Luiz Guilherme Almeida Santos
Salvador
Summary
Experienced Software Engineer with a proven track record in developing and maintaining robust software systems across various industries, including e-commerce, education, and fitness management. Strong background in backend development, API development, and system integrations. Successfully led projects that enhanced system performance and user satisfaction for high-profile brands. Known for effective problem-solving, leadership, and teamwork. Seeking a Software Engineer position to contribute technical expertise and drive successful project outcomes.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Software Engineer
Salesforce
03.2022 - Current
- Designed and implemented a conversational journey in digital channels for e-commerce platforms, enhancing customer satisfaction through conversational experience.
- Implemented security protocols, such as Two-Factor Authentication (2FA) to authenticate buyers in conversational experience and encryption methods to generate secure PIN codes, ensuring data protection and compliance.
- Improved system observability by enhancing logging and monitoring tools, resulting in quicker issue resolution and reducing incidents by 30%.
- Mentored and guided junior engineers, promoting professional growth and improving team capabilities.
- Conducted code reviews, ensuring high-quality code and adherence to best practices.
- Collaborated on stages of systems development lifecycle from requirement gathering to production releases, utilizing Agile methodologies.
- Utilized: Java, Spring, Spring Boot, Maven, Bazel, RESTful APIs, CI/CD tools (GitHub Actions), Splunk, PagerDuty, Grafana, JUnit, Mockito
Software Application Engineer
Blue Acorn iCi
11.2021 - 02.2022
- Collaborated with migration of multi-site e-commerce platform from legacy architecture (Site Genesis) to modern architecture (SFRA), enhancing site performance and user experience.
- Optimized multi-country e-commerce setups, improving global site functionality and SEO.
- Developed and integrated custom components to extend platform capabilities, aligning with client requirements.
- Utilized: Salesforce Commerce Cloud (SFCC), JavaScript, Node.js, SEO tools, custom SFCC components
Software Development Analyst
Atonit
04.2021 - 02.2022
- Led development of e-commerce sites (B2C and B2B) for high-profile brands, utilizing Salesforce Commerce Cloud (SFCC).
- Integrated various cloud services to enhance e-commerce features, including abandoned cart recovery and marketing automation.
- Integrated with payment gateway (Adyen) to support PIX, bank slips, and credit card payments, as well as AME Digital for cashback and ClearSale for anti-fraud measures.
- Integrated shipping systems (M&O and Intelipost) for real-time shipping cost calculation and client-developed Order Management Systems (OMS) for order integration.
- Collaborated with UX teams to optimize checkout processes, increasing conversion rates and improving user experience.
- Created and managed Bitbucket Pipelines, leading the process from development to production, including DNS and CDN configuration for product GA.
- Worked closely with clients, acting as technical go-between and assisting with customer requirements and technical configurations.
- Utilized: Salesforce Commerce Cloud (SFCC), JavaScript, Node.js, Marketing Cloud, Service Cloud, UX tools, A/B testing, payment gateways, anti-fraud integration, shipping system integration, OMS integration, Bitbucket Pipelines, DNS, CDN
Back-end Development Analyst
Sambatech
11.2020 - 04.2021
- Developed and maintained Learning Management Systems (LMS) using Node.js, TypeScript, and PostgreSQL.
- Utilized: Node.js, TypeScript, PostgreSQL, RESTful APIs, AWS S3, AWS Cognito
Junior System Analyst
Capgemini
12.2019 - 11.2020
- Contributed to development of internal management system for international project, using Pega Platform.
- Automated testing procedures, reducing manual testing efforts and increasing efficiency by 25%.
- Utilized: Pega Platform, JavaScript, Postman
Junior Back-end Developer
Polisystem
10.2019 - 11.2019
- Developed and maintained a fitness management system using Java and Spring framework.
- Created reports for fitness management system to meet business requirements, including financial reports and attendance tracking.
- Utilized: Java, JasperReports, MySQL, SQL Server
Education
Systems Analysis and Development | Technologist -
Catholic University of Salvador
Salvador, Brazil06.2021
Skills
- JavaScript & TypeScript (Nodejs), Java, Expressjs, Spring
- RESTful APIs, GraphQL,
- Apache Kafka
- PostgreSQL, MySQL, MongoDB, Redis, TypeORM, Sequelize
- AWS (S3, Cognito)
Technical:
- CI/CD: Docker, Bitbucket Pipelines, GitHub Actions, Jenkins
- Jest, Mocha, Chai, JUnit, Mockito, TDD,
- SOLID, Design Patterns, Clean Code, DRY, YAGNI, KISS
- Salesforce Commerce Cloud (SFCC)
- Leadership, Problem-Solving, Team Collaboration
Soft:
Certification
- 04/2020, Pegasystems, 373171271, Pega Certified System Architect
- 08/2020, EF Language Schools for Professionals, EF Level 16 - Upper Advanced - CEFR Level C2
- 08/2020, CertiProf, 43987758, Scrum Foundation Professional Certificate (SFPC)
- 10/2021, Salesforce, Salesforce Certified B2C Commerce Developer, 22548341
Languages
English
Advanced (C1)
Portuguese
Bilingual or Proficient (C2)
Spanish
Beginner (A1)
Timeline
Software Engineer
Salesforce
03.2022 - Current
Software Application Engineer
Blue Acorn iCi
11.2021 - 02.2022
Software Development Analyst
Atonit
04.2021 - 02.2022
Back-end Development Analyst
Sambatech
11.2020 - 04.2021
Junior System Analyst
Capgemini
12.2019 - 11.2020
Junior Back-end Developer
Polisystem
10.2019 - 11.2019
Systems Analysis and Development | Technologist -
Catholic University of Salvador
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