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Pixelmatters is a digital product studio. We're a team of strategists, designers and engineers creating top-quality digital products.
Our mission is to empower businesses to achieve their full potential by creating top-quality digital products while fostering great relationships along the way. We envision a world where great user experience is the norm, not the exception, inspiring businesses and people to be at their best.
We're looking for you, a meticulous, curious and adaptable senior Back-End Engineer, who has the ability to develop scalable and efficient software solutions, ensuring robust functionality and performance. In addition, you are a collaborative team player, actively supporting and promoting knowledge sharing as part of your approach.
Your role will focus on designing, testing, and implementing back-end systems, playing a key role in building secure, high-performance applications. You will be involved in all stages of back-end development, from database design to API implementation and system architecture. For this reason, it's expected that you are comfortable working with server-side languages, frameworks, and cloud infrastructure.
Some of your day-to-day tasks will include developing and optimizing APIs, designing and maintaining databases, managing infrastructure and CI/CD pipelines, writing tests, and ensuring system scalability and reliability.
Requirements
Our mission is to empower businesses to achieve their full potential by creating top-quality digital products while fostering great relationships along the way. We envision a world where great user experience is the norm, not the exception, inspiring businesses and people to be at their best.
We're looking for you, a meticulous, curious and adaptable senior Back-End Engineer, who has the ability to develop scalable and efficient software solutions, ensuring robust functionality and performance. In addition, you are a collaborative team player, actively supporting and promoting knowledge sharing as part of your approach.
Your role will focus on designing, testing, and implementing back-end systems, playing a key role in building secure, high-performance applications. You will be involved in all stages of back-end development, from database design to API implementation and system architecture. For this reason, it's expected that you are comfortable working with server-side languages, frameworks, and cloud infrastructure.
Some of your day-to-day tasks will include developing and optimizing APIs, designing and maintaining databases, managing infrastructure and CI/CD pipelines, writing tests, and ensuring system scalability and reliability.
Requirements
- At least 5 years of experience as a Back-End Engineer
- Expertise in one or more modern web frameworks, such as Ruby on Rails, Django, or NestJS, with the ability to lead design and architecture decisions
- Strong database knowledge, including schema design, performance optimization, and data integrity practices using PostgreSQL, MySQL, MongoDB, and/or Redis
- Solid experience designing and building RESTful and/or GraphQL APIs, and integration with third-party services
- Familiar with version control systems such as Git
- Familiarity with CI/CD pipelines and tools, including the ability to design and maintain efficient deployment workflows.
- Proficiency with unit, integration and e2e tests
- Excellent understanding of English and Portuguese (written and spoken)
- Ability to design and implement applications' architectures in a cloud infrastructure service. GCP and AWS as a plus
- Ability to build and run Docker containers
- Ability to mentor junior developers and uphold best practices within the engineering team.
- Quality-driven, inspiring, and collaborative work environment
- Competitive salary and benefits, including health insurance
- We have an office located at Porto's downtown, while continuing to back our "Remote as default, Office as an option" policy
- The salary range from this role is between €43,626 to €61,126 annual gross which includes meal, vacation, and Xmas allowance.
Key Skills
Ranked by relevance
cloud
cicd
ruby on rails
postgresql
graphql
django
docker
server
mysql
ruby
aws
gcp
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- Posted
- Jul 21, 2025
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Porto
- Company
- Pixelmatters
Industries
IT Services
IT Consulting
Categories
Engineering
Related Jobs
3 roles aligned with this opportunity
View Job Details
Related
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2026-06-19
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View Job Details
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