Engenheiro | Back-end Developer .NET at CEiiA

Matosinhos, , Portugal -

Full Time

Start Date

Immediate

Expiry Date

18 Jan, 26

Salary

0.0

Posted On

20 Oct, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Back-End Development, .NET Framework, Microservices, Docker, Kubernetes, gRPC, Entity Framework, PostgreSQL, GitLab CI/CD, Agile Methodology, Software Reuse, HTTP/REST, MQTT, RPC Protocols, Application Security, GIS Technologies

Industry

research

Description

Company Description We are an Engineering and Product Development Center that designs, develops, and produces new technologies, products, and services for a more sustainable society. We work by bridging the gap between cities, industry, and universities around major development and industrialization programs for products and services, based in Portugal, in high-tech sectors such as mobility, aerospace, and space. Job Description As a Backend Developer, you are part of the Digital Solutions team. You will be an important piece on the backend environment and you will be responsible for the full lifecycle of applications and services, using cutting-edge technologies and disruptive ideas, to deliver value to our customers. We have growing platforms and we need your help to scaling and to meet the demands of worldwide markets. To make it happen, you need to have solid knowledge and a proven track record of at least 5 years working with .NET framework. Our teams also work with technologies such as Docker, Kubernetes, gRPC, Entity Framework, PostgreSQL and GitLab CI/CD, and we hope you can help. It is still important to know how to use the Azure infrastructure. You will need to design and develop microservices for products in a highly scalable environment, work with a multidisciplinary team and, to architect efficient and reusable back-end systems that drive complex applications. In the end, you will be part of a team motivated to improve the world. Own the end-to-end lifecycle of backend services - design, implement, test, deploy, monitor, and iterate; Design and build .NET microservices using clean architecture principles (e.g., CQRS, MediatR) and gRPC; Implement event-driven, pub/sub patterns to decouple systems and enable scalability; Containerize services with Docker and orchestrate them in Kubernetes for high availability and resilience; Leverage Microsoft Azure to provision, run, and scale workloads securely and cost-effectively; Model and optimize data with Entity Framework and PostgreSQL, including migrations and performance tuning; Set up and maintain GitLab CI/CD pipelines for automated builds, tests, security checks, and deployments; Apply established design patterns and promote software reuse across services and libraries; Ensure reliability, performance, and horizontal scaling to meet global market demand; Collaborate closely with multidisciplinary teams (Product, Frontend, QA, Data and Engineering) to deliver customer value; Write clear technical documentation and API contracts; contribute to architecture decisions; Uphold code quality through reviews, unit/integration testing, and adherence to best practices. Qualifications Academic background in Computer Science or equivalent field of studies; At least 5 years of experience with Microsoft development tools and programming languages; Experience working with a highly available platforms and products, and working with multidisciplinary teams; Solid knowledge in .NET framework, microservices and pub/sub architectures, Docker, Kubernetes, gRPC, Entity Framework, PostgreSQL and GitLab CI/CD; Experience using established design patterns; Encourage the use of appropriate software reuse techniques; Skills in Agile methodology, Git and JIRA. Nice-to-have: Microsoft Azure certification; Knowledge with GIS technologies; Very good level of English, written and spoken; Experience developing backend services using Java, Kotlin ou Go; Experience working with HTTP/REST, MQTT and RPC protocols (eg.: gRPC, Thrift) or similar; Familiar with relational and non-relational Databases; Familiar with message brokers (eg. Kafka or RabbitMQ); Knowledge in the applicational security area, namely authentication mechanisms (OAuth2, JWT). Additional Information Relaxed work environment, dynamic and multidisciplinary teams. We facilitate and promote a balanced and healthy lifestyle, coordinating work with personal life. Health insurance. Partnerships with gyms and others. Up to three additional vacation days. Birthday day off.

Responsibilities

As a Backend Developer, you will own the end-to-end lifecycle of backend services, including design, implementation, testing, deployment, monitoring, and iteration. You will design and build .NET microservices and collaborate closely with multidisciplinary teams to deliver customer value.