Energy Sector | Cloud Backend Engineer (AWS)
Devoteam
Posted: May 11, 2026
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Quick Summary
We are looking for a Cloud Backend Engineer with strong technical skills and passion for working with AWS to join our team in Lisbon.
Required Skills
Job Description
At Devoteam, we believe that technology with strong human values can actively drive change for the better. Discover how Tech for People unlocks the future, creating a positive impact on the people and the world around us. We are a global leading player in Digital Transformation for leading organisations across EMEA, with a revenue of €1B. We believe in transforming technology to create value for our clients, partners and employees in a world where technology is developed for people. We are proud of the culture we have built together. We are proud of our people at the service of technology. We are proud of our diverse environment. Because we are #TechforPeople. Join our multidisciplinary team of Cloud experts, Designers, Business consultants, Security experts, Engineers, Developers and other extraordinary talents, spread across more than 20 EMEA countries. Become one of our +10.000 tech and business leaders on cloud, data and cyber security. Let’s fuse creativity with technology together and build innovative solutions that actively change things for the better.
We are seeking a highly skilled and detail-oriented Cloud Backend Engineer to join our development team. In this role, you will be responsible for designing, developing, and maintaining scalable cloud-based applications within the AWS ecosystem. You will play a pivotal role in building robust REST APIs, ensuring seamless third-party integrations, and upholding the highest standards of code quality and architectural best practices.
The ideal candidate possesses an analytical mindset, a deep understanding of the AWS SDK for JavaScript, and a proven track record of delivering reliable backend solutions.
Key Responsibilities & Deliverables
• Cloud Backend Development: Design, implement, and maintain scalable backend services and logic using Node.js within the AWS environment.
• API Management: Develop high-performance RESTful APIs and manage complex integrations with external third-party service providers.
• Infrastructure as Code: Utilize AWS CloudFormation and other tools to deploy and manage infrastructure across services like Lambda, EC2, and S3.
• Quality Assurance: Ensure rigorous quality parameters through comprehensive testing and validation prior to delivery.
• Version Control: Maintain disciplined code versioning practices to ensure project stability and collaborative efficiency.
• Best Practices: Advocate for and implement industry-standard best practices, ensuring the use of value-added tools and modern development methodologies.
Technical Expertise
• Education: Bachelor’s degree in Computer Science, Statistics, or a related technical field.
• Experience: Up to 5 years of professional experience in backend development roles.
• Core Stack: Proven expertise in Node.js and the AWS SDK for JavaScript.
• AWS Ecosystem: Strong hands-on experience with a broad range of AWS services, including:
• Compute & Serverless: Lambda, EC2.
• Networking & Content: VPC, Route53.
• Storage & Databases: S3, DynamoDB, RDS (MySQL).
• Messaging & Integration: SNS, SQS.
• Deployment: CloudFormation.
• Databases: Solid understanding of relational database management, specifically MySQL.
Certifications (Highly Desired)
• AWS Certified Developer – Associate
• AWS Certified Solutions Architect – Associate
Soft Skills & Competencies
• Project Management: Strong organizational skills with the ability to manage multiple priorities effectively.
• Analytical Thinking: A natural problem-solver with an analytical mind and high attention to detail.
• Communication: Excellent verbal and written communication skills, with a focus on effective teamwork and collaboration.
The Devoteam Group works for equal opportunities, promoting its employees based on merit and actively fights against all forms of discrimination. We are convinced that diversity contributes to the creativity, dynamism and excellence of our organization. All of our vacancies are open to people with disabilities.