Fullstack Engineer: Scale APIs & Frontend Systems

DCG; Polska; On-site; PLN 150,000 - 190,000; Full time

Benefits offered by this job

Dedicated consultant support

Job summary

DCG is seeking an experienced software engineer to design and implement scalable backend services in ASP.NET WebAPI (.NET Core) and build responsive frontends with React and TypeScript. You will work in a domain-driven, event-driven architecture, contribute to architecture choices, and participate in sprint ceremonies.

The role emphasizes testing, CI/CD, containerisation, IaC, and observability. You will collaborate with business analysts, write unit, integration, and end-to-end tests, and

Qualifications

• At least 4 years of experience in a similar position.
• Very good knowledge of ASP.NET WebAPI (.NET Core).
• Strong React and TypeScript skills.
• Experience with SQL Server or Azure SQL and EF Core is required.
• Good command of English.

Responsibilities

• Design and implement scalable backend services and RESTful APIs in a domain-driven and event-driven context.
• Build and maintain responsive frontend interfaces with seamless backend integration.
• Contribute to architectural decisions and align solutions with business needs.
• Write and maintain unit, integration, and end-to-end tests; conduct code reviews.
• Work with CI/CD pipelines, containerised deployments, and infrastructure as code.
• Implement asynchronous communication and event-based service integrations.
• Utilise monitoring and observability tools for diagnostics and performance analysis.

Skills

ASP.NET WebAPI

React

TypeScript

SQL Server / Azure SQL

EF Core

Unit Testing

GIT

English

Tools

EF Core

Azure SQL

SQL Server

CI/CD

Containers

Job description

DCG is seeking an experienced software engineer to design and implement scalable backend services in ASP.NET WebAPI (.NET Core) and build responsive frontends with React and TypeScript. You will work in a domain-driven, event-driven architecture, contribute to architecture choices, and participate in sprint ceremonies.

The role emphasizes testing, CI/CD, containerisation, IaC, and observability. You will collaborate with business analysts, write unit, integration, and end-to-end tests, and