About
I am a technology enthusiast, passionate about games and sports. I am constantly seeking new experiences, and my goal is to help individuals and businesses optimize their activities.

Full-Stack Developer
I have extensive experience in API development and possess solid skills in various programming languages, including C#, C++, Python, as well as knowledge of their respective frameworks.
- Birthday: 7 December 1990
- Phone: +55 48 99970-1180
- Location: Joinville, Santa Catarina, Brazil
- Age: 32
- E-mail: marcosilveira.lg@gmail.com
- Freelance: Available
Feel free to reach out to me if you need assistance with API development, website creation, web applications, or if you are interested in exploring other technologies for challenging projects. I am always ready to contribute my knowledge and expertise.
Skills
With these skills, I am able to create interactive and responsive websites and develop custom applications. My competencies allow me to build attractive interfaces, implement advanced features, and adapt content for different devices. With knowledge in multiple programming languages and popular tools, I am well-prepared to tackle a variety of challenges in the field of web and software development.
Experiences
Throughout my professional journey, I've had the opportunity to apply my passion for technology in various enriching experiences. I've worked in dynamic environments where I could enhance my skills and make significant contributions to innovative projects.
Sumary
Marcos Silveira
With over 3 years of experience as a Backend Developer, specializing in API development, I also possess strong skills in JavaScript frameworks for Front-end. I have comprehensive knowledge in both relational and non-relational databases.
- Joinville - SC, BR
- +55 (48) 99970-1180
- marcosilveira.lg@gmail.com
Education
Jovem Programador
2023
Serviço Nacional de Aprendizagem Comercial – SENAC
Technology training program for programmers. I developed solid skills in C#, C++, and Javascript (React JS and Node JS), as well as deepening my knowledge of MySQL databases. The program included agile methodology practices, requirements analysis for projects, and information architecture concepts. This course has enriched my technical and practical background, enabling me to contribute effectively to software development projects.
Hackathon Jovem Programador
2023
Serviço Nacional de Aprendizagem Comercial – SENAC
Our team participated in a hackathon promoted by Senac, involving all classes of the Young Programmer program. The proposed theme was 'Gamifying the student's journey at Senac SC.' During the event, the team presented the CSD Matrix and Problem Definition, an elaborated solution, the MVP Business Model, a 3-minute pitch, and the presentation slides. Evaluation criteria covered the validation of the problem and MVP, the feasibility of the solution, the positive impact on the sector, and the quality of the pitch. The team stood out, achieving 3rd place among 28 teams from the 19 units of Senac SC.
+Devs2BLU
2022 - 2023
ProWay - Blumenau
A technological training and preparation program for professionals who already have some knowledge of software development, providing advanced training for Full Stack DEV careers. With a 480-hour class load, 400 hours of which are dedicated to Python programming languages and 80 hours to English with an emphasis on conversational fluency, the course aims to hone skills and boost excellence in the area of software development.
Professional Experience
System Developer Analyst
2023 - 2023
Grupo 300 - On-site work model, Joinville, SC
- Business Intelligence (BI): Design and develop Business Intelligence solutions, covering data warehouses, data marts, reports and dashboards.
- Extracting, transforming and loading data from various sources (PostgreSQL, .xlsx, APIs and external platforms) to ensure integrity and accessibility (ETL).
- Develop queries and data visualizations to facilitate interpretation and analysis.
- Collecting, organizing and analyzing data, contributing to assertive business decisions.
- Manage database management systems, online analytical processing (OLAP) and ETL structures.
- Developing scripts and APIs in Python for various purposes, contributing to the automation and efficiency of processes.
Full-Stack Developer
2022 - 2023
Virtual Borders - Remote work model
- Application of development skills to create innovative and customized solutions for robust and scalable web applications.
- Utilization of a variety of technologies and frameworks to achieve high-quality results.
- Active involvement in all phases of the software development life cycle, collaborating with multidisciplinary teams, including designers, business analysts, and project managers.
Portfolio
Under constant construction! Future projects of Apps, APIs, and Data Analysis will be presented soon.
- All
- App
- API
- Data Analysis
Services
I offer a variety of customized web and software development services to meet your specific needs. With my experience and knowledge in multiple programming languages and modern technologies, I am ready to tackle the most complex challenges.

Website Development
I develop modern, interactive and responsive websites that stand out visually and provide a great user experience. My focus is to turning your ideas into reality, whether for corporate websites or online stores.

Project Management
Experience and expertise to ensure the success of your projects.

Web Application Development
I specialize in developing customized web applications with advanced functionalities and specific solutions to meet your business needs. I thoroughly understand your equirements and deliver high-quality results.

Development of APIs
Experience in creating robust and secure interfaces for system and application integration. Developing efficient and scalable APIs for communication and data sharing.

Technology Consulting
I offer technology consulting to guide your strategic decisions and best practices, staying updated with the latest trends.
Contact
Location:
Joinville, Santa Catarina, Brazil
Email:
marcosilveira.lg@gmail.com
Call:
+55 48 99970-1180