A Full Stack Developer with five years of experience in web development and infrastructure, proficient in Java, SpringBoot, HTML, CSS, BootStrap, JavaScript, NodeJS, API integration, MySQL, MongoDB, Git, GitHub, and Docker. Experienced in developing applications for both back-end and front-end functionalities. Currently pursuing a degree in Computer Science Education at Centro Universitário Leonardo da Vinci (UNIASSELVI). Seeks roles in system development and analysis, as well as software applications with a focus on network management, servers, and distributed systems of operating systems. Committed to continuous learning and expanding knowledge in technology fields.

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.

Backend Software Engineer with over four years of experience in software engineering. Specialized in designing, developing, and maintaining highly scalable Node.js microservices, with proficiency in handling high-demand services through the use of frameworks such as Nest.JS, Express.js, and TypeScript. Demonstrated expertise in managing both relational and non-relational databases, including MongoDB, MySQL, and PostgreSQL, while leveraging cloud computing services such as RDS, Mongo Atlas, and S3. Extensive experience in developing event-driven microservices using technologies like RabbitMQ and SQS, as well as utilizing an array of AWS tools including CloudWatch, EC2, ECS, and Lambda. Skilled in creating applications with high observability and employing monitoring tools such as New Relic, CloudWatch, and Prometheus. Adept at automated testing across various levels, including unit tests, integration tests, performance testing, service testing, end-to-end testing, and mutation testing.

A software development professional with over 11 years of expertise in Java, possessing significant experience in both governmental and private sector projects. This individual specializes in developing Java solutions and Spring Boot RESTful APIs, demonstrating a keen ability to create robust and efficient systems that drive business growth. With a strong commitment to continuous learning and staying abreast of emerging technologies, there is a clear dedication to professional development and delivering high-quality results.

Holder of a Master's and Bachelor's Degree in Computer Science. A high-performance Staff Engineer and Specialist Solutions Architect with over 20 years of professional experience. Recent endeavors include working on critical mission microservices for major Latin American banking and financial institutions using Kubernetes, Java/Spring Boot, and Node/TypeScript within cloud environments.

Full-Stack Developer with over five years of experience specializing in web development. Possesses in-depth knowledge of Node.js, Angular, React, MongoDB, PHP, HTML, CSS, JavaScript, and SQL, coupled with a demonstrated ability to quickly acquire proficiency in new programming languages. Also brings extensive expertise in agile methodologies, particularly Scrum.

A programmer with over a decade of experience in front-end and back-end development, specializing in JavaScript. Possesses a strong focus on front-end development, complemented by substantial back-end skills. Creator of a proprietary reactive library in JavaScript. Actively shares knowledge through a personal blog and a YouTube channel, engaging with the broader programming community. Maintains an active presence on GitHub, where projects and contributions are publicly accessible.

A software engineer with over five years of experience, specializing in web development and proficient in various DevOps technologies. Demonstrates a consistent focus on user experience and code quality through active participation in a diverse range of projects.

Zettle Go is a mobile point-of-sale (POS) app that allows small businesses to process payments, manage inventory, and track sales using smartphones or tablets. It facilitates card transactions through a connected card reader and offers features like invoicing, reporting, and customer management.

A Zettle Go expert must have skills in mobile POS system configuration, troubleshooting card reader connectivity, data analysis for sales reporting, inventory management within the app, and integration with accounting software. Proficiency in using iOS and Android devices is also essential.

How to hire a Zettle Go expert

Zettle Go was introduced in 2011 as a mobile point-of-sale solution to help small businesses process payments and manage sales using smartphones or tablets. It was developed by iZettle, a Swedish fintech company, to provide an affordable and accessible payment processing option for small merchants.

About Zettle Go

Strengths of Zettle Go include its ease of use, affordability, and comprehensive features like inventory management and sales tracking. Weaknesses include limited advanced functionalities and occasional connectivity issues. Competitors include Square, SumUp, and PayPal Here.

Zettle Go

Top 5*

Point Of Sale (POS)

About Zettle Go

How to hire a Zettle Go expert

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