As a Senior Back-end Developer at Rovo Assembly you will be responsible for leading the architecture and development of reliable, scalable, and high-performance services. You will help drive backend initiatives and contribute to the evolution of our service-oriented and distributed systems. You’ll collaborate across disciplines, advocate for backend best practices, and help drive the evolution of our platform’s backend architecture.

Why join Assembly?
Assembly is a business unit of the Rovo Group that combines both physical and digital product, and was created to revolutionize how custom merchandise is made and delivered. We blend technology and supply chain mastery to help brands create personalized apparel and accessories — fast, reliably, and at scale.

Architecture & System Design

• Architect and implement secure, scalable, and reliable distributed systems and APIs
• Design service-oriented architectures that enable performance, fault tolerance, and long-term maintainability
• Drive technical planning and architectural decisions with an eye toward growth and system evolution

• Develop high-performance services using Node.js, TypeScript, and related backend technologies
• Ensure all services are well-tested, monitored, documented, and optimized for performance and resilience
• Lead backend initiatives from concept to deployment, with a focus on quality and reliability

• Implement backend security best practices (e.g. CORS, CSRF, OWASP) to safeguard services and user data
• Define and enforce coding standards, documentation practices, and review processes across the backend team
• Continuously identify technical debt and scalability issues and propose actionable solutions

• Work cross-functionally with product, design, and engineering teams to align technical efforts with business needs
• Mentor junior and mid-level developers, participate in code reviews, and contribute to team growth

Must-have

• 8+ years of experience in backend development, with a focus on scalable, service-oriented architectures
• Expertise in Node.js, TypeScript, and distributed systems design
• Strong knowledge of API design, backend performance optimization, and system observability
• Deep understanding of security best practices in backend development
• Experience with CI/CD pipelines and deployment automation
• Strong communication skills and the ability to work collaboratively across teams

• Experience working with Headless CMS or content-heavy platforms
• Background in experimentation-heavy environments or A/B testing infrastructure
• Familiarity with cloud-native services and infrastructure-as-code practices
• Prior experience in fast-paced product or e-commerce teams

• Health insurance coverage.
• Flexible work schedules that promote work-life balance.
• Generous allocation of 26 vacation days per year.
• Collaborative and supportive work environment.
• Opportunity for professional growth and development.
• Modern and well-equipped office space in a convenient location.

As one of the leading agencies in Portugal, our reputation for excellence is a testament to our philosophy of pushing the boundaries in textile sourcing and production.

Over the years, we have brought our expertise and industry insight to 150+ apparel, fashion, and luxury clients, working exclusively with factories that share our ethos of transparency, quality, and environmental responsibility.

We believe that exceptional products require not only a deep understanding of the industry, but also an unwavering dedication to constant improvement and innovation. That's why we approach every project by leveraging our extensive network of suppliers to explore and adopt new trends in manufacturing, technology, and sustainability.

We are committed to minimising our environmental impact, supporting ethical practices, and promoting positive social change to create a more inspiring future for all.