Full Stack Engineer

Full Stack Engineer
Viseu
Viseu, Viseu District, Portugal

Full-stack Developer at Jumpseller
Jumpseller is a Saa
S solution that helps small business manage their online operations. We focus on making
- commerce easier so merchants can focus on building and selling their products. With a startup culture, remote work across two offices (Porto, Portugal and Santiago, Chile) and an international team, you’ll have a chance to grow professionally.

Responsibilities

Work in an informal environment for a global market.

Write clean, modular, scalable code capable of handling millions of records.

Design new features from ground‑up based on specifications.

Build automated tests, improve and maintain the existing test suite.

Collaborate with Customer Support to resolve technical issues and enhance service quality.

Take responsibility, autonomy and ownership of your work.

Qualifications

Bachelor’s or Master’s in Informatics (or related).

Proven professional experience in object‑oriented programming and web development.

Detail‑oriented, producing maintainable, efficient, reliable code.

Experience with My
SQL or other relational databases.

Familiar with automated testing tools.

Comfortable working with JSON, XML, CSV, HTML/CSS.

Use AI coding tools (e. G. , Git
Hub Copilot, Chat
GPT, Claude) to boost productivity and code quality.

Experience in Ruby or Ruby on Rails (preferred but not mandatory).

Experience with React or React Native.

Good English communication and teamwork skills.

Seniority level
Entry level

Employment type
Full‑time

Job function
Engineering and Information Technology

Industries
Software Development

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