Staff Infrastructure Engineer, Barcelona

Staff Infrastructure Engineer
Hello

Were excited to announce an opening for a Staff Infrastructure Engineer to join our Infrastructure Team within the Platform Domain. You will play a critical role in defining and implementing the vision for the Platform supporting Factorials growth for the years to come.

Platform Domain

Our mission is to keep the Factorial application running 24/7, ensure its performance, scalability and security, as well as research improvements to enable Product Engineers to develop new use cases adding value to our customers.

The Engineering team at large

At Factorial, we have a team of +200 very talented Fullstack developers. We look for smart people who are curious, proactive and have good communication skills.

So...What does a Staff level Engineer do at Factorial?
- Design and develop scalable software solutions that meet business requirements and enhance user experience.
- Lead technical discussions and provide guidance to junior engineers on best practices and coding standards.
- Collaborate with cross-functional teams to ensure successful delivery of features.
- Perform code reviews to ensure code quality, maintainability, and performance optimization.
- Identify and troubleshoot software defects and implement effective solutions.
- Stay updated with emerging technologies and industry trends to continuously improve skills and knowledge.

Your profile:

- Youre able to define professional standards and creates concepts used across the company.
- You have a clear vision for the discipline and works step-by-step to make it real.
- Youre seen as a leader technically and culturally, maintaining high-quality standards.
- You drive adoption of new abstractions, creating supporting ecosystems like documentation and metrics.
- You lead key technical decisions and creates company-wide abstractions when needed.
- You encourage innovation, continuous learning, and best practices.

Engagement/Agency:

- Thinks company-wide, planning initiatives with horizontal impact.
- Focuses on creating more Staffs by coaching, sharing knowledge, and easing adoption of new ideas.
- Engages in long-term strategic thinking, aligning engineering vision with leadership and business.
- Challenges engineering processes, from hiring to code deployment.
- Works to connect team efforts with company goals.

Requirements:

- Proven experience as a software engineer, with a strong background in software development methodologies, with experience in SaaS or startup environment being a plus.
- Expertise in programming languages, such as Java, Python, Ruby, or JavaScript.
- Experience with cloud platforms, such as AWS, Azure, or Google Cloud Platform.
- Having been on the Tier 2 on-call rotation handling production incidents.
- Deep knowledge on MySQL administration (deploying, upgrading, fine tuning configuration for performance and stability) - in production
- Strong problem-solving skills and ability to work independently as well as collaboratively in a team environment.
- Excellent communication skills in English.
- At least 10 years of experience working as a Systems/Infra Engineer, with a background as an application developer.

Work ethics:

- You are a team player: You are comfortable helping your teammates, sharing your knowledge, reviewing their code and asking for reviews of your own.
- You have a user-centric mindset: You know that the only reason we write code is to help our users to perform their tasks.
- You are a learner: you want to improve your skills not only in the engineering field but across any other areas.
- You are an owner: You like proposing new hypotheses and being responsible for building, deploying and validating them.
- You love understanding: Breaking down complex problems into basic and shareable elements.
- You are T-shaped: You can tackle tasks in different areas of Infrastructure, with deeper knowledge in one or two.
- You are a mentor: You love to share your experience and expertise to help others grow.

Why Join Factorial?

- Be part of an innovative company that is shaping the future of HR technology.
- Work in a collaborative environment with talented professionals who are passionate about what they do.
- Enjoy competitive salary packages along with benefits such as flexible working hours, remote work options, and professional development opportunities.

How We Work (Barcelona or Madrid Office)

At Factorial, we believe the best products are built when people come together, in person to collaborate, challenge ideas, and move fast. Thats why our Engineering Teams follows an office-first, flexible approach.

We work on-site several days a week, using that time to connect, align, and innovate as a team. However, we also understand the importance of focus and flexibility, so we support remote work when it makes sense - whether for deep work, personal needs, or just a change of scenery.

This balance helps us stay agile, creative, and closely connected, while giving everyone the space to do their best work.

At Factorial we dont evaluate you by the years of experience you have, we evaluate your knowledge and skills. How? We have a Career Path with a rubric framework where we define what is expected for each experience level and skill. This framework allows you to know at which level youre right now and what you need to keep growing. As we love transparency, our Career Path includes the salaries for each level and we share it during the first interview to make sure were aligned.

For this position, the annual gross salary is 86,250 and 108,000 . This includes a base salary of between 75,000 and 90,000 a variable pay of up to 18,000 annually (paid quarterly), depending on the companys goals and quality metrics.

Java, Python, Ruby, AWS