Staff Full-Stack Engineer

Yassir; Barcelona; On-site; EUR 60,000 - 85,000; Full time

Job summary

A leading super app company in Spain is looking for a Backend Staff Engineer to drive technical standards across their consumer domain. This role involves leading backend engineers, contributing to architecture decisions, and mentoring junior developers. The ideal candidate has at least 10 years of experience in backend engineering with NodeJS and understands modern JavaScript and tooling. The company values diversity and aims to foster an inclusive culture as part of its mission to innovate daily services.

Qualifications

• At least 10 years of experience in backend engineering with NodeJS.
• Have a deep knowledge of React and NodeJS, and have experience developing products with it.
• Extensive experience with A/B experiments and data-driven product development.

Responsibilities

• Design, build and maintain features for the domain applications.
• Provide technical leadership and manage dependencies.
• Conduct design and code reviews.
• Conduct technical interviews.

Skills

Backend engineering

Problem-solving

Communication skills

NodeJS

Git

Javascript

React

Job description

Yassir is the leading super App in the Maghreb region set to change the way daily services are provided. It currently operates in 45 cities across Algeria, Morocco and Tunisia with recent expansions into France, Canada and Sub-Saharan Africa. It is backed ($200M in funding) by VCs from Silicon Valley, Europe and other parts of the world.

We offer on-demand services such as ride-hailing and last-mile delivery. Building on this infrastructure, we are now introducing financial services to help our users pay, save and borrow digitally.

Helping usher the continent into a digital economy era. We’re not just about serving people – we’re about creating a marketplace to bring people what they need while infusing social values.

About The Role

As a Backend Staff Engineer, you will drive the technical standards for the Backend across our consumer domain, working with multiple squads inside the domain. You will lead Backend engineers with tech roadmaps, architecture decisions, and feature development and release cycle. You will mentor junior developers. You will contribute to scaling up Backend engineers in multiple squads and bringing great talents on board by conducting technical interviews.

Responsibilities

• Design, build and maintain features for the domain applications
• Provide technical leadership and manage dependencies
• Conduct design and code reviews
• Help the domain team members with technical blockers supporting them and helping them grow
• Continuously discover, evaluate, and implement new technologies to maximize efficiency
• Participate in architecture and design discussions
• Participate strongly in building the technical roadmap
• Conduct technical interviews
• Help improve engineering standards, tooling, and processes

Project Ownership

• Perform feasibility studies to validate capability and functionality
• Draft and submit intellectual property
• Research and assess current technologies
• Develop and execute complex, multi-tier distributed software search applications
• Create technical and domain expertise and apply to products and problems
• Assess and write code to improve or extend application
• Manage and assist current software applications
• Experience providing technical leadership, and mentoring others

Experience

• At least 10 years of experience in backend engineering with NodeJS
• Strong foundation in programming fundamentals
• Excellent communication skills
• Enjoy solving problems and helping others meet their goals
• Solid understanding of X
• Substantial experience with Git in a team environment
• Experience writing testable code and unit tests
• Experience in a fast-growing startup in the on-demand services space is a plus
• Have a deep knowledge of React and NodeJS, and you have experience developing products with it
• Experience using modern JavaScript and tooling in a full-stack setting
• Extensive experience with A/B experiments and have a data-driven attitude toward product development

At Yassir, we believe in the power of diversity and the importance of an inclusive culture. So, if you're ready to bring your unique perspective and experiences to the table, then we're excited to listen.

Don't just apply for a job, come and be a part of our journey. Let's create a better tomorrow together.

We look forward to receiving your application!

Best of luck,

Your Yassir TA Team

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.