Job Summary: The One7 Group is seeking a Full Stack Developer to lead the evolution of our solutions, build our technological architecture, and innovate responsibly. Key Highlights: 1. Leadership in the evolution of solutions and construction of technological architecture 2. Dynamic environment with high team interaction and room for innovation 3. Opportunity to generate real impact in the technology area The **One7 Group** is looking for a **Full Stack Developer** who wants to assume a leadership role in evolving our solutions and building our technological architecture. We seek someone with solid experience, an analytical mindset, and motivation to tackle challenges methodically, with quality and results focus. More than writing code, we want someone who contributes to continuous improvement, asks questions, proposes ideas, and strengthens the intelligence behind our deliverables. We are looking for a collaborative professional with strong technical capability and a commitment to constant growth—someone who works with discipline, responsibility, and alignment to our 7 core values, actively contributing to more structured decisions and business sustainability. Here, you’ll have the opportunity to generate real impact in the technology area, working in a dynamic environment with high team interaction and space for responsible innovation. ➤ **Requirements to Apply:** * Proven, solid experience with PHP and Laravel in high-criticality and production environments, including design and evolution of scalable architectures; * Ability to define and evolve architectural standards, ensuring quality, performance, and scalability; * Advanced experience developing and maintaining RESTful and/or event-driven APIs, including versioning, authentication (OAuth2, JWT), authorization, and security best practices; * Proficiency with advanced Laravel features (Jobs, Queues, Events, Policies, Middlewares, Service Container, Service Providers); * Consistent application of Design Patterns, SOLID principles, Clean Architecture, and DDD (desirable); * Experience with relational databases (MySQL or similar), including: complex data modeling; writing and optimizing advanced queries; performance tuning; appropriate use of indexes and execution plan analysis; * Experience with NoSQL databases (MongoDB or equivalents); * Experience with automated testing (unit, integration, and ideally contract testing); * Code versioning with Git, following best-practice workflows (Git-Flow or similar); * Experience with CI/CD pipelines and continuous delivery culture; * Knowledge of observability (structured logs, metrics, monitoring, and tracing); * Knowledge of application security and OWASP best practices; * Experience with HTML5, CSS3, and modern JavaScript (ES6+); * Solid experience with React, including API consumption, componentization, and state management. * Experience with jQuery for legacy code maintenance (desirable); * Practical experience with AWS (ECS, S3, RDS, SQS, ElastiCache or related services); * Experience with Docker and containerized environments; * Understanding of distributed systems architecture, synchronous and asynchronous communication; * Familiarity with observability (logs, metrics, monitoring); * Experience with agile methodologies (Scrum, Kanban); * Practical experience applying AI to development, including * Integration with AI APIs (e.g., LLMs): * Ability to design solutions leveraging generative or predictive AI in digital products; * Knowledge of LLM fundamentals, RAG, embeddings, vectorization, and integration best practices; * Ability to evaluate new technologies and propose adoption with business vision and technical feasibility; * Ability to conduct structured code reviews and elevate the team’s technical level; * Experience mentoring junior/mid-level developers; * Experience in collaborative environments with interaction across product, UX, data, and business teams. * Strategic use of AI coding assistants; automated test and documentation generation; ➤ **Bonus Points If You Have:** * Experience serving as the team’s technical reference, supporting architectural decisions; * Experience in financial environments, fintechs, securitization, or highly regulated, complex systems; * Experience with Node.js and TypeScript; * Experience with event-driven architecture; * Familiarity with Atlassian tools (Jira, Confluence, Bitbucket); * Active participation in technical communities, content creation, or innovation initiatives. ➤ **Your Key Challenges Will Include:** * Developing new features and maintaining existing applications, ensuring implementation of best practices and development standards. * Participating in defining technological architectures and strategies, presenting ideas, suggestions, or constructive feedback. * Collaborating with the team to identify innovative solutions that optimize processes and meet business objectives. ➤ **What You’ll Find Here:** * Competitive salary; * Flexible benefits; * Health and dental insurance; * Group life insurance; * Daycare allowance; * Birthday day-off; * Wellhub; * Respect for diversity; * Collaborative culture, with a strong sense of cooperation and unity; **➤** **Work Location:** * Tatuí (SP) and surrounding areas. (Hybrid model – remote and on-site)