Fullstack Developer

Description

Job Summary: Fhios is seeking a Fullstack Developer to develop and maintain applications, implement new features, conduct testing, resolve incidents, and collaborate within an AI-driven team. Key Highlights: 1. Full-stack development in an applied AI environment 2. Collaboration with the technical lead and development team 3. Continuous improvement of code and applications Hey! At Fhios, we’re looking for a **Fullstack Developer** to join an important client. Before applying to our job posting, you’re likely wondering: *Who are we?* We’re not “just” a technology consultancy, nor do we settle for being a creative agency. We are EVERYTHING—and our unifying thread is Artificial Intelligence. We apply AI to our Digital Marketing, Development, and Cybersecurity projects. Get to know us! *Where are we located?* Our offices are in Barcelona and Madrid. Learn more on our website: https://www.fhios.es/ **What will be your mission?** * Development and maintenance of applications, both backend and frontend. (Applications in .Net \+ Angular; upcoming developments in .Net and Python/Java with AI support) * Implementation of new features according to technical designs. * Execution of unit tests and validation of developments. * Resolution of incidents and evolutionary/corrective maintenance. * Collaboration with the technical lead and development team. * Technical documentation and continuous improvement of code and applications. **This role is a challenge… What do we expect from you?** * Profile with 2\-3 years of experience in this role and the following technologies: Net C\#, Web API, SQL Server, MySQL, Python, Java, SpringBoot * Experience with AI assistants for software development (e.g., Claude Code, ChatGPT Codex), Jira, VS Code, and GitHub is a plus. **At FHIOS, we don’t just ask—we also offer…** * Job location: Barcelona * Initially fully on-site, then hybrid model. * Thanks to our Onboarding program, we ensure you receive **the warmest possible virtual welcome**. * Enjoy 23 days of annual vacation. * We support your professional development. We partner with platforms like Udemy and subsidize all certifications. Your knowledge makes us stronger. * Refer a friend who joins Fhios, and receive an Amazon voucher worth €500! * Through our flexible compensation system, you can allocate your salary as you wish and benefit from tax deductions via childcare vouchers, meal vouchers, transport passes, and medical insurance. * If you care about your physical and mental well-being, you’ll love that we partially fund your gym membership via Wellhub. * Some companies host afterworks once a week. At Fhios, we take it to the next level! We love organizing the best themed parties and contests with the entire *team*. Don’t believe us? Join us and find out! * Some offices enforce a formal *dress code*. Not ours—so dress however you like! * Fhios is an inclusive, non-discriminatory company where everyone has an opportunity. We have an Equality Committee to ensure equal opportunities and treatment for men and women. * We are *Baby Friendly*. We envision a world where no man or woman must choose between building a family and pursuing their career—and to achieve this, we adhere to an ethical code. At Fhios, babies arrive with bread—and a welcome basket in hand! Are you the unicorn we’re looking for? Join Fhios and become part of our *team*!