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Heisson Willen

Tech Lead at Celus

Heisson Willen has a diverse work experience in the field of software development. Since 2017, they have worked with various companies and organizations, showcasing their skills and expertise in different roles.

Starting in 2017, Heisson worked as a Software Developer and Student Researcher at FAPEMA, where they modeled, planned, and developed a mobile application to aid in the learning of basic math concepts for autistic children.

In 2020, Heisson joined E-Soft Sistemas as a Software Developer, where they developed functionalities for an Enterprise Resource Planning System and improved existing features using Python, Django Framework, and MySQL.

During their time at Universidade de Brasília, from 2020 to 2022, Heisson served as a Teaching Assistant for the Algorithms and Computer Programming course at the Department of Computer Science. Heisson also held the same role for the Numerical Methods in Thermo-fluids course at the Department of Mechanical Engineering.

In 2021, Heisson worked at GLOBAL HITSS as a Software Developer, where they were involved in developing automations for existing infrastructure and maintaining APIs for internal use. Heisson also contributed to data modeling and benchmarking for new microservices.

Additionally, in 2021, Heisson was a Member and later a Trainee at UnBeatables, a role presumably related to a student organization or club.

Moving forward to 2022, Heisson joined Sunbytes as a Software Developer, working on the development of the Audience and Data Engineering Team at Organic. Heisson was responsible for creating and maintaining a GraphQL API using Django and graphene, and contributed to the refactoring of a codebase to achieve SOC 2 Compliance.

In 2023, Heisson will begin working at CELUS as a Software Developer.

Throughout their work experience, Heisson has demonstrated proficiency in a variety of programming languages and frameworks, including Python, Flask, JavaScript, Unity, and C#. Heisson has also gained experience in data engineering, automation, and API development.

Heisson Willen has a Bachelor's degree (Visiting Scholar) in Electrical Engineering from Budapest University of Technology and Economics. Heisson also holds a Bachelor's degree in Control and Automation Engineering from Universidade de Brasília. Additionally, they have a Diploma of Education in Computing and Communication from Instituto Federal de Educação, Ciência e Tecnologia do Maranhão - IFMA. Heisson has also obtained a certification in English Language Proficiency, specifically the EF SET English Certificate (C2 Proficient), from EF Standard English Test (EF SET) in May 2021.

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