L

Lucas Bastos

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Brazil
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Full-time jobs

Timeline

work
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Résumé

Jobs verified_user 0% verified
  • Raiô Benefícios
    Senior Software Engineer
    Raiô Benefícios
    Mar 2024 - Current (2 years 8 months)
    • Integrated banking services and payment methods for the successful launch of a debit card system. • Developed a Company and Employee Registration System with CRM integration, enabling employees to receive meal vouchers across multiple categories. • Implemented a bulk employee registration feature, supporting spreadsheet uploads for streamlined onboarding. • Built a microservices architecture using NestJS for core business logic and BFFs (Backend for Frontend), ensuring efficient data formatting for frontend applications.
  • 4
    Senior Software Engineer
    4all
    Sep 2023 - Mar 2024 (7 months)
    • Developed the backend for the employee registration system in a Human Resources (HR) platform, ensuring smooth operation and system compliance. Used NestJS for backend architecture, PostgreSQL for data storage, TypeScript for type safety, NodeJS for runtime, and AWS Services for scalable infrastructure. Wrote unit and integration tests with Jest. • Ensured system functionality and security, maintaining accuracy, integrity, and confidentiality of employee data through validation and access control. Utilized NestJS for secure APIs, PostgreSQL for reliable storage, TypeScript for type safety, and AWS Services for infrastructure. Conducted testing with Jest. • Spearheaded API development for seamless communication between the employee appl
  • T
    Tech Lead
    Mar 2023 - Sep 2024 (1 year 7 months)
    • Led a team of developers on critical projects, including financial systems, the FAQ module, and the PIX module, utilizing microservices architecture using NestJS, Design Patterns and Clean Code to improve system efficiency. • Delivered high-quality products on time, optimizing operational efficiency and enhancing the user experience with robust backend solutions and comprehensive testing. • Collaborated with project managers to define goals, priorities, and technical requirements, ensuring customer needs were met through well-structured solutions and efficient development practices.
  • Softo
    -Senior Software Engineer
    Softo
    May 2022 - Mar 2023 (11 months)
    • Led the complete development of an innovative scheduling system, improving operational efficiency and customer satisfaction using NestJS for backend development and PostgreSQL for database management. Implemented AWS SQS to improve system availability by efficiently managing high traffic and concurrent requests through message queues. • Created and implemented the feature to register special dates within the scheduling system, allowing for differentiated pricing. This led to a 20% increase in reservation revenue, with NestJS handling feature development and PostgreSQL for data storage. • Developed innovative features for an international collaboration platform in scientific research, using NodeJS for backend communication and AWS Servi
  • Cadmus
    -Senior Software Engineer
    Cadmus
    Jun 2021 - May 2022 (1 year)
    • Led the development of critical features for a banking financing system using NestJS and Node.js, ensuring 100% compliance with industry regulations and reducing financial errors by 20%. • Optimized SQL procedures and automated report generation using SQL Jobs, improving system performance by 50% and increasing operational efficiency by 35%. • Developed a microservice using the Gin framework in Go, integrating SQL Server and MongoDB, reducing query response times by 60% and cutting data processing costs by 30%. • Conducted regular code reviews and mentored junior developers, leading to a 40% reduction in production bugs and a 25% increase in team productivity.
  • Adireto
    Software Engineer
    Adireto
    Feb 2020 - Jun 2021 (1 year 5 months)
    • Developed and maintained microservices using NestJS, MongoDB, PostgreSQL, TypeScript, Node.js, and AWS services, achieving a 40% increase in backend performance and ensuring scalability to handle up to 1 million requests per day. • Led the creation of new microservices and improved existing ones, utilizing cutting-edge technologies such as GraphQL and Docker, reducing system latency by 30% and increasing overall uptime to 99.9%. • Implemented automated scheduled email delivery of campaign reports, resulting in a 15% reduction in report generation time, and conducted extensive unit and integration tests using Cypress, which contributed to a 40% decrease in production bugs.
  • U
    Software Engineer
    Urpay
    Apr 2016 - Feb 2020 (3 years 11 months)
    • Led the development of innovative digital banking solutions using ExpressJS, Node.js, and AWS Services, ensuring 99.9% system uptime and improving customer retention by 25% through enhanced reliability. • Designed and implemented a bill payment feature in a digital payment application, increasing transaction volume by 40% and improving user engagement. • Established secure communication between APIs, integrating various payment gateways, which reduced transaction failures by 30% and improved processing speed by 50%. • Emphasized test-driven development (TDD) with Jest and Mocha, achieving 90% test coverage, reducing production bugs by 45%, and improving system reliability.
Education verified_user 0% verified
  • C
    B.S. Computer
    Centro Universitário Luterano de Palmas