Senior Ruby on Rails Fullstack (Senior)

Description

Job Summary: Join us to transform businesses and your career as a PJ contractor with ownership over critical backend projects. Key Highlights: 1. Manager supervision and training 2. Flexible working hours and work equipment 3. Access to AWS certification **Open positions for those who want to transform businesses and their careers!** --------------------------------------------------------------------- ### **What you will find here** As a PJ contractor, you’ll interact with both companies but will be even closer to the client. At UDS, you’ll also have access to: Manager supervision; Training; Flexible working hours; Work equipment; Access to AWS certification.### **Desirable** Advantages • Experience with video pipelines (upload, transcoding, CDN, DRM). • Advanced observability (New Relic/Sentry), feature flags, blue\-green/canary deployments. • Kubernetes/Docker and deployment automation. • Cloud cost optimization and advanced database tuning. • External integrations (webhooks, authentication, BI).### **Job Requirements** • 5\+ years of experience developing production web backends. • Experience with Ruby on Rails Fullstack (or strong foundation in another MVC framework). • Hotwire • Tailwind • ActionView / ActionPack • Relational databases: (PostgreSQL and MySQL) modeling, transactions, tuning. • Non-relational databases: (MongoDB) modeling, transactions, tuning. • Redis/queues and asynchronous processing (Sidekiq/Resque or equivalent). • HTTP/REST: versioning, idempotency, pagination, rate limiting. • Automated testing and CI/CD. • AWS (or similar cloud): S3, CloudFront, EC2/Lambda, IAM, VPC. • Productive use of AI tools for development (Copilot, Cursor, Claude, etc.). • Ownership mindset, sense of urgency, and customer focus. • Strong written communication and organizational skills.### **Your Responsibilities** • You will have ownership over critical backend components, leading end\-to\-end projects (discovery, design, implementation, testing, observability, rollout), always prioritizing reliability, performance, cost efficiency, and security. Responsibilities • Develop and maintain internal tools (CS/Admin): CRUD operations, reports, automations, integrations. • Design, develop, and maintain APIs (REST) for player, dashboard, and integrations. • Data modeling: indexes, query optimization, safe migrations. • Asynchronous jobs: queues, idempotency, retries, dead\-letter queues. • Observability: structured logs, metrics, tracing, SLOs/SLIs. • Performance and cost: propose improvements balancing speed and economy. • Security: authentication/authorization, abuse prevention, OWASP. • Quality: automated tests, PR reviews, coding standards, and CI. • Close collaboration with CTO and PM on technical prioritization and roadmap.### **It’s important to remember that ...** At UDS, we hire competent people who are eager to transform using their knowledge. **This is independent** of your region, age, ethnicity or race, religion, gender identity or sexual orientation. Do your skills match this position? **That’s all that matters.** Do your profile and values align with ours? **Come create transformations with us.**