jumpseller
jumpseller~14d ago

Full Stack Developer (Ongoing)

PortugalPortugal·Portomid
EngineeringFullstack Developer
0 views0 saves0 applied

Quick Summary

Overview

Jumpseller is a SaaS solution for small business to manage their online business. We focus on making e-commerce easier for everyone, so businesses can focus on what they do best: building and selling their products.

Key Responsibilities

We are looking for a Software Engineer to join our growing team. We look for skilled & dedicated people who share our passion for building a product that millions of people use.

Technical Tools
mysqlrailsreactrubycustomer-supportecommercesaas
  • Work in an informal environment, for a global market;

  • Strive to write clean, modular, flawless and scalable code responsible to handle millions of records;

  • Design new features from ground-up, from a given set of specs;

  • Build automated tests for your code while help improving and maintaining our current test set;

  • Be in contact with our Customer Support Team, resolving technical issues and understand how to improve our service;

  • Take responsibility, autonomy and ownership of your work.

Some projects and activities that we have been recently working on to give you a sense of what you’ll be doing day-to-day.

  • Work along a team of developers, designers and product owners to build a Multi-location Inventory;

  • Help complete one of our recurrent Meta Security Assessments;

  • Create an Import / Export tool, in CSV, to quickly manage stock;

  • Implement a bar code scan in React Native, for our Mobile App;

  • Work closely with our Design Team and set up the infrastructure for our UI Design System;

  • Spend a day working directly with our client-based and Support Team, triaging and fixing production issues;

  • Model in UML a new database structure for our upcoming Gift Cards feature.

  • We will review all the CVs & Cover Letters received;

  • First interviews - lasting 30 minutes. This is an introductory meeting with our People Department, so that you get to know Jumpseller and present yourself;

  • Top candidates will be invited to participate in a Case Study, which will be done at their own pace and should not take over 4hs. Not more than 4 to 6 invitations will be sent. 

  • Finally, a last interview - lasting 45 to 60 minutes - to review the resolution Case Study & focus deeper on your main professional project/achievement;

  • We expect to send you an offer by July.

All candidates will be notified from us once the process is concluded. Those on the last interview stage can request brief feedback about their application.

  • A bachelor/master in Informatics (or related);

  • Proven professional experience in OO programming and web development;

  • Attentive to details, delivering quality code which is maintainable, efficient and reliable;

  • Experienced in MySQL, or other relational databases;

  • Familiar with version-control and automated testing tools;

  • Used to work in JSON/XML/CSV formats and have no issues with HTML/CSS;

  • Experienced in Ruby or Ruby and Rails (the right candidate will be considered without this experience);

  • Good in English communication and teamwork.

Location & Eligibility

Where is the job
Porto, Portugal
On-site at the office
Who can apply
PT

Listing Details

First seen
May 6, 2026
Last seen
May 19, 2026

Posting Health

Days active
14
Repost count
0
Trust Level
19%
Scored at
May 20, 2026

Signal breakdown

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jumpsellerFull Stack Developer (Ongoing)