Back End Developer (.NET)

Back End Developer (.NET)
Oeiras
Oeiras, Lisboa, Portugal

Backend Engineer (. NET)

Location: Lisbon / Oeiras

We are partnering with a
- established Saa
S company in Lisbon that delivers
- grade fleet management software to rental, leasing and mobility organizations worldwide. The company is backed by solid investment and is currently undergoing a major transformation project, modernizing its technology stack, architecture and ways of working. This timing offers a rare combination of product stability and an opportunity to help shape the future technical roadmap.

The product is used globally by organizations of all sizes, from regional operators to international market leaders. The platform is designed to be scalable, secure and configurable, with a technology stack strongly centered around Microsoft technologies.

Your role

As a Backend Engineer, you will work on the development and maintenance of core backend services, web applications and APIs that are
- critical and operate at scale.

Key responsibilities

Develop and maintain backend services and REST APIs using ASP. NET Core Web API targeting. NET 9. 0

Work within a Vertical Slice Architecture for modular,
- oriented functionality

Integrate multiple product modules and external libraries (security, validation, document processing, etc. )

Implement data access using Repository patterns with Dapper

Participate in code reviews and maintain high standards of code quality and maintainability

Apply secure coding practices and follow internal development guidelines

Deliver software through CI/CD pipelines via Git
Hub Actions, hosted on Azure

Collaborate closely within a Scrum team and contribute to the ongoing Saa
S transformation

Required

Minimum 3 years of professional backend development experience

Strong analytical,
- solving, and communication skills

Experience with. NET Core (version 5 or higher) using C#

Solid experience building and consuming RESTful APIs

Experience with dependency injection

Strong knowledge of relational databases and SQL

Experience using Git for version control

Familiarity with Scrum or other agile methodologies

Fluency in English

Ability to work independently while collaborating effectively in a team

Nice to have

Experience with Domain Driven Design (DDD)

Knowledge of HTTP / HTTPS protocols and messaging concepts

Experience with Azure Dev
Ops

Understanding of SOLID principles

Experience setting up or working with CI/CD pipelines

Experience with Dapper and/or Entity Framework

What’s offered

Health insurance for you and your children under 18 (after 3 months)

Gym membership (after 3 months)

Flexible benefits via Coverflex card

Extra holiday on your birthday if it falls on a working day

Additional holiday for every 5 years of employment

Volunteering / charity allowance of 2 days per year

Free coffee, fresh fruit and monthly team lunches

Modern office environment in Lisbon / Oeiras

This is an opportunity to join a
- led, globally active Saa
S company at a pivotal moment in its evolution, combining
- term stability with the technical challenge and impact of a
- scale transformation project.