influence planning strategy by bringing business and industry insights to technical decisions Deliver architectures that is exemplary: efficiency, stability, extensibility, and the ability to evolve Create software that is robust in the presence of failures; it's scalable, and cost-effective Lead with exemplary coding practices: code organization, clarity, simplicity, error handling, and documentation Break down complex challenges into straightforward solutions Develop code for significant, critical, or demanding software Align teams toward coherent architectural strategies Stay ahead of industry trends, sharing new technical insights and best practices with peers We’re looking for someone who has: 9+ years of commercial experience as a Software Development Engineer 9+ years of programming experience with at least one modern programing languages (Go, Python, Ruby, Python, C/C++) 4+ years of experience contributing to architecture and design of new and concurrent, low latency systems (including Kafka and ML pipelines) Experience with Databases (PostgreSQL, MySql), DataStores (ElasticSearch, Redis) A strong background in app performance, monitoring, and optimization Experience with tooling and building pipelines on modern CI platforms Experience working with public cloud providers ( AWS / GCP) Solid Computer Science fundamentals, including object-oriented design, data structures, and algorithm design A self-starter mentality with an operational focus - a natural problem-solver Here’s the Deal: Work in the city center in a fun, non-corporate environment Competitive compensation package that includes - a monthly base salary from 34k PLN to 42k PLN, plus RSUs and annual bonus Choose the contract type that suits you best (employment or B2B) Enjoy 26 days of paid holiday on a B2B contract Private medical healthcare MultiKafeteria perks for sports, movies, and shopping vouchers