Open to opportunities

Danilo Valim

@danilovalim

Message

Brazil

Message

What I'm looking for

I seek remote-friendly roles building scalable backend systems, API-first design, ERP/cloud integrations, and opportunities to lead architecture and improve automation.

Backend Software Engineer with a strong focus on Java and Spring Boot, experienced in building scalable microservices and integrating with complex corporate environments. Skilled in ERP Protheus (ADVPL/TL++), .NET (C#), and modern backend stacks like NestJS. I apply software architecture patterns such as Hexagonal Architecture, CQRS, Clean Architecture, and best practices including SOLID, DDD, and Clean Code.

Proficient in API design (REST/gRPC), messaging systems (RabbitMQ, AWS SQS), CI/CD with GitHub Actions, automated testing (JUnit, Mockito, xUnit, Moq), and data integration (ETL, Power BI). Currently expanding my expertise with ServiceNow, focusing on ITSM automation and certification.

TECHNICAL SKILLS

Languages & Frameworks: Java (Spring Boot), C# (.NET Core), NestJS, ADVPL, TL++, Python

Architecture & Principles: Hexagonal Architecture, Clean Architecture, CQRS, SOLID, DDD, Clean Code, TDD

API & Integration: REST, gRPC, Protheus, iFood, DocuSign, WhatsApp Databases: PostgreSQL, SQL Server, MySQL, MongoDB, Redis Messaging &

Cloud: RabbitMQ, AWS SQS, AWS S3

DevOps & Tools: Git, GitHub Actions, CI/CD, OpenAPI, Docusaurus BI & Reporting: Power BI, ETL Pipelines

Other: ServiceNow (in progress), Angular, PO UI, Docker (basic)

Experience

Work history, roles, and key accomplishments

Current

Backend Software Engineer

Current

LUZA Group

Aug 2024 - Present (1 year 3 months)

Designed backend architecture using Java 21, Spring Boot and gRPC with Hexagonal Architecture; modeled PostgreSQL schemas, integrated Keycloak and AWS (SQS, S3), and implemented ETL jobs for Protheus migration to improve data flows and automation.

Java Spring Boot gRPC PostgreSQL SQS AWS S3 Keycloak Python

Web Development Instructor

Faculdade de Tecnologia de Itapetininga

Oct 2023 - Oct 2025 (2 years)

Instructed courses on Spring Boot and Java web development, preparing students for professional roles in backend development.

Spring Boot Java Teaching Curriculum Development Web Development

Full Stack Developer

Tagui Brasil

Mar 2022 - Aug 2024 (2 years 5 months)

Developed microservices in Java/Spring Boot and Angular frontends, integrated PostgreSQL/MongoDB and AWS services, and led API standardization and documentation to streamline integrations with legacy ERPs.

Java Spring Boot Angular PostgreSQL MongoDB AWS S3 OpenAPI ETL

Senior Systems Analyst

IDX Tecnologia

Nov 2019 - Mar 2022 (2 years 4 months)

Built Java microservices for a B2B agribusiness SaaS platform, led ERP (Protheus) integrations and external API work, and delivered BI solutions and .NET applications for hardware integrations.

Java Microservices .NET SQL Server API Integration BIツール Mercado Pago

Senior Systems Analyst

Ouro Safra Indústria e Comércio LTDA

Mar 2013 - Nov 2019 (6 years 8 months)

Modernized legacy desktop and mobile applications using Clarion, C# and WinDev, migrated data to SQL Server and delivered Power BI dashboards to improve reporting and operations.

C++SQL Server Power BI ETL Reporting

Systems Analyst

Cooperativa Agro Industrial Holambra

Jan 2009 - Jan 2012 (3 years)

Supported ERP implementations in Progress OpenEdge and C#, maintained SPED Fiscal integrations and internal data flows to ensure regulatory compliance and system stability.