Senior Backend Developer (Node.js/TypeScript)
New
J
JitEnergy technology
100% remote or hybrid in Warsaw/ GdańskContractSenior
Salary22,000 - 25,600 PLN per month
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Job Details
- Languages
- Good working knowledge of English (min. B2)
- Experience
- Senior-level backend development experience.
- Required Skills
- Backend DevelopmentNode.jsTypeScriptClickhouse
Requirements
- Bring senior-level backend development experience.
- Work independently in a large existing codebase.
- Have strong knowledge of Node.js and TypeScript, or willingness to work with this stack.
- Have experience with time-series databases such as InfluxDB, TimescaleDB, or ClickHouse.
- Have good working knowledge of English (minimum B2).
- Data integration experience with third-party APIs or file-based imports is an advantage.
- Experience in IoT or the energy sector is an advantage.
Responsibilities
- Build a backend integration to bring meter data from external systems into Leanheat Monitor.
- Work on time-series database migration if the integration work is blocked.
- Develop data validation architecture.
- Work independently within a large existing codebase.
- Collaborate with the team and make use of their support when needed.
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