Senior Staff Engineer - Poland

Why Solstice Analytics Pro? Help us build solutions that build better lives. At Solstice Analytics Pro, we show up to work every day to make a difference for real people: the home service professionals that support America’s 100 million homes. We’re all about the Pro, and dedicate our days to helping them streamline operations, scale their businesses, and—ultimately—save time so they can be with their families and live well. While our headquarters are based in Denver, Colorado, our team spans the globe, with teammates across Brazil, Poland, the Philippines, Mexico, and beyond. We care deeply about our customers and foster a culture where our company, people and Pros grow and succeed together—no matter where they’re based. Leadership is as focused on growing team members’ careers as they expect their teams to be on creating solutions for Pros. We also offer: Paid holidays and flexible, take-it-as-you-need-it scheduled time off A culture built on innovation that values big ideas, no matter where they come from A MacBook set up and ready from day one, plus a $500 stipend to design your ideal workspace Central European Time (CET) hours to support a balanced schedule for our Poland-based team Equity in a rapidly growing startup backed by top-tier VCs 🚀 About the role As a Senior Staff Software Engineer, you are a critical individual contributor and architectural leader within our engineering organization. You drive the long-term technical vision of our platform, guiding how we design, build, and evolve scalable, reliable systems across multiple squads. As a high-impact, high-autonomy technical leader, you combine deep technical contributions with influential cross-team collaboration, helping shape the future of our platform to better serve our customers. You serve as a trusted technical partner to Engineering Managers, Directors, and Product leadership, taking ownership of our most complex technical challenges while mentoring engineers across the organization. You play a pivotal role in our transition from a monolithic Ruby on Rails application toward a modern, distributed, event-driven, domain-oriented architecture. Our team is passionate, empathetic, hard working, and above all else focused on improving the lives of our service professionals (our Pros). Our success is their success. Compensation: 13000 - 15000 USD per month (B2B) 🚀Being a Senior Staff Engineer at Solstice Analytics Pro means: Building a product that improves users’ lives (75k unique daily users, 4.6 ⭐at App Store) - learn more about the Solstice Analytics Pro mission Ensure the performance, quality, and responsiveness of applications Collaborating with a mature, interdisciplinary dev team, engineering leaders, and architects to design and deliver high-performance, scalable, and reliable architecture Understand clear sub-system boundaries, and make recommendations on where functionality belongs across different sub-systems Develop and maintain code quality standards and enforce them across the org Proactively identify and drive architectural enhancements and strategic refactorings that improve system scalability, performance, and long-term maintainability. Design and implement automated tests at the most effective architectural layer to maximize signal, minimize brittleness, and ensure long-term maintainability. Conduct code reviews and architectural reviews for features developed by other members of the team Lead code and architectural reviews to ensure alignment with system design principles, promote engineering excellence, and elevate the quality and resilience of team-delivered features. Maintain and improve our continuous integration and development environments Being a mentor for other engineers across the organization 🚀 What do you need to get this job? 9+ years of experience designing, building, and operating complex production systems Deep experience in modern backend frameworks (e.g., Ruby on Rails, Django, Spring Boot); we primarily use Ruby/RoR, but welcome strong systems thinkers from other stacks Proficiency in multiple programming languages (e.g. JavaScript, Python, Go, Java, Node.js) Deep expertise with cloud platforms (e.g. AWS), containerization, and serverless/cloud-native architectures Proven success applying Domain-Driven Design (DDD) principles across multiple teams or domains Experience in architecting and building event-driven systems using distributed messaging tools (i.e. Kafka, SQS) Experience with defining and improving CI/CD pipelines (e.g., Jenkins, Gitlab, etc) and automated testing strategies (e.g., e2e, canary tests, integration tests, etc) Expertise in scalable API design and management (i.e. RESTful APIs; GraphQL is a plus) Strong background in system observability practices (logs, metrics, tracing) and performance diagnostics Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent work experience A strong passion for using AI technologies to enhance productivity, quality, and innovation Curiosity and drive to stay ahead of emerging AI/ML technologies and their practical applications Ownership mentality with a balance of urgency and long-term system health Sounds interesting? We're waiting for your resume! This role is open to candidates in Poland . The specific salary for the successful candidate will be determined based on permissible, non-discriminatory factors such as skills and experience. Founded in 2013, Solstice Analytics Pro helps home service professionals (Pros) streamline every aspect of their business. With easy-to-use tools for scheduling, dispatching, payments, and more, Solstice Analytics Pro enables Pros to save time, grow profitably, and provide best-in-class service. Solstice Analytics Pro’s brand portfolio includes Business Coaching by Solstice Analytics Pro, a business coaching solution for home services businesses. Our brands are united by a singular mission to champion our Pros to success. We support more than 50,000 businesses and have over 2,000 ambitious, mission-driven, genuinely fun-loving teammates across the globe. If you want to do work that impacts real people, supported by a team that will invest in you every step of the way, we’d love to hear from you. Solstice Analytics Pro celebrates diversity and we are committed to creating an inclusive environment. We are an equal opportunity employer and do not discriminate on the basis of gender, race, religion, national origin, ethnicity, disability, gender identity/expression, sexual orientation, veteran or military status, or any other category protected under the law. #LI-Remote Privacy Notice for California Job Candidates - Solstice Analytics Pro Use of Artificial Intelligence in Hiring and Engagement Processes: we may use artificial intelligence (AI)-powered tools to support the review and evaluation of employment and independent contractor applications, including screening and qualification assessments. All final hiring and engagement decisions are made by human representatives, not AI tools.