Senior Backend Software Engineer

Аналитика рынка

Стек

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Описание

Salary: [phone] PLN/dzień net+vat B2B Work model: Remote Why choose this offer? You can expect a flexible work organization The international work environment will give you the opportunity to interact with the English language on a daily basis The Jit community will bring you a nice time during regular integration meetings Project Join a mature, self-organised agile team responsible for customer-facing tracking products. The project focuses on consolidating tracking channels into a single customer entry point, introducing new customer notifications and scaling event-driven APIs. Responsibilities Design, develop and optimise serverless and event-driven backend services on AWS. Improve AWS architecture in terms of cost, performance, scalability and resilience. Optimise event stream processing, including throughput, latency, message ordering, retries and error handling. Improve PostgreSQL performance through query optimisation, indexing, partitioning and data modelling. Implement observability solutions, including metrics, distributed tracing, alerting and SLOs. Ensure code quality through unit and integration testing, as well as load and performance testing. Contribute to architectural discussions and evaluate technical trade-offs. Expected competences and knowledge 5+ years of back-end development experience with Python or Scala. 5+ years of hands-on AWS experience in production. Experience with AWS services: API Gateway, Step Functions, ECS/Fargate, SQS, SNS, EventBridge,

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