Job Summary: Develop, maintain, and enhance backend solutions, ensuring efficient, secure, and scalable system operation with a focus on consistent architecture and best practices. Key Highlights: 1. Acting as a technical reference and supporting other developers 2. Working on high-availability and mission-critical systems 3. Monitoring technological evolution and proposing innovations **Compensation:** R$ 15\.000,00 to 20\.000,00 **Schedule:** Monday to Friday, 8 AM to 6 PM (hybrid) **Location:** Ribeirão Preto, São Paulo **Requirements:** * Currently pursuing or having completed a Bachelor’s degree in History, Law, Library Science, or related fields; * Knowledge of documentary research (a plus for European citizenship processes); * Intermediate Office suite proficiency; * Familiarity with genealogical research platforms (FamilySearch, Tombo.pt, Antenati), paleography basics, and languages (English, Italian, or Spanish) is advantageous. **Main Responsibilities:** **Compensation:** R$ 2\.100,00 **Benefits:** Transportation voucher (VT) + Meal voucher (VR) + Dental plan **Schedule:** Monday to Thursday, 8 AM to 6 PM; Friday, 8 AM to 5 PM **Location:** Ribeirão Preto, São Paulo **Requirements:** * Technical Requirements * Solid experience with AWS, including services such as SQS, SES, S3, and SNS, using both the console and SDK integration. * Solid experience with Java; * Experience with Kafka or other messaging solutions. * Proficiency in PostgreSQL, including advanced SQL, query optimization, and execution plan analysis. * Experience with Redis. * Knowledge of REST and SOAP integrations and microservices architecture. * Mastery of Object-Oriented Programming and concurrent programming. * Experience with logging, metrics, and observability. * Knowledge of Docker and CI/CD routines. * Familiarity with tools such as Git, DBeaver, Postman / Insomnia / Bruno, Jira, and using AI to support development. * Expected Experience * Involvement in projects with high demand for external integrations. \* * Experience in high-availability and mission-critical systems. * Ability to evaluate trade-offs among performance, cost, and timeline. * Acting as a technical reference and supporting other developers. * Experience with optimized cloud resource usage. * Ability to serve as a bridge between teams, assessing technical feasibility and complexity. * Advantages * Knowledge of Java, Python, Spark, Databricks, Parquet, Big Data, and ETL/ELT pipelines. * Experience with Digital Fiscal Documents (DF-e) / Electronic Invoices (NF-e) and integrations with SEFAZ. * Experience in regulated environments (ISO 27001 or SOC II). * Experience in fiscal software development. **Main Responsibilities:** The Senior Backend Developer will be responsible for developing, maintaining, and enhancing the company’s backend solutions, ensuring efficient, secure, and scalable system operation. Their work will directly support business rule implementation, data processing, and integration across diverse platforms and services. In their daily routine, the professional will analyze technical and functional requirements, understand business needs, and define and implement appropriate solutions. They will design consistent software architectures, establish technical standards and best practices to guarantee application quality, performance, and maintainability. They will develop and maintain APIs, services, and integrations, ensuring efficient communication between internal and external systems. They will be responsible for database modeling and optimization, safeguarding data integrity, security, and reliability. They will also identify and fix bugs, perform performance tuning, and implement continuous improvements to existing systems. As part of their duties, they will conduct code reviews and oversee the application lifecycle, contributing to preventing production issues and ensuring environment stability. They will collaborate closely with frontend, product, QA, and DevOps teams, participating in technical alignment sessions, deadline planning, and resolution of highly complex tasks. The Senior Backend Developer will also serve as a technical reference for the team, supporting less experienced developers through guidance, knowledge sharing, and best practices. They will document solutions and processes, ensuring clarity and standardization of technical information. Continuously, they will monitor market technological evolution and propose improvements and innovations that enhance system efficiency and support the company’s strategic goals. Employment Type: Permanent CLT contract Compensation: Up to R$20\.000,00 per month Benefits: * Free parking Work Location: On-site