• Work on the development, maintenance and evolution of systems in a mainframe environment, ensuring stability, performance and security for critical business applications. • Propose techniques and solutions to optimize processing time and improve the efficiency of high-end platform resource usage. • Develop and maintain COBOL systems (online and batch). • Provide production support and handle critical incidents. • Analyze requirements and propose technical solutions. • Ensure system stability and performance. • Participate in deployments and user acceptance testing (UAT). • Support testing and technical validations.

Role Description Are you a developer who thrives on building scalable solutions and working with a cutting-edge web stack? At Quetzal International Services SAS, we are looking for a Software Engineer II to join our Technology & Engineering department. In this role, your technical ownership and commitment to best practices will be key. We are looking for someone who doesn't just write code but ensures it is robust, tested, and ready for scale. Qualifications - A minimum of 3 years in software engineering or development. - Bachelor’s degree in Computer Science, Software Engineering, or a related field. - English level B1 or higher and the ability to explain technical concepts to non-technical stakeholders. - A problem-solving mindset and the ability to mentor junior developers. Requirements - Deep experience and passion for CI/CD pipelines. - Commitment to thorough testing to ensure bug-free functionality. - Proven experience developing with Node.js, Nest.js, and front-end frameworks like Nuxt, Vue, or React. - Proficiency in database management using SQL. - Expert use of Git (GitHub/Azure) for source code and branch management. - Strong knowledge of SOLID and DRY principles. - Experience using AI-assisted coding tools (e.g., Claude Code) to optimize your workflow is highly valued. Benefits - Full-time, indefinite contract (Contrato a término indefinido) with all legal benefits. - Prepaid medical care for you and your qualified dependents. - Full dental coverage. - Life Insurance policy included. - Generous Paid Time Off (PTO) after three months to ensure you stay energized. Company Description You will work in a fast-paced environment that prioritizes continuous learning and industry trends. You will report to a Software Engineer Team Lead within a structured hierarchy designed for professional growth.

• You will be responsible for hiring additional engineers to fill out the team, with a focus on diversity and inclusion, and staffing and structuring your team to meet business needs. • Manage your team and help them to deliver high-quality software in a fast-paced, agile, high-growth environment. • Make technology, infrastructure, architectural, and hiring decisions to meet anticipated demands and scale. • Evaluate trade-offs and effectively prioritize tasks within each team in alignment with strategic initiatives and company goals. • Collaborate closely with product, design, editorial, data science, and marketing teams to define strategy and execute on roadmaps. • Brainstorm new product ideas and improvements alongside the design and product teams while also delivering clean, performant code (this role has an expectation of staying close to the codebase). • Hold regular 1:1s, evaluate performance, and provide consistent productive feedback. • Help engineers learn the skills needed to advance in their career. • Work with engineers and product managers to iterate on and improve team processes and efficiency. • Contribute to important company-wide initiatives like diversity and inclusion, technical brand, and hiring process.

• Desenvolver e manter programas COBOL Batch e Online. • Realizar análise e correção de incidentes e melhorias em sistemas legados. • Trabalhar com COBOL integrado a bancos de dados DB2 e DMSII. • Criar e ajustar rotinas JCL para execução de jobs. • Utilizar o Framework SADs para desenvolvimento e manutenção de aplicações. • Apoiar o time funcional na análise de requisitos e regras de negócio. • Garantir a qualidade e estabilidade das entregas dentro dos prazos definidos.