Portugal Remote Hybrid Full-time

CSG is hiring a Software Development Engineer II

About the Role

What You'll Do

Design, develop, and maintain full-stack applications from initial concept through deployment, ensuring solutions are reliable, scalable, and secure. You'll contribute to both front-end and back-end systems, building intuitive user experiences and robust server-side logic.

  • Develop responsive user interfaces using HTML, CSS, and modern JavaScript frameworks
  • Build and maintain APIs to enable seamless communication between application layers
  • Design and manage databases using SQL or NoSQL technologies for efficient data handling
  • Write clean, testable code following object-oriented or functional programming principles
  • Apply testing methodologies such as TDD or BDD to ensure code quality and system stability
  • Collaborate with QA teams to resolve defects and optimize performance
  • Participate in code reviews, offering and receiving feedback to improve overall code health
  • Use Git for version control and engage in CI/CD workflows to support rapid, reliable deployments
  • Implement security practices to protect systems and user data across all layers
  • Work closely with product and design teams to understand requirements and deliver effective solutions

Requirements

  • 2–3 years of professional experience in full-stack or similar software development roles
  • Proficiency in both front-end and back-end technologies, including modern JavaScript frameworks
  • Experience with database design and management using SQL or NoSQL systems
  • Familiarity with RESTful and GraphQL APIs, version control (Git), and CI/CD pipelines
  • Strong problem-solving abilities and the capacity to work independently or within a team
  • Effective communication skills and a proactive mindset toward identifying and resolving challenges

Preferred Qualifications

  • Experience integrating AI or machine learning capabilities into software products
  • Collaboration with data science teams on technical implementations
  • Exposure to AI-driven features or intelligent systems in production environments

Benefits

  • Flexible work options: remote, in-office, or hybrid based in Portugal
  • Comprehensive healthcare coverage including medical, dental, and vision
  • Paid time off for vacation, holidays, and volunteer activities
  • Employee resource groups that support inclusion and belonging
  • Supportive culture that values innovation, integrity, and impact
Required Skills
HTMLCSSJavaScriptModern JavaScript frameworksGitSQLNoSQLRESTful APIsGraphQLOOPFrontend DevelopmentBackend DevelopmentDatabase DesignCI/CDCloud-Native Systems HTMLCSSJavaScriptModern JavaScript frameworksGitSQLNoSQLRESTful APIsGraphQLOOPFrontend DevelopmentBackend DevelopmentDatabase DesignCI/CDCloud-Native Systems
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About company
CSG
CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most. For over 40 years, CSG's technologies and people have helped some of the world's most recognizable brands solve their toughest business challenges and evolve to meet the demands of today's digital economy.
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Job Details
Category fullstack
Posted a month ago