Wiselyst is looking for a Backend Developer to join on a freelance/P.IVA basis. Your primary focus will be the development of enterprise applications, with an emphasis on microservices and cloud architectures.

What You'll Do

Work on the development of enterprise applications, focusing on microservices and cloud architectures.
Handle technical analysis, development, integration via REST APIs, and writing automated tests.
Actively collaborate with the development team.

What We're Looking For

At least three years of experience in web application and API development in at least one of the following technologies: C# and .NET Framework, Java EE and Spring framework, Node.JS and Express.js and/or NestJS framework, Python and Django, Flask and/or FastAPI framework, PHP and Symfony and/or Laravel framework, Go and/or Rust.
Experience using and querying RDBMS such as Oracle, MS SQL Server, MySQL, or PostgreSQL.
Development and integration skills using SOAP, REST, and WebSocket protocols.
Fluent proficiency in both Italian and English.

Nice to Have

Knowledge of microservices architecture and use of MQTT, AMQP protocols and event-based architectures.
Knowledge of the OAuth2 authentication standard and use of JWT tokens.
Skills in using and implementing DevOps tools like Jenkins, Docker, and Kubernetes.
Experience with unit testing and TDD.
Knowledge of front-end technologies such as Angular or React.

Technical Stack

Languages & Frameworks: C#, .NET Framework, Java EE, Spring, Node.JS, Express.js, NestJS, Python, Django, Flask, FastAPI, PHP, Symfony, Laravel, Go, Rust.
Databases: Oracle, MS SQL Server, MySQL, PostgreSQL.
Protocols & APIs: SOAP, REST, WebSocket, MQTT, AMQP.
Security & DevOps: OAuth2, JWT, Jenkins, Docker, Kubernetes.
Frontend: Angular, React.