Available to hire
Hi, I’m Thiago Fernandes do Nascimento. I’m a Senior Backend Engineer with over 9 years of experience building large-scale Java and Spring Boot applications. I specialize in microservices, messaging queues, and high-volume transaction processing. I regularly work with distributed teams and leverage AI-assisted development tools to accelerate delivery and improve code quality.
I enjoy turning complex requirements into scalable architectures and driving digital transformation. I value collaboration across product, design, and operations, and I’m comfortable with overlapping time zones for global projects.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Advanced
Portuguese
Fluent
Work Experience
Technical Lead at Accenture Portugal
November 30, 2024 - September 22, 2025Led feature delivery for clients, including code, documentation and testing. Tech stack included Java, JSP, MVC, Java EE, Oracle PL/SQL, Git, Azure Kanban, and WebSphere. Coordinated performance monitoring and deliveries; collaborated with product owner.
Technical Lead at Accenture Portugal
November 1, 2024 - November 1, 2024Implemented new features for clients, including code, documentation and testing. Technologies included Java, JSP, MVC, Java EE, Oracle PL/SQL, Git, Azure Kanban, and WebSphere. Led the technical team in performance and monitoring, coordinated deliveries to clients, and bridged product owner requests with the development team.
Technical Lead at Accenture Portugal
November 1, 2024 - September 22, 2025Led technical delivery for client features, including code, documentation and testing. Technologies included Java, JSP, MVC, JavaEE, Oracle PL/SQL, Git, Azure, Kambam, and WebSphere. Coordinated performance monitoring and deliveries via Azure and Kambam; mediating product requests and technical solutions with the product owner and team.
Senior Software Engineer at BB Tecnologia e Serviços
May 1, 2023 - October 30, 2025Working on systems integration in analysis, development and architecture activities using Spring Boot, Java, Git, Spring MVC, Linux, among others. The work focuses on delivering new functionalities for interconnecting financial institutions and justice agencies.
Senior Software Engineer at BB Tecnologia e Serviços
May 1, 2023 - PresentLead analysis, development and architecture for system integration, focusing on financial institutions and justice agencies. Use Spring Boot, Java, Git, Spring MVC, Linux to deliver new functionalities connecting financial institutions and justice agencies.
Senior Software Engineer at BB Tecnologia e Serviços
May 1, 2023 - PresentResponsible for analysis, development and architecture in systems integration initiatives. Primary tech stack includes Spring Boot, Java, Git, Spring MVC, and Linux. Contributed to enabling new functionalities and integrations between financial institutions and justice agencies.
Technical Lead at Accenture Portugal
March 1, 2023 - November 1, 2024Technical Lead responsible for delivering new features for clients, including code development, documentation and testing. Technologies included Java, JSP, MVC, JavaEE, Oracle PL/SQL, Git, Azure Kambam, and WebSphere. Led a technical team in performance monitoring and delivery coordination through daily standups and progress reports; interfaced with product owners to translate requirements into technical solutions.
ACT Manager at BB Tecnologia e Serviços
February 28, 2023 - February 28, 2023Functional manager leading ICT teams, involved in hiring, onboarding, customer interaction, service provider management, and procurement. Coordinated a national technology park, monitoring tools, incident management, and administrative logistics. Managed marketing campaigns and a large SMS messaging system with a cross-functional team.
ACT Manager at BB Tecnologia e Serviços
February 28, 2023 - September 22, 2025Functional manager leading ICT teams, conducting technical interviews, hiring service providers, and purchasing tools. Coordinated a large national technology park maintenance, call systems and logistics; managed tasks with Kanban, Azure, MS Project, Teams and Zoom.
ACT Manager at BB Tecnologia e Serviços
February 1, 2023 - September 22, 2025Functional manager overseeing ICT teams, conducting technical interviews, onboarding, customer interactions, hiring vendors and procurement. Managed a national technology park with monitoring tools and incident management using Kambam, Azure, MS Project, Teams and Zoon. Led marketing campaigns and a large telecom SMS system with a cross-functional team; delivered feature evolution and improved national technology services.
Self-Employed at Filius Tonitrui
July 31, 2021 - July 31, 2021Part-time project developing a system to extract data from real estate sales websites; backend with Java, Hibernate and Spring, frontend with ReactJS; centralized database enabling single-query access across multiple sites.
Self-Employed at Filius Tonitrui
July 31, 2021 - September 22, 2025Created a data-extraction system for real estate websites; Backend in Java/Hibernate/Spring; Frontend in React; centralized database enabling single-query access, boosting consultant productivity.
Self-Employed at Filius Tonitrui
July 1, 2021 - September 22, 2025Part-time project to extract data from real estate sales websites. Backend implemented in Java/Spring/Hibernate with React/Bootstrap frontend; consolidated data into a single database to improve user productivity and profitability.
Self-Employed / Freelancer at Filius Tonitrui
January 1, 2021 - July 1, 2021Created a system to extract data from real estate sales websites, consolidating information into a centralized database to improve productivity for real estate consultants. Backend: Java, Hibernate, Spring; Frontend: ReactJS, Bootstrap.
Software Developer (Self-Employed) at Filius Tonitrui
January 1, 2021 - July 1, 2021Created a system to extract data from real estate sales websites; backend Java/Hibernate/Spring with React frontend; centralized database enabling single queries across multiple sites.
Senior Software Engineer at BB Tecnologia e Serviços
December 31, 2019 - December 31, 2019Designed and implemented a system to transfer scanned documents between financial institutions; enabled resilience to interruptions in batch transfers and integrated with ECM and EDI tools using Spring Boot, OAuth, REST, Docker. Also contributed to a call center system for debt recovery with MQTT-based real-time updates, Cisco telephony integration, and ETL pipelines; stack included Angular, Azure DevOps, Git, Kanban, Kubernetes.
Senior Software Engineer at BB Tecnologia e Serviços
December 31, 2019 - September 22, 2025Designed architecture to transfer scanned documents between financial institutions; built with Spring Boot, OAuth, REST and Docker; integrated with ECM and EDI, enabling efficient batch processing and rapid transfers. Also contributed to a call-center system for debt recovery with MQTT-based messaging and Cisco telephony integration.
Functional Manager at BB Tecnologia e Serviços
December 1, 2019 - February 1, 2023Led ICT teams, conducted technical interviews, managed a national technology park, and oversaw service delivery and logistics; acted as liaison with customers and vendors; managed marketing campaigns and large-scale SMS systems.
ACT Manager at BB Tecnologia e Serviços
December 1, 2019 - February 1, 2023Functional manager overseeing ICT teams for information technology and telecommunications services. Conducted technical interviews, collaborated with customers, hired service providers, and procured tools to support operations. Coordinated a national technology park via monitoring tools, incident workflows, and logistics; managed teams using Kambam, Azure, MS Project, Teams and Zoon, delivering feature evolution and ongoing maintenance. Also led marketing campaigns for mass emailing to large client portfolios.
Senior Software Engineer at BB Tecnologia e Serviços
December 1, 2019 - September 22, 2025Designed systems to transfer scanned documents between financial institutions; implemented fault-tolerant batch processing using Spring Boot, OAuth, REST and Docker; integrated with ECM and EDI tools. Also built a call center system for debt recovery with MQTT-based real-time updates, Cisco telephony integration, ETL for portfolio feeds, and Kubernetes-based deployment.
Software Engineer at BB Tecnologia e Serviços
December 31, 2015 - December 31, 2015Developed internal systems to meet administrative needs and created a dashboard generation service that extracts data from Microsoft SharePoint into a data lake using Pentaho and Curl; supported corporate decision-making and performance tracking.
Software Engineer at BB Tecnologia e Serviços
December 31, 2015 - September 22, 2025Developed internal systems to meet administrative needs, enabling resource savings. Built a dashboard service to extract management data from SharePoint into a data lake using Pentaho; supported corporate decision-making.
Senior Software Engineer at BB Tecnologia e Serviços
December 1, 2015 - December 1, 2019Designed and implemented systems to transfer scanned documents between financial institutions, enabling resume from interruption points with batch transfers. Built a backend using Spring Boot, OAuth, REST and Docker; integrated with ECM and EDI tools. Also contributed to a call center system for debt recovery, featuring an MQTT-based messaging model for real-time updates, Cisco telephony integration, and an ETL module to refresh customer portfolios; supported Kubernetes deployments and CI/CD.
Software Engineer at BB Tecnologia e Serviços
December 1, 2015 - September 22, 2025Developed features for internal administrative systems, enabling resource savings and productivity. Technologies included JavaEE, CDI, JSF 2, PrimeFaces, Git, Linux, WildFly, PostgreSQL, Hibernate/JPA. Created a dashboard data extraction service to move data from SharePoint to a data lake using Pentaho, Curl and Microsoft environments, supporting corporate decision-making.
Software Engineer at BB Tecnologia e Serviços
December 1, 2013 - December 1, 2015Implemented internal system features to optimize administrative processes, leveraging JavaEE, CDI, JSF2, PrimeFaces, Linux, Postgres and Hibernate/JPA. Also developed a dashboard generation service to extract management data from SharePoint into a data lake, using Pentaho, Curl and Microsoft environments; enabled monitoring of key performance indicators to support strategic decision-making.
Education
Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - December 31, 2018Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - January 1, 2018Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - December 31, 2018Postgraduate degree in Information Systems Development Management at Faculdade Juscelino Kubitschek
January 1, 2017 - December 31, 2018Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - January 1, 2018Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - January 1, 2018Postgraduate degree in information systems development management at Faculdade Juscelino Kubitschek
January 1, 2017 - January 1, 2018Qualifications
CQRS & Event Sourcing with KAFKA
December 1, 2022 - September 22, 2025Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - September 22, 2025Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - September 22, 2025Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - September 22, 2025Microsoft Certified: Azure Fundamentals
July 1, 2021 - September 22, 2025Scrum Foundation Professional Certification - SFPC
April 1, 2021 - September 22, 2025International Scrum Master Foundation Scrum.as
March 1, 2021 - September 22, 2025CQRS & Event Sourcing with Kafka
December 1, 2022 - September 22, 2025Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - September 22, 2025Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - September 22, 2025Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - September 22, 2025Microsoft Certified: Azure Fundamentals
July 1, 2021 - September 22, 2025Scrum Foundation Professional Certification - SFPC™
April 1, 2021 - September 22, 2025International Scrum Master Foundation
March 1, 2021 - September 22, 2025CQRS & Event Sourcing with KAFKA
December 1, 2022 - October 30, 2025Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - October 30, 2025Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - October 30, 2025Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - October 30, 2025Microsoft Certified: Azure Fundamentals
July 1, 2021 - October 30, 2025Scrum Foundation Professional Certification - SFPC
April 1, 2021 - October 30, 2025CQRS & Event Sourcing with Kafka
December 1, 2022 - December 2, 2025Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - December 2, 2025Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - December 2, 2025Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - December 2, 2025Microsoft Certified: Azure Fundamentals
July 1, 2021 - December 2, 2025Scrum Foundation Professional Certification - SFPC™
April 1, 2021 - December 2, 2025International Scrum Master Foundation
March 1, 2021 - December 2, 2025Microsoft Certified: Azure Fundamentals
July 1, 2021 - January 30, 2026Scrum Foundation Professional Certification - SFPC
April 1, 2021 - January 30, 2026International Scrum Master Foundation Scrum.as
March 1, 2021 - January 30, 2026Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - January 30, 2026Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - January 30, 2026CQRS & Event Sourcing with Kafka
December 1, 2022 - January 30, 2026Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - January 30, 2026Microservices: Clean Architecture, DDD, SAGA, Outbox & Kafka
January 1, 2026 - January 30, 2026Microservices: Clean Architecture, DDD, SAGA, Outbox & Kafka
January 1, 2026 - January 30, 2026CQRS & Event Sourcing with Kafka
December 1, 2022 - January 30, 2026Fundamentals of Architecture of Microservices
December 1, 2019 - January 30, 2026Docker: Essential Tool for Developers
March 1, 2019 - January 30, 2026Multiplatform Android/iOS with React and Redux
February 1, 2020 - January 30, 2026Microsoft Certified: Azure Fundamentals
July 1, 2021 - January 30, 2026Scrum Foundation Professional Certification - SFPC
April 1, 2021 - January 30, 2026International Scrum Master Foundation Scrum.as
March 1, 2021 - January 30, 2026Microservices: Clean Architecture, DDD, SAGA, Outbox & Kafka
January 11, 2030 - March 12, 2026CQRS & Event Sourcing with KAFKA
December 1, 2022 - March 12, 2026Fundamentos de Arquitetura de Microsserviços
December 1, 2019 - March 12, 2026Docker: Ferramenta essencial para Desenvolvedores
March 1, 2019 - March 12, 2026Desenvolvedor Multiplataforma Android/IOS com React e Redux
February 1, 2020 - March 12, 2026Microsoft Certified: Azure Fundamentals
July 1, 2021 - March 12, 2026Scrum Foundation Professional Certification - SFPC™
April 1, 2021 - March 12, 2026International Scrum Master Foundation
March 1, 2021 - March 12, 2026Industry Experience
Financial Services, Telecommunications, Government, Software & Internet, Professional Services, Media & Entertainment, Other
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Hire a Developer
We have the best developer experts on Twine. Hire a developer today.