Back End Developer

Job Description: We are seeking a skilled Senior Backend Developer to join our dynamic team in specializing in security-focused solutions. You will play a critical role in designing, developing, and maintaining systems. This position involves building scalable APIs, integrating with various security tools, and ensuring the seamless operation of our products. The ideal candidate has strong expertise in backend technologies, experience with Node.js, Nest.js, and Cloud solutions, and a passion for creating secure, efficient, and innovative solutions. Job duties and responsibilities will include, but are not limited to:Design and Develop Backend Systems: Architect and implement robust, scalable, and secure backend services and APIs using Node.js, Nest.js, and other relevant technologies.Integrate Security Tools: Build seamless integrations with various security tools and platforms to enhance the automation and orchestration capabilities of our solutions.Cloud Infrastructure Management: Develop, deploy, and optimize backend systems on cloud platforms such as AWS and GCP ensuring reliability and performance.Database Management: Design and maintain efficient database structures using SQL or NoSQL technologies, ensuring data integrity and accessibility.Collaborate Across Teams: Work closely with cross-functional teams, including security engineers, front-end developers, and product managers, to deliver cohesive solutions.Optimize and Scale Systems: Continuously improve system performance and scalability to handle increasing demands.Mentor and Guide Team Members: Provide technical guidance, conduct code reviews, and mentor junior developers to uphold high-quality standards.Troubleshoot and Resolve Issues: Diagnose and resolve technical issues promptly to ensure uninterrupted service for our clients.Qualifications:Bachelor’s degree or higher in Software Engineering or Similar.4+ Years of Professional experience as Software DeveloperExperience with restAPIs, GraphQL, Typescript (node, nest) and pythonExperience in Cloud (AWS, GCP, Azure)Experience working with agile methodologies.Proficient in English.Experience with version control systems (e.g., Git) and CI/CD pipelines.Familiarity with containerization tools (e.g., Docker) and orchestration platforms (e.g., Kubernetes).(Plus) Knowledge in some of the following technologies: SIEM, SOAR, Threat Intel(Plus) Knowledge of automation workflows or tools (e.g., Terraform, Ansible).(Plus) Knowledge in frontend such as ReactJob Location: We welcome candidates from all regions of Portugal to join our team, with flexibility to work hybrid. Our Center of Excellence is based in Braga, where our core team collaborates on-site, driving innovation and excellence in cybersecurity.Job Type: full timeOur Recruitment Process:Submit Your CV – Share your resume with us so we can learn about your experience and skills.Initial Interview (30 min) – A quick introductory call to get to know you better and discuss your interest in the role.Technical Interview (60 min) – A deeper technical conversation to assess your expertise and problem-solving abilities.Offer & Contract Signing – If we’re a great fit for each other, we’ll move forward with an offer and finalize the hiring process.Excited about this role or other opportunities at CodSec? Even if you don’t meet every single requirement, we’d love to hear from you We value diverse backgrounds and believe great talent can come from many paths.About Us: We are a dedicated team of experienced Software Engineers and Security Architects with a global presence, operating from Israel, Portugal, and Singapore. As leaders in cybersecurity, our Cyber Security Center of Excellence has successfully delivered top-tier Application Security, Security Automation, and Secure Development Practices to many of the world’s leading brands. Our expertise spans end-to-end security solutions, providing hands-on technical support across every stage of the development lifecycle—from initial design and architecture to deployment and in-depth code reviews. Our mission is to drive excellence in security, ensuring that every product we touch meets the highest standards of safety, scalability, and reliability.