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syffer

Senior Backend Developer (.NET)

syffer
Portugal · Full-time · Mid-Senior

Syffer is an all-inclusive consulting company focused on talent, tech and innovation. We exist to elevate companies and humans all around the world, making change, from the inside to the outside.

We believe that technology + human kindness positively impacts every community around the world. Our approach is simple, we see a world without borders, and believe in equal opportunities. We are guided by our core principles of spreading positivity, good energy and promote equality and care for others.

Our hiring process is unique! People are selected by their value, education, talent and personality. We dont present ethnicity, religion, national origin, age, gender, sexual orientation or identity.

Its time to burst the bubble, and we will do it together!

What You'll do:

  • Design, develop, and maintain backend services using the .NET framework;
  • Build and maintain microservices-based architectures;
  • Develop and maintain APIs and backend integrations;
  • Ensure system performance, scalability, and reliability;
  • Work with data and messaging technologies such as PostgreSQL, Kafka, Redis, and ElasticSearch;
  • Contribute to CI/CD pipelines and automated deployment processes;
  • Collaborate with cross-functional teams in an Agile development environment;
  • Participate in code reviews and promote development best practices;
  • Remote or Hybrid Work Model.


Who You Are:

  • Minimum of 5 years of experience in application development using the .NET framework;
  • Experience with microservices architectures using Kubernetes, AKS, and .NET 9;
  • Experience with technologies such as ElasticSearch, Redis, Kafka, PostgreSQL, and GitLab;
  • Experience working with CI/CD pipelines;
  • Experience working with Agile methodologies;
  • Degree in Computer Engineering, Information Systems, Electrical Engineering, or a related field;
  • Fluency in Portuguese.


What you'll get:

  • Wage according to candidate's professional experience;
  • Remote Work whenever possible;
  • Delivery of work equipment adjusted to the performance of functions;
  • Benefits plan;
  • And others.


Work together with expert teams on projects of large magnitude and intensity, long term together with our clients, all leaders in their industries.

Are you ready to step into a diverse and inclusive world with us?

Together we will promote uniquess!

Key Skills

Ranked by relevance

microservices postgresql redis kafka cicd elasticsearch kubernetes
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Posted
Mar 10, 2026
Type
Full-time
Level
Mid-Senior
Location
Lisbon
Company
syffer

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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