Backend Developer Nodejs NET AWS

Warszawa, mazowieckie💼 Full-time🗓 2026-03-14 → 2026-08-06

Core

Backend Developer enhancing the global Sales ecosystem by modernizing legacy systems and building scalable backend solutions.

Role type

Senior Backend Developer (Node.js/.NET)

Builds

APIs, databases, and event-driven architecture components for the Sales ecosystem

Domain

SaaS / Sales Technology

Deliverable

production ML models | product features

Required skills

Node.js, TypeScript, .NET, PostgreSQL, DynamoDB, Kafka, AWS EventBridge, AWS CDK, GitLab CI

Preferred skills

AWS Serverless (Lambda, ECS), Localstack, Docker

Responsibilities

Drive initiatives and collaborate on larger projects, fix bugs and implement enhancements, create and maintain APIs, develop and improve databases, contribute to event-driven architecture, manage deployment processes, support legacy system maintenance and modernization

Seniority

Senior, hands-on IC

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