Senior Full Stack Blockchain Developer with expertise in technology, focusing on the development sector. Proficient in the JavaScript stack, including React and Node.js, and skilled in TypeScript. Contributed to significant Web3 projects, including the development of a decentralized exchange and a digital crypto wallet supporting both Syscoin and Ethereum networks. Additionally, possesses extensive experience in various Web2 projects for prominent national firms. Dedicated to continual learning in the blockchain environment, leveraging Web3.js and ethers.js to develop applications predominantly on Syscoin, Ethereum, and Polygon networks. Actively seeking new opportunities in both Web2 and Web3 projects as a Full Stack Developer.

A frontend developer since 2020, with expertise in HTML, CSS, JavaScript, and TypeScript, as well as proficiency in frameworks such as React, Gatsby, and Next.js. Experienced in mobile application development using Flutter, React Native, and Capacitor. Portfolio accessible on GitHub at github.com/ydroulis.

With over 17 years of experience in IT and a strong focus on full project development up to MVP delivery, this professional is highly proficient in software development. Holding a degree in Internet Systems from FIAP College, the individual has also achieved certifications from institutions such as Alura + FIAP and Impacta. Expertise spans a wide array of technologies including React, Angular, HTML5, CSS3, JavaScript, API RESTful, MySQL, SQL Server, Oracle, PostgreSQL, NodeJS, Java, PHP, WordPress, VB.NET, ASP.NET, C#, Scrum, Kanban, Git, GitHub, TFS, Bitbucket, microservices, social media integration, and digital marketing. Additionally, cloud computing and DevOps CI/CD skills are validated by experience with Azure, Jenkins, AWS, Heroku, and Vercel, alongside testing frameworks such as Jasmine, Jest, Enzyme, Cypress, Storybook, Checkmarx, and SonarQube. The background in both front-end and back-end development, paired with proficiency in API integration and commitment to W3C web standards, ensures optimal browser compatibility and high-quality deliverables. Agile methodologies like Scrum and Kanban are employed to enhance project efficiency and quality. Constantly seeking new challenges and eager to learn emerging technologies, this developer is committed to delivering solutions tailored to client needs and is prepared to contribute significantly to project success.

A full-stack developer with over five years of concentrated experience in web development, specializing in back-end operations. Proficiencies include developing a range of applications, from simple websites and landing pages to subscription-based content display sites. Although the primary language of expertise has been PHP, the development journey commenced with Python, and there remains a continued engagement with both PHP and newer languages such as Node.js to enhance front-end development capabilities. The developer has a robust understanding of Object-Oriented Programming (OOP) and operates proficiently within Linux environments.

A leader in technology development, specializing in creating innovative solutions in artificial intelligence (AI) and microservices systems, focusing on developing scalable and high-performance architectures with a strong emphasis on integrating advanced technologies to optimize efficiency and functionality. Expertise in conversational and generative AI enables the design of systems incorporating cutting-edge innovations to facilitate natural and intuitive interactions, reflecting proficiency in AI tools and frameworks.

Technical leadership includes coordinating the implementation of distributed systems, utilizing technologies such as AWS Lambda and API Gateway to deliver integrated and efficient cloud services. As an AI specialist and prompt engineer, the role involves developing prompts to enhance the efficiency of conversational and generative systems, integrating these solutions with AI platforms to execute specific tasks and improve interaction and data processing.

Experience as a Software Developer encompasses a wide array of technologies including Java, Vue.js, Flutter, React, Angular, and Node.js, demonstrating competency in developing mobile applications and user interfaces. Technical mastery extends to back-end development using frameworks such as Spring, Hibernate, Express, and NestJS, with practical experience in AI solutions like Microsoft LUIS, IBM Watson, Google Dialogflow, and OpenAI. Proficiency with messaging systems such as RabbitMQ and Apache Kafka, along with managing SQL and NoSQL databases, is also demonstrated.

In the realm of DevOps, there is deep experience with AWS services, the implementation of CI/CD pipelines with Jenkins, version control with Git, and expertise in containerization using Docker and Kubernetes.

Front-end Developer holding a Bachelor’s degree in Audiovisual from Centro Universitário Senac. Demonstrates extensive experience in creating responsive layouts with technologies such as Bootstrap, Flexbox, Grid, SASS, and jQuery. Proficient in setting up development environments using Webpack, Gulp, and NPM, as well as in front-end development for Laravel (Blade). Experienced in managing Linux servers, version control with Git, shell scripting, and applying the Kanban method for workflow management. Actively pursuing further education in Angular and Node.js.


Specializes in agile development, with a strong focus on learning and integrating new technologies and design principles. Proficiencies include backend technologies such as C# .NET, Web GIS utilizing ESRI libraries, SQLServer, and C#. Front-end capabilities encompass frameworks and languages like Angular, React, JavaScript, HTML, and CSS. Proven expertise is demonstrated in effective deadline management and strategic planning acquired through various engineering roles. Additionally, possesses a robust background in design, influenced by both personal and professional experiences in the advertising sector.

Senior C#/.NET Developer with a focus on developing innovative features, currently engaged in the creation of a hybrid Financial ERP system encompassing both cloud and desktop solutions. Brings a wealth of experience in diverse sectors such as gaming, retail market startups, and education. Previously owned and managed an advertising agency, which contributed to a robust technical background and strong leadership abilities.

Emburse Certify Expense is a cloud-based expense management software designed to streamline and automate the process of tracking, submitting, and approving employee expenses. It helps organizations improve compliance, reduce errors, and gain better control over spending by providing tools for receipt capture, policy enforcement, and real-time reporting.

An Emburse Certify Expense expert must have skills in cloud-based software management, data analysis, and financial reporting. Proficiency in integrating the platform with other enterprise systems like ERP and HR software is essential. Knowledge of expense policy configuration, workflow automation, and receipt capture technology is also crucial.

How to hire a Emburse Certify Expense expert

Emburse Certify Expense was created in 2008 to address the need for more efficient expense management solutions. It aimed to simplify and automate the process of tracking, submitting, and approving expenses for businesses. The platform evolved over time to include advanced features like receipt capture, policy enforcement, and real-time reporting, helping organizations improve compliance and control over spending.

About Emburse Certify Expense

Strengths of Emburse Certify Expense include its user-friendly interface, robust automation features, and strong reporting capabilities. Weaknesses may involve occasional integration challenges and higher costs for smaller businesses. Competitors include 

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