Imagem de perfil de cleberw3b
Bandeira de Brazil Capim Grosso, Brazil
Membro desde 13 de novembro de 2016
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Bachelor in System Analises, Certificate III in Business, self-taught computer science. I can build application from scratch using Unix Server, Nginx, Javascript and docker.
$12 USD/hr
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Software Engineer

Nov 2019 - Feb 2020 (3 months)

Created POC to make Proof of Humanity using livestream between members and applicant. The applicant streams audio/video that is uploaded to IPFS (Interplanetary File System) and members can vote, allowing or rejecting the application. NextJS / React / Hooks / PeerJs / WebSocket / Express Server / Nginx / SSL / Firewall Created BitTorrent File System Interface to save and retrieve files. Make Docker deployment of Sovereign Dapp (Create and participate in Digital Autonomous Organizations)


Aug 2018

Created within CEO the business model for digital platform. Brainstorm ideias and validate with users what information is relevant about Brazil's parliament so they can interact and share over our app. Data modelling of Senate and Parliament processes. Mapping of government APIs. Created [login to view URL] website using NextJs + React + Hooks Created APIs to be consumed by our front end Application Management of Linux Server / Docker Deployment Reverse Proxy using Nginx with sub domain and HSTS.

Software Engineer

Aug 2018 - Aug 2019 (1 year)

Consulting in cryptomarket and why Bitcoin is the solution for scarce digital money. Configuration of Signal (Open Whisper) using TOR hidden services. Documentation and process automation. Implementation of secure communication over TOR using cryptographic functions to generate Private and Public keys. Implementation of RPC in a Bitcoin codebase fork and bug fixes. Setup and configure nodes using shell script, docker and Google Cloud. Research of Bitcoin TimeLock Sequence Verify Transaction.

Innovation Developer

Apr 2018 - Aug 2018 (4 months)

Analyse blockchain solutions in order to establish new business process on the payment system FIS offers to its clients. Blockchain research to explain what is possible to do with this technology. Be in contact with startups to get them involved in our business environment, look into their business model to make possible partnerships.

Blockchain Consultant and Developer

Feb 2018 - Apr 2018 (2 months)

Consulting about Bitcoin, Blockchain and cryptomarket. How the technology has been used, which are the benefits and how this tech impacts the stablished payment and issuance methods. Created website using reactJS.

Fullstack Developer

Dec 2016 - Nov 2017 (11 months)

Developed web system using Spring Boot, Spring Security, Thymeleaf, JPA, PostgreSQL, PaaS Openshift, Wildfly10.


Mar 2013 - Jun 2013 (3 months)

Developed first module of SABESP electronic auction using JAVA2EE, JSF, JPA, CSS, JS, Websocket and Oracle10g. Users should enter a room where they could bid to win the project, all the bids is broadcast to every other participant in real time so they can reply.

Programming Apprentice

Sep 2012 - Mar 2013 (6 months)

JAVA2EE, JSF, JPA, Primefaces and Mysql database.


Jul 2011 - Mar 2013 (1 year)

Technical support on systems and infrastructure. User control (Windows Access Control) Search and apply solutions for routines to solve day to day problems. Management of knowledge base and support tickets based on priorities.

Technical Support

Jan 2011 - Jul 2011 (6 months)

Resident technician in two companies. Technology first level support.


Information Systems

2008 - 2012 (4 years)


Certificate III in Business (2015)

ILSC Business School

Study how business works


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