Decskill, founded in 2014 as an IT Consulting Company, places paramount importance on its greatest asset: its people. Our main mission is to deliver value through knowledge and talent, and we achieve this by fostering a culture of excellence and investing in the development and well-being of our people. With over 600 dedicated professionals and offices in Lisbon, Porto, Madrid, and Luxembourg, Decskill operates across three core areas:

• DECSKILL TALENT: We believe that our people are key to our success. Through Decskill Talent, we empower our team to embrace the digital transformation challenges of our clients. We collaborate with clients to drive innovation, ensuring project success and business growth.
• DECSKILL BOOST: Equipping our team with the latest tools and methodologies, we optimize Time-to-Market and deliver innovative solutions exceeding client expectations.
• DECSKILL CONNECT: Our team collaborates closely with clients to implement and manage IT infrastructures that generate long-term value.

At Decskill, we believe that by nurturing and empowering our people to confront the challenges of digital transformation, we create value not only for our clients but also for our entire ecosystem, fostering a digital community dedicated to growth and progress.

We are looking for an Backend Engineer | SaaS!

Responsabilities:

• Design, develop, and maintain backend services and APIs for complex enterprise SaaS applications.
• Implement GraphQL APIs, integrate third-party services, and work with data stores (e.g., MongoDB) for document, search, and vector data.
• Collaborate with data, frontend, and infrastructure teams to deliver end-to-end features.
• Write high-quality, maintainable code primarily in TypeScript and Python.
• Optimize backend systems for performance, scalability, and reliability.
• Build and maintain automated test frameworks to ensure code quality.
• Monitor and troubleshoot backend services, resolve production issues, and participate in on-call support as needed.
• Document architecture, processes, and best practices.

Requirements:

• Experience building and maintaining backend services for large-scale, enterprise SaaS applications.
• Proficient in TypeScript and Python, with experience exposing APIs (GraphQL or REST).
• Hands-on experience with databases (preferably MongoDB or similar).
• Familiarity with cloud-based architectures (AWS, Azure, or GCP) and related backend services (e.g., Lambda, containers, messaging).
• Understanding of software engineering fundamentals, systems architecture, and security best practices.
• Experience with automated testing and CI/CD pipelines.
• Fast learner; able to adapt quickly to new technologies and evolving requirements.
• Clear communicator and effective collaborator with cross-functional teams.
• Ownership mindset; takes responsibility for the quality and reliability of delivered solutions.
• Experience integrating AI frameworks (e.g., Langchain, LangGraph) into backend systems.
• Exposure to building and maintaining production data pipelines.
• Experience in high-growth or product-focused SaaS companies.
• Familiarity with monitoring, logging, and alerting for distributed systems.
• Fluent English (spoken and written – important).

If you’re interested in this job, please send your CV to [email protected] with reference “CA/Saas".

Thank You! 😊

Decskill is committed to equality and non-discrimination with all our talents. We recruit and promote talent, based on diversity and inclusion, regardless of age, gender, ethnicity, race, nationality or any other form of discrimination incompatible with the dignity of the human being.