Staff Backend Engineer – Rust / Ruby
Remote · Full-time
About Ubiminds
Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their development teams. We connect Brazil’s top 5% talent with innovative U.S. companies through a unique combination of staff augmentation and employer-of-record services.
We are supporting a U.S.-based healthcare technology company that is building and expanding a healthcare data platform and member management solution used by health insurance carriers and technology partners.
Challenge
We’re looking for a Staff Backend Engineer who combines deep technical expertise with strong ownership and leadership skills.
This role is ideal for someone who enjoys tackling complex and unstructured problems, designing scalable backend systems, and influencing both technical direction and engineering culture. You'll help build the next generation of healthcare infrastructure while contributing to AI-powered initiatives and mentoring other engineers.
As a senior technical contributor, you'll have significant autonomy and the opportunity to shape architecture, engineering standards, and product evolution.
What You'll Do
Build and expand a large-scale healthcare data platform and member management solution.
Design, develop, and maintain high-performance backend services and APIs.
Partner closely with Product and Engineering teams to deliver scalable solutions.
Take ownership of projects from concept through deployment and ongoing operation.
Contribute to AI-powered initiatives and help design and launch AI-driven products and features.
Scale infrastructure that connects healthcare insurance carriers and technology partners.
Improve engineering standards, development practices, and technical processes.
Mentor junior and mid-level engineers through technical guidance and code reviews.
Participate in architecture discussions and long-term technical planning.
Write clean, maintainable, well-tested, and production-ready code.
Required Skills & Qualifications
8+ years of professional software engineering experience.
Strong hands-on experience with Rust in production environments.
Experience designing, building, and maintaining APIs.
Proven experience building and launching AI-powered products or projects.
Strong understanding of software architecture and backend system design.
Passion for software craftsmanship and high-quality engineering practices.
Ability to take ownership of complex, unstructured problems and drive solutions independently.
Experience working in highly collaborative engineering teams.
Strong communication skills with an emphasis on transparency and positive collaboration.
English proficiency at C1 (written and verbal).
Nice to Have
Familiarity with Ruby and Ruby-based applications.
Experience with:
Docker
Kubernetes
Helm
Terraform
Exposure to observability and monitoring platforms such as Datadog.
Experience with performance monitoring and optimization.
Experience handling production incidents and improving operational excellence.
Knowledge of CI/CD optimization and deployment automation.
Background in large-scale distributed systems or infrastructure-intensive products.
Experience working within healthcare, insurance, or highly regulated industries.
Team & Environment
Highly collaborative engineering culture with strong ownership and autonomy.
Opportunity to influence technical direction and engineering standards.
Focus on innovation, scalability, and AI-driven solutions.
Modern cloud-native environment supporting large-scale healthcare technology platforms.
Strong emphasis on mentorship, knowledge sharing, and continuous improvement.
Why Join
Work on meaningful healthcare technology that impacts millions of users.
Help shape the future of AI-powered healthcare solutions.
Influence architecture, engineering culture, and technical strategy.
Collaborate with highly skilled international engineering teams.
Full support from Ubiminds, including career guidance, HR, and administrative services.
Remote-first culture with opportunities for professional growth and global exposure.
About Ubiminds
Our Culture
- People First. We are all about people!
- Challenge yourself. There’s always room for improvement and continuous improvement is in our essence.
- Make it happen. Be ready to take challenges as they come. It’s all about attitude and commitment.
- We’re in this together. We work as a team, thrive as a team, and evolve as a team.
- Averaging on awesome. We work hard to deliver high-quality services and look forward to exceeding expectations.
- Keep it real. We promise you honesty, transparency, and openness, regardless of the situation.
Perks and Benefits
As Staff Backend Engineer @Ubiminds, you:
- You are placed in a product-based company, with the same treatment as their full-time employees.
- Have our full back-office support, from career guidance to HR and concierge services.
- Enjoy our remote-first policy – we are a distributed team, after all.
- Get your own MacBook (none of that "bring your own device" stuff here).
- Have access to growth opportunities with other amazing technology professionals, through tech talks, chapter meetings, and even remote happy hours for tons of fun!
- Improve your English through free lessons with a native English speaker - get to the next level on your communication skills!
- Candidate Referral bonus (promote Ubi to your tech friends, and get paid for it!)
- Miss working in the office? Our cool Florianópolis headquarters is available, whenever you want, with weekly quick massages & tasty snacks, soft drinks, and games
How our process works
1. Interview with Tech Recruiter (chat about the job opening and your experiences)
2. Technical Assessment
3. Client Interview
4. Offer (yay)
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