Senior Back End Engineer (Ruby on Rails & GO)
PrizePicks26 days ago
Remote, WorldwideSenior / Staff+
Base Salary
$175k - $185k/yr
Responsibilities
- Design, implement, deploy, and monitor backend features and services using Ruby on Rails and Go.
- Help decompose the Rails monolith into independently deployable microservices and contribute to service extraction and architectural decisions.
- Build and maintain APIs for projection management, risk dashboards, alerting, member operations, and other Back Office workflows.
- Own complex, multi-component features from product requirements through production deployment.
- Diagnose performance bottlenecks, optimize database queries, and improve backend resilience under load.
- Define technical direction and communicate architectural recommendations to engineering and business stakeholders.
- Mentor Software Engineers I, II, and III through code reviews, pairing, and technical guidance.
- Improve practices for code quality, testing, observability, and deployment.
- Collaborate with Product Managers, QA, and other engineering teams.
- Participate in the on-call rotation, root cause analysis, and long-term reliability improvements.
Requirements
- 5–8 years of professional software engineering experience with meaningful production experience in both Ruby on Rails and Go.
- A demonstrated ability to own and deliver complex, multi-component features in a team environment.
- Experience with monolith-to-microservices migrations, service extraction, dual-write patterns, and backward compatibility.
- Experience designing and operating distributed systems or event-driven architectures.
- Strong Ruby on Rails and idiomatic Ruby proficiency.
- Strong Go proficiency with production-quality, well-tested code.
- PostgreSQL experience including schema design, query optimization, and performance tuning.
- Understanding of API design and service boundary design, including REST and/or gRPC.
- Experience with asynchronous workflows such as background job processing, message queues, or event streaming.
- Experience with Docker-based containerization and Kubernetes orchestration.
- Familiarity with CI/CD pipelines, deployment automation, and observability practices including logging, metrics, and tracing.
- Ability to work autonomously on ambiguous problems, communicate technical decisions effectively, and context-switch between technical work and collaborative planning.
- Experience working in a fully remote engineering organization.
- Preferred: experience with Pulsar, Kafka, NATS request/reply, JetStream, internal operator-facing platforms, high-traffic real-time systems, Terraform, ArgoCD, sports betting or daily fantasy sports, and AI-assisted development workflows.
- Applicants must be authorized to work for any U.S. employer; visa sponsorship is unavailable.
Benefits
- Company-subsidized medical, dental, and vision plans.
- 401(k) plan with company match.
- Annual bonus.
- Flexible PTO and generous paid leave, including 16-week paid parental leave and disability benefits.
- Workplace flexibility and modern work schedules.
- Company-wide in-person events and team outings.
- Lifestyle enhancement program.
- Company-provided equipment with Windows and Mac options.
- Annual performance reviews and career development opportunities.
- Candidates may work remotely anywhere in the U.S.; Atlanta is preferred.
- The application period is initially open for 30 days, with listed extension dates of July 10, 2026 and August 9, 2026.
Tech Stack
Categories
About PrizePicks
PrizePicks is the fastest-growing sports company in North America according to the 2023 Inc. 5000 rankings, two years running, and the largest independent skill-based fantasy sports operator in the country. The company was recently recognized as the Fantasy Sports Business of the Year Award by the Fantasy Sports & Gaming Association and as the Fantasy/DFS Operator of the Year by EGR North America. PrizePicks is a fun, fast, and simple version of daily fantasy sports, covering a wide variety of sports leagues from the NFL and NBA to esports titles League of Legends, Counter-Strike & Valorant. The company is headquartered in Atlanta. PrizePicks is available in the App Store and Google Play or at prizepicks.com.