Backend Software Engineer

Quick Facts

• Work model: Remote

• Salary: 950–1100 PLN/day net + VAT (B2B)

Description

Join a mature, self-organized agile team responsible for customer-facing tracking products. The project consolidates tracking channels into a single customer entry point, introduces new customer notifications, and scales event-driven APIs.

Responsibilities

• Develop and maintain back-end services and APIs on AWS

• Build serverless and event-driven features using Lambda, SQS, and EventBridge

• Write clean, tested, and maintainable code; participate in code reviews

• Collaborate with product owners, front-end developers, and architects to deliver features end-to-end

• Monitor, troubleshoot, and improve production services

Requirements

• 3+ years of back-end development experience with Python or Scala

• 2–3+ years hands-on experience with AWS services: Lambda, API Gateway, SQS, SNS, EventBridge (including Pipes), DynamoDB, S3

• Experience with relational databases (PostgreSQL) and NoSQL databases (DynamoDB), including data modeling and query optimization

• Experience designing and developing RESTful APIs

• Knowledge of coding best practices, unit and integration testing, code reviews, and Git

• Experience with Infrastructure as Code, particularly CloudFormation

• Good communication skills; ability to work independently and collaboratively

• Proficiency in written and spoken English

Benefits

• Flexible work organization

• International work environment with daily English usage

• Integration meetings via the Jit community