Job Summary: Develop, maintain, and scale robust APIs for integration of financial systems, AI, and CRM, ensuring security and performance. Key Highlights: 1. Development of robust APIs for financial systems and AI 2. Integration of critical systems (financial, CRM, AI) 3. Process optimization and participation in architecture ### **Role Mission** Develop, maintain, and scale robust APIs for integration among financial systems, payment methods, CRM platforms, and Artificial Intelligence solutions, ensuring data security, performance, and reliability. ### **Main Responsibilities** * Develop RESTful and/or GraphQL APIs * Integrate financial systems, credit cards, payment gateways, and PIX * Connect CRMs, ERPs, and automation platforms * Implement integrations with AI solutions * Work with webhooks, queues, and messaging * Ensure data security (LGPD, encryption, authentication) * Monitor failures, logs, and performance * Create and maintain technical documentation * Participate in architecture definition * Optimize processes through automation ### **Technical Requirements** * Backend development experience * Solid API development experience * Proficiency in at least one programming language * Node.js, Python, Java, PHP, or similar **Knowledge of:** * Financial integrations and payment methods * OAuth2, JWT, API Keys * SQL and NoSQL databases * Git / version control * Cloud environments (AWS, GCP, Azure, or similar) **Best Practices:** * Clean Code * Automated testing * Architectural patterns ### **Preferred Qualifications** * Experience with OpenAI / generative AI * Integration with CRMs (HubSpot, Salesforce, Pipedrive, etc.) * Knowledge of Open Banking / Open Finance * Experience with PIX, fraud prevention, and reconciliation * CI/CD and DevOps * Microservices ### **Education** Bachelor’s degree in Technology, Engineering, Computer Science, or related fields. (Practical experience may substitute formal education.) ### **Behavioral Competencies** Analytical mindset Organization Autonomy Solution-oriented focus Strong communication skills Business acumen Responsibility toward deadlines