Senior Software Developer/ Team Lead

Behind the scenes, our tech team builds the tools that keep it all running smoothly: from listing automation and 24/7 guest comms to smart pricing engines and integrations with third-party platforms. We’re scaling fast and need strong technical leadership to push our platform to the next level.

We’re looking for a Senior Software Developer / Team Lead to guide our tech team, shape our technical strategy, and keep our platform reliable, secure, and scalable. You’ll work across the stack, mentor developers, and collaborate with product and business teams to deliver real impact. 

Key responsibilities:

• Lead development of scalable web apps using Python 3, React, React Native, Flask, and SQLAlchemy
• Design, implement, and optimise RESTful APIs to power platform functionality
• Set coding standards through CI, peer reviews, and automated testing
• Mentor junior developers, building a culture of learning and technical excellence
• Optimise and maintain databases (PostgreSQL, Redis)
• Collaborate with cross-functional teams (Product, Ops, Growth, CS) to shape new features
• Champion automation to improve scalability and efficiency
• Refine deployment pipelines to ensure smooth, stable releases
• Stay ahead of tech trends and apply them to improve Houst’s platform

Tools and Systems:

• Languages & Frameworks: Python 3, React, React Native, Flask, SQLAlchemy
• Databases: PostgreSQL, Redis
• Cloud: AWS
• Workflow & DevOps: GitHub, Docker, Jenkins, GitHub Actions, Jira, Slack, Notion, Next Matter
• Other: Elastic Stack (ELK), G-Suite

KPIs:

• Code Quality: clean, maintainable code, low bug counts
• Delivery: features delivered on time, sprint commitments met
• API Performance: fast response times, high uptime
• Team Development: positive feedback from mentees, growing skill sets
• Deployment Stability: smooth rollouts, minimal rollbacks

Requirements

• 7–8 years of software development experience
• Strong background in RESTful API design and implementation
• Expertise in database management (PostgreSQL, Redis)
• Experience with CI/CD pipelines (Jenkins, GitHub Actions, Docker)
• Good grasp of agile methodologies (Scrum, Kanban)
• Strong problem-solving skills and workflow optimisation mindset
• Experience designing scalable systems and improving UX
• Leadership skills with proven ability to mentor and guide a dev team

Benefits

• Hybrid working, our office is based in Krakow
• Chance to shape the technical strategy of a fast-growing proptech
• A collaborative, international team who value quality, speed, and innovation