Lucas S.

Back-end and Systems Engineer

Support helpdesk
1/2/2013 - 1/2/2014

São Paulo and Region, Brazil - Delivered comprehensive customer support through calls, chats, and emails. Empowered customers by educating them on system and application resources. Collected valuable feedback and suggestions from customers and prospects, contributing to product improvement. Screened and managed potential bugs and operational issues affecting the user experience. Conducted necessary follow-up calls with customers to confirm information regarding potential fraud cases.

Senior Developer Specialist
4/2/2021 - Present

Structured the logical and physical organization of system functionality. Provided solutions for IT projects related to software production, focusing on systems development and proposing new solutions for internal and external customers. Built and demonstrated Proof of Concepts (PoC) for addressing various demands and problems. Leveraged strong knowledge in agile methodologies such as Scrum and Kanban to enhance team efficiency. Demonstrated the ability to negotiate and present results to executives effectively.

Acted as an exponent and technical leader for team members, conducting detailed analyses of system requirements based on user needs to ensure consistency, completeness, correctness, and operational feasibility. Ensured the appropriate application of Design Patterns in system architecture. Managed the development and maintenance of web and cloud projects, creating automated testing procedures to maintain high quality levels throughout the software development lifecycle. Collaborated with cross-functional teams to ensure quality at each stage of the lifecycle.

Tech Lead
8/2/2020 - 4/2/2021

Coordinated and motivated professionals in the field, ensuring optimal team performance. Implemented new development models and trends to stay ahead in the competitive market. Managed the development of digital projects and integrated actions with in-person initiatives, enhancing overall project impact. Created technology scopes based on innovative creation ideas and collaborated closely with the creative team to provide technical solutions. Contributed proactively with creative ideas and simplified complex concepts for easier implementation. Addressed and solved performance barriers with creative technical solutions, continuously seeking the best technological options. Acted as a spokesperson for new technologies, innovations, and research, keeping the team informed of cutting-edge advancements. Maintained organized code testing and versioning environments, ensuring seamless project development and deployment.

Software Development Engineer
10/2/2019 - Present

The role demanded deep technical proficiency and successful completion of multiple challenging projects. Developed advanced skills in PHP, utilizing frameworks such as Doctrine and Silex for efficient backend development. Extensively worked with front-end technologies including Ext JS 4.2, Node.js, and Vue.js, showcasing an ability to integrate and enhance user interfaces seamlessly. Expertise in database management and optimization was demonstrated through the use of PostgreSQL and MongoDB. The role also required maintaining collaborative and efficient code repositories, utilizing tools such as SVN and Git for version control and team coordination.

Senior Programmer
1/2/2019 - 10/2/2019

Responsible for the implementation and correction of errors and defects in the system. Developed new solutions in response to requirements defined by systems analysts. Conducted rigorous testing under simulated operating conditions to verify program execution accuracy and performance. Created simulations and established production environments to evaluate program outcomes. Developed supplementary documentation, including user guides and operational instructions. Modified programs to alter processing, coding, and other elements to correct failures and address system changes and new requirements. Ensured development, implementation, and maintenance of systems followed appropriate methodologies and techniques, meeting established objectives related to quality, costs, deadlines, and benefits.

Mid-Level Programmer
1/2/2018 - 1/2/2019

Developed advanced skills in Python, Django, and Flask for backend development. Gained extensive experience with Angular and React for frontend development. Demonstrated proficiency with relational databases such as MySQL and PostgreSQL, as well as NoSQL databases like MongoDB. Utilized tools such as Docker and Kubernetes for containerization and orchestration. Implemented RESTful APIs and GraphQL to facilitate seamless data communication between client and server. Developed CI/CD pipelines using Jenkins and GitHub Actions to ensure efficient and consistent deployment processes. Showcased adeptness in cloud platforms such as AWS and Google Cloud for scalable application hosting and services. Applied Agile methodologies and worked collaboratively in Scrum teams to deliver high-quality software solutions. Built automated testing frameworks and conducted extensive testing using tools like Selenium and PyTest to ensure robust software quality. Employed Elasticsearch and Redis to enhance application performance and search capabilities.

Junior Programmer Level 2
1/2/2014 - 1/2/2018

Responsible for the implementation and correction of errors and defects in the system. Developed new solutions and addressed all requirements specified by the systems analyst. Conducted thorough testing under simulated operating conditions to verify correct program execution and ensure optimal performance. Performed simulations and created production environments to accurately gauge program results.

Bachelor of Information Technology Management at Anhanguera
2013 - 2015

Systems Analysis at AVM Postgraduate Studies
2015 - 2016