Tomㅤ Haydenㅤ

Tomㅤ Haydenㅤ

About

Detail

[Elixir, Ruby, Node, Java] |> Software Engineer |> Tech Lead
Curitiba, State of Paraná, Brazil

Contact Tomㅤ regarding: 
work
Full-time jobs

Timeline


work
Job
school
Education

Résumé


Jobs verified_user 0% verified
  • Arionkoder
    Software Engineer
    Arionkoder
    Jul 2024 - Current (2 years 3 months)
    I work as a backend developer using Elixir and the Phoenix framework, primarily focused on building RESTful APIs. The tech stack includes PostgreSQL as the relational database, Redis for caching, OpenSearch for search capabilities, Docker for containerization, and AWS as the cloud provider. Our CI/CD pipelines are managed through GitHub Actions. We follow the Scrum agile methodology, participating in regular ceremonies such as backlog refinements, sprint planning, and daily stand-ups. My responsibilities include implementing features with a strong focus on quality through unit and integration testing, reviewing code from teammates, handling deployments and validating production deliveries, troubleshooting and fixing bugs, and helping prepar
  • Decisiv, Inc.
    Software Engineer
    Decisiv, Inc.
    Jan 2022 - Jul 2024 (2 years 7 months)
    Maintained a Michelin’s customized solution that manages truck maintenance and repair processes. Those maintenance includes new features, bug fixes, troubleshooting, application and database performance review. Technologies adopted: Elixir, Phoenix Framework, PostgreSQL, GraphQL, REST API, Docker, AWS (S3).
  • Zé Delivery
    Software Engineer
    Zé Delivery
    May 2021 - Jan 2022 (9 months)
    Designed, developed & maintained solutions to keep logistics services efficient and reliable. Technologies adopted: Python, PostgreSQL, GraphQL, REST API, Docker, AWS (Lambda, SNS, SQS, DynamoDB, CloudWatch), Clean Code.
  • L
    Lead Engineer
    Jun 2020 - May 2021 (1 year)
    Led the software engineers with conceptions, design of technical solutions with the purpose of sharing knowledge, technical evolution. Always keeping in mind the concern with software quality and software development good practices. Conducted technical meetings with other squads and customers outside the company as well. Together with the team, we designed and built an integration solution from scratch that evolved our product from a manual spreadsheet importing to a seamless data exchanging by API, allowing employees from small and now big companies to access their salary anytime before payday. Show less
  • S
    Software Engineer
    Dec 2019 - May 2020 (6 months)
    Designed, developed & maintained integration solutions between Xerpay’s financial services and employer’s HR services. Technologies adopted: Elixir, Phoenix Framework, Ecto, PostgreSQL, Redis, RabbitMQ, GraphQL, REST API, Docker, AWS, Clean Code.
  • S
    Software Engineer
    Oct 2008 - Dec 2019 (11 years 3 months)
    Maintained a backend solution that provides virtual top-up for carriers’ customers through mobile payment with credit card. A recurring payment subscription is also an option. Developed and migrated the legacies to a new solution in Ruby on Rails, PostgreSQL, Microservices Architecture, AWS, Docker, Git, and Agile Methodologies good practices such as Unit Tests, Code Coverage, Pair Programming, Code Review, Automated Tests, Continuous Integration, Clean Code and so on. Maintained and evolved the legacy software publishing SOAP and after REST APIs allowing carrier’s partners to integrate with us. Technologies related: Java, JEE, JMS, JBoss, JMeter, JProfiler, MS-SQL Server, WebServices, SOAP, REST, SVN, Quartz, UML, PCI-DSS, Linux. Show less
  • Quality Digital
    Java JEE Developer
    Quality Digital
    Aug 2007 - Oct 2008 (1 year 3 months)
    Developed & maintained a complete e-commerce solution for a high-visibility local store in Rio de Janeiro, Casa&Video store. Technologies adopted: Java, JEE, WebServices, BEA Weblogic Application Server, Oracle, SVN.
  • J
    Java JEE Developer
    Feb 2007 - Aug 2007 (7 months)
    Developed & maintained payment module for a customer company of capitalisation insurance industry. Technologies adopted: Java, JEE, Oracle, SVN.
  • FUCAPI
    Java JEE Developer
    FUCAPI
    Aug 2005 - Jan 2007 (1 year 6 months)
    Developed & maintained software for federal government purpose. Maintained & evolved core architecture allowing it to be reusable for other projects inside the company. Technologies adopted: Java, JEE, Struts, Oracle Application Server, Linux, Oracle, MS-SQL Server, CVS.
  • C
    Computer Programmer
    Jul 2004 - Aug 2005 (1 year 2 months)
    Developed & maintained a proprietary ERP for wholesale & retail and business logistics purpose. Technologies adopted: Delphi and MS-SQL.
  • M
    Computer Programmer
    MCtech Consultoria
    Jan 2003 - Jul 2004 (1 year 7 months)
    Developed & Maintained the main software that manages the production process of cyclic machines in manufacturing industry. Technologies adopted: Visual Basic & Oracle.
  • C
    Computer Programmer
    Jul 2000 - Dec 2002 (2 years 6 months)
    Developed & maintained a proprietary ERP for wholesale & retail and business logistics purpose. Technologies adopted: Delphi and MS-SQL.
Education verified_user 0% verified
  • Full Cycle
    master, MBA, Master of Business Administration - MBA, Software Architecture
    Full Cycle
    Jan 2023 - Jan 2024 (1 year 1 month)
  • FUCAPI
    B.Sc., Computer Science
    FUCAPI
    Jan 2001 - Jan 2005 (4 years 1 month)
  • I
    Technician, Industrial Computing
    Instituto Federal de Educação, Ciência e Tecnologia do Amazonas - IFAM
    Jan 1997 - Jan 2000 (3 years 1 month)
This is a community-created genome.