Senior Software Engineer

Description

Job Summary: Lead projects technically, manage development teams, define software architecture, and ensure quality and security of Grupo Hi's systems. Key Highlights: 1. Technical leadership and development team management 2. Software architecture definition and evolution 3. Quality and security assurance for robust systems **Company Overview:** The Hi Group (Hi Holding S.A.), headquartered in Cabedelo (Greater João Pessoa), Paraíba, operates nationwide across franchises, technology, machinery and equipment, hygiene and cleaning products, commerce, and services. Companies within the Hi Group include: Hi Franchising, HiPlim Produtos, Paylav Máquinas e Equipamentos, Ikli Tecnologia, and Hi Sinergy Empreendimentos. Our values are grounded in ethics, meritocracy, inclusion, and innovation, promoting the DIT "do-it-yourself" culture and green and shared economy. Our environment is collaborative, diverse, and challenging, encouraging professional growth and constant innovation, with well-defined goals and performance-based recognition. **Key Responsibilities** 1. Lead projects technically and manage the development team 2. Develop robust, scalable, and secure systems 3. Define and evolve the software architecture of Grupo Hi's platforms 4. Ensure code quality through automated testing and best practices 5. Manage and optimize server infrastructure and cloud environments 6. Handle information security and data protection 7. Develop and maintain efficient and secure RESTful APIs 8. Conduct code reviews and promote a culture of technical excellence 9. Monitor production systems and respond to critical incidents 10. Align departmental performance, goals, and KPIs with management strategies **Daily Tasks:** 1. Develop robust, scalable, and secure systems * Implement features with focus on performance and scalability * Ensure code organization and standardization * Work with languages such as JavaScript/TypeScript or Ruby 2. Define and evolve software architecture * Design systems based on best practices (SOLID, Clean Architecture) * Define system integration standards * Evaluate and propose structural improvements 3. Lead projects technically and support team management * Guide junior and mid-level developers * Support the team’s technical decisions * Participate in defining technical priorities with leadership 4. Ensure code quality * Develop and maintain automated tests * Perform continuous refactoring * Ensure adequate test coverage 5. Manage server infrastructure * Configure and maintain cloud environments (AWS, GCP, or Azure) * Manage containers and orchestration (Docker) * Monitor availability and performance 6. Handle information security * Implement security practices in applications * Ensure protection against vulnerabilities (OWASP) * Manage authentication, authorization, and encryption 7. Develop and maintain RESTful APIs * Create high-performance and secure endpoints * Document APIs * Ensure versioning and scalability 8. Conduct code reviews * Assess code quality and standards * Share best practices with the team * Ensure technical consistency 9. Monitor production systems * Analyze logs and metrics * Resolve incidents promptly * Propose preventive improvements 10. Connect technology to business * Understand requirements from Grupo Hi’s business units * Propose innovative solutions * Support strategic decisions with technical insight **What We Seek:** **Hard Skills:** * Degree in Computer Science, Software Engineering, or related fields * Solid software development experience * Proficiency in at least one language (JavaScript/TypeScript, Ruby, or similar) * Experience with RESTful APIs * Familiarity with relational databases * Experience with version control (Git) * Knowledge of automated testing * Understanding of software architecture and design best practices * Experience with system architecture and technical standards definition * Experience with server infrastructure and cloud environments * Knowledge of information security applied to software * Experience with technical team management or project leadership **Soft Skills:** * Clear communication and technical influence * Leadership and people development * Proactivity and ownership mindset * Analytical ability and complex problem-solving skills * Adaptability and continuous learning **Benefits Offered** * Multi-benefit card * Transportation allowance or mobility assistance * 60-Minutes Laundry Credit * Life insurance * Medical assistance – telemedicine * Weelhub (Gympass) * Wellness assistance: psychologist and nutritionist * Gamification program * Performance-based bonus Job Type: Freelance / PJ Work Location: On-site