Cleverson Queiroz de Paula Soares Head of Engineering

Head of Engineering

Artifact AI

Sep 2025 - Current (1 year 2 months)

Founding Engineer

Artifact AI

Jan 2025 - Sep 2025 (9 months)

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Investor & Advisor

lerian

Jan 2024 - Current (2 years 10 months)

Leriand is a cutting-edge company on a mission to build the next wave of 'as a Service' software, diving into everything from payments to crypto and beyond – exploring all the cool tech we're passionate about.

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Founder

beige.

Nov 2023 - Jan 2025 (1 year 3 months)

CTO for hire. Built products from zero to launch for companies with a combined valuation of over $800 million. Served as Fractional CTO and Staff Engineer, led technical due diligence, and assembled founding dev teams.

Engineering Lead

Firstbase.io

May 2023 - Feb 2024 (10 months)

‣ I led the integration of Firstbase Accounting, building a fully independent architecture designed to scale with future accounting needs.
‣ Using Plaid as the foundation, I integrated financial data aggregation into our system, enabling seamless access to customer transaction histories, account balances, and income data.
‣ I designed and implemented a modular service architecture to ensure the accounting platform could operate independently from other Firstbase services, allowing for easier maintenance and faster iterations.
‣ By leveraging Plaid's APIs and adhering to industry best practices, I delivered a robust, secure, and compliant system in just 1 month, turning it into a revenue-generating product shortly after launch

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Co-Founder & CTO

HealthAPI

Mar 2022 - May 2023 (1 year 3 months)

• Successfully founded and launched HealthAPI, an underwriting platform that digitizes and fuses submissions with the best data sources to surface underwriting insights, personal health classification, and risk scores.

• Implemented strict data privacy and security measures to ensure client confidentiality and compliance with industry regulations.

• Raised ~$100k USD in funding from angel investors to support the platform's growth.

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Partner

Klivo

Dec 2020 - Dec 2021 (1 year 1 month)

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Founding Engineer

Klivo

Jan 2020 - Dec 2021 (2 years)

• As the first Engineer at the company, I played a critical role in building the technical foundation from the ground up. I leveraged Go programming language, AWS as the cloud infrastructure, and Flutter for mobile development for some features, along with automation tools such as bash and terraform.

• I was accountable for designing and implementing a scalable and secure backend infrastructure, ensuring platform stability and reliability. By working closely with other teams, including design, product, and customer success, I also utilized Python for developing Lambda functions, enhancing our serverless architecture and improving the overall efficiency of our applications. This integration of Python allowed for greater flexibili

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Senior Software Engineer

LTM Fidelidade

Oct 2018 - Jan 2020 (1 year 4 months)

• As a Software Engineer at LTM FIdelidade, I was responsible for developing and maintaining the Tracking webservice. Using Node.js and CQRS pattern, I built a robust and scalable service utilizing NOSQL databases, which was automated with core IaaS software on Azure, including Terraform and Consul.

• In addition, I made significant contributions to the company's developer productivity by creating and implementing core developer tools and automations using .NET CORE. These tools streamlined the setup and CI/CD processes, making it easier for new developers to get up and running quickly.

• Furthermore, I played a crucial role in the creation of the back-end for Santander Esfera, one of Brazil's largest loyalty programs,

Senior ServiceNow Technical Consultant

Alpar Tecnologia

Sep 2018 - Oct 2018 (2 months)

While at LTM Fidelidade, I took on the challenge of improving the user experience by integrating ServiceNow with Azure Active Directory, making the authentication process more efficient. I also leveraged my experience with ServiceNow to integrate several of the largest loyalty programs in Brazil, saving time and streamlining the process of crediting points to users. Beyond these specific projects, I was instrumental in maintaining and updating the entire ServiceNow platform, which helped to keep it running smoothly and helped to drive its continued evolution.

Junior servicenow technical consultant

Alpar Tecnologia

Apr 2018 - Aug 2018 (5 months)

At AlparService, I was proud to serve as a key member of the project team dedicated to the LTM Fidelidade client. My expertise was put to use in creating accurate project estimates, leading effective stakeholder meetings, and working alongside my colleagues to design a comprehensive project architecture. Through my hard work and dedication, I helped ensure that the project was delivered successfully and met all expectations. Additionally, I implemented Python-based integrations to enhance system functionality and conducted structured code reviews, which maintained coding standards and ensured the performance and reliability of our software solutions. This commitment to quality and technical excellence contributed significantly to the overal

Intern

Alpar Tecnologia

Jan 2018 - Mar 2018 (3 months)

As an Intern, I was able to make a real difference in a short amount of time. My expertise in AngularJS and JavaScript came in handy when it came to improving the company's systems. I contributed to various projects, focusing on API development and back-end development, which enhanced the overall functionality of our applications. Additionally, I utilized Git for version control, ensuring smooth collaboration within the team. I also developed Python automation scripts that streamlined certain processes, showcasing my adaptability and willingness to learn new technologies. Furthermore, I actively participated in peer code reviews, which not only ensured code quality and adherence to best practices but also fostered a collaborative environmen

Volunteer

FIAP

Dec 2017 - Current (8 years 11 months)

- Helped in the donation of toys and care of children benefited by iHelp (FIAP social responsibility project), on the Christmas Factory project.

Cleverson Queiroz de Paula Soares

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Cleverson Queiroz de Paula Soares