Senior Software Engineer

New
C
CollinsonCloud-native software
Workplace type: remote; Locations: Kraków, 123, Kraków, Country code: PLContractSenior
Salary160 - 180 PLN per hour
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Job Details

Languages
En C2
Experience
5+ years of experience in software development
Required Skills
AWSGraphQLNode.jsJavascriptJestTypeScriptReactCI/CDRESTful APIsTerraform

Requirements

  • Bring 5+ years of software development experience.
  • Have a strong focus on TypeScript with Node.js and React, and excellent knowledge of JavaScript fundamentals.
  • Have experience building and running production systems in AWS, including tools such as EKS, Lambda, and RDS.
  • Be skilled in designing and building GraphQL and RESTful APIs.
  • Have practical knowledge of MongoDB, PostgreSQL, and Kafka.
  • Be comfortable developing software within an event-driven architecture.
  • Have deep knowledge of automated testing with Jest, Pact, and TDD principles.
  • Be comfortable building and maintaining CI/CD pipelines, particularly with GitHub Actions and Terraform.
  • Have experience using Datadog or a similar tool to monitor services and debug production issues.
  • Have experience working in Agile environments with Git, Jira, and Confluence.
  • Bring a pragmatic, product-focused approach to software delivery.

Responsibilities

  • Write clean, efficient, testable code and own complex features and services from design to deployment.
  • Work with product managers, engineers, and QA to refine requirements, scope technical solutions, and deliver software.
  • Write unit, integration, and contract tests and champion automated testing and CI/CD.
  • Build, deploy, and monitor AWS services using tools such as Terraform, Kubernetes, and GitHub Actions.
  • Take responsibility for the health, performance, and maintainability of shipped code.
  • Review code, share knowledge, learn from incidents, and help evolve engineering standards and practices.
  • Mentor and teach less experienced engineers.
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160 - 180 PLN per hour
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