Fullstack Engineer

If your answer ticks all the boxes, this could be the start of a great collaboration.

• You have a curious mind - You won't understand what we're talking about if you don't 🤔
• You want to learn more around technology - You won't survive if you don't 😱
• You want to make the world a bit better 😇

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in research projects across Europe, collaborating with top universities and enterprises on AI, Data, and Cloud.
About QnR Group

SquareDev is a member of the QnR Group, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

Role Overview:

We are looking for a Fullstack Engineer for our inhouse projects at Squaredev.

The ideal candidate will be responsible for:

• Designing and implementing scalable backend services and APIs using Python.
• Developing responsive and maintainable frontend applications using React and TypeScript.
• Collaborating with product managers and designers to translate business requirements into technical solutions.
• Ensuring code quality through testing, code reviews, and best practices.
• Improving system performance, reliability, and scalability.
• Contributing to CI/CD pipelines and deployment processes.
• Participating in architectural decisions and technical discussions.
• Taking ownership of features from design to production.

To excel in this role, you'll need:

• At least 2 years of experience as a fullstack engineer.
• Bachelor’s or Master’s degree in Computer Science, Information Systems, or a related field.
• Extensive experience building APIs in Python (preferably FastAPI).
• Strong experience in frontend development (preferably React & TypeScript)
• Knowledge of backend systems. Auth strategies, task queues, async programming & event loops etc.
• Experience with CI/CD pipelines and automated deployment workflows.
• Experience with relational or NoSQL databases, including schema design, indexing and performance optimization.
• Comfortable writing tests (unit and/or end-to-end).
• Experience with Git.

Nice to have:

• Familiarity with AI-assisted code generation tools.
• Experience with Node.js.
• Basic understanding of Docker and Kubernetes.