Senior Fullstack Engineer (ReactJS, NodeJS)
SwingDev—a hippo company3 months ago
Remote, PolandSenior
Responsibilities
- Design and build end-to-end user-facing features across React, Node.js services, BFF layers, data stores, and third-party APIs.
- Own technical direction, break down ambiguous problems, and make software architecture decisions.
- Partner with Product Managers and Designers to shape requirements and scope.
- Support reliable databases and APIs for real-time automated decision-making.
- Deploy software using Kubernetes clusters, Lambda functions, and container-based technologies.
- Investigate production issues and implement timely fixes to minimize user impact.
- Apply security practices and improve protection of users’ data.
- Implement automated unit, integration, and end-to-end test suites.
- Mentor mid-level engineers, review code, and support engineers across the stack.
Requirements
- At least 5 years of hands-on commercial experience building web applications.
- Strong experience with React, Node.js, JavaScript, and TypeScript across both sides of the stack.
- Experience designing and shipping production services, including API design, microservices, and system design patterns.
- Practical knowledge of at least one relational database such as PostgreSQL, MySQL, or SQL Server.
- Experience implementing unit, integration, and end-to-end testing.
- Ability to lead software design and architecture discussions and explain technical trade-offs.
- Strong ownership, accountability, independent problem-solving, security practices, and communication skills.
- Experience mentoring engineers or leading a small team is preferred.
- Experience with data analysis, BigQuery, and real AI use cases is preferred.
- Good written and spoken English and availability for occasional evening meetings across Poland and US time zones.
Benefits
- Salary of 26 000–32000 PLN + VAT on B2B.
- Choice of employment form.
- Remote work and flexible working hours, with occasional evening meetings averaging two days per week.
- Non-service days, including 6 personal development and 4 voluntary non-service days.
- Private medical care, group life insurance, psychotherapy support, home physiotherapy, and reimbursed Multisport and meditation apps.
- Apple equipment and a monitor.
- 50% reimbursement for courses, conferences, books, and certificates.
- Free private language lessons.
- Monthly cafeteria allowance, nanny and concierge services, team events, office snacks, Friday lunch, and access to office recreation facilities.
Tech Stack
AWSDockerGoogle BigQueryGrafanaJavaScriptKubernetesMicrosoft SQL ServerMySQLNestJSNode.jsPostgreSQLPrometheusReactTypeScript
Categories
About SwingDev—a hippo company
SwingDev—a Hippo company—builds and operates software that powers Hippo’s home insurance products, from customer-facing web and mobile experiences to internal tooling and IoT-enabled monitoring. It functions as Hippo’s engineering arm rather than a client services agency. Founded in 2012 and headquartered in Oakland, California, it works closely with product and design teams to deliver long-term solutions for the U.S. home insurance market under Hippo (NYSE: HIPO).