Senior Software Engineer, Ruby on Rails

PrizePicks

Senior engineer building scalable Ruby on Rails and Go backend services for PrizePicks’ daily fantasy sports platform. Owning social features, architecture, reliability, and technical delivery.

Posted 9/11/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $175,000 - $185,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in architecting and implementing scalable backend systems using Ruby on Rails and Go, with a strong focus on performance optimization, API design, and database management. Proven ability to lead complex initiatives, mentor engineers, and collaborate effectively across teams in a distributed environment.

Highest-signal resume keywords

Ruby On Rails ProficiencyPostgreSQL Performance TuningAPI Design and DevelopmentDocker and Kubernetes ExperienceBackground Job Processing with Sidekiq

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Ruby On RailsGoPostgreSQLAPI DesignRESTful ServicesSchema DesignQuery OptimizationDockerKubernetesCI/CD Pipelines

Soft Skills

MentoringCollaborationProblem-SolvingAutonomyCommunication

Tools & Technologies

BigQuerySnowflakeSidekiqObservability PracticesDeployment Automation

Industry Keywords

Backend SystemsPerformance BottlenecksTechnical DesignDistributed EngineeringOperational Ownership

Tech Stack

Tools & technologies

BigQueryDockerGoKubernetesPostgresRubyRuby on Rails

About the role

Key responsibilities & impact

Architect and implement performant, scalable, and reliable backend systems primarily in Rails and Go
Identify and extract well-scoped capabilities from existing Rails systems, designing clear interfaces and incremental migration paths
Design reliable data flows between backend services and BigQuery and Snowflake warehouses
Lead complex initiatives from discovery and technical design through implementation, rollout, monitoring, and iteration
Break work into executable pieces, clarify sequencing and ownership, and track risks and dependencies
Partner with Product, Design, QA, Data, Platform, and engineering teams across domains
Diagnose and resolve performance bottlenecks, optimize database queries, and improve backend resilience
Propose and drive architectural decisions and communicate technical recommendations
Mentor engineers through code reviews, pairing, design discussions, and technical guidance
Improve code quality, testing, observability, deployment, and operational ownership
Participate in the on-call rotation, root cause analysis, and long-term reliability improvements

Requirements

What you’ll need

5–8 years of professional software engineering experience, with significant time building production Ruby on Rails applications
Proven track record of owning and delivering complex, multi-component features in a team environment
Experience designing and operating backend systems that handle significant scale and complexity
Experience coordinating technical work across team boundaries and proactively managing dependencies, risks, and changing requirements
Expert-level Ruby on Rails proficiency
Strong proficiency with PostgreSQL, including schema design, query optimization, and performance tuning at scale
Solid understanding of API design, including RESTful services, serialization strategies, and versioning
Experience with background job processing such as Sidekiq and asynchronous workflows
Experience with Docker, Kubernetes, CI/CD pipelines, and deployment automation
Understanding of observability practices including logging, metrics, and tracing
Working knowledge of Go
Ability to operate autonomously in a distributed engineering organization
Must be authorized to work for any employer in the U.S.; employment visa sponsorship is unavailable

Benefits

Comp & perks

Company-subsidized medical, dental, & vision plans
401(k) plan with company match
Annual bonus
Flexible PTO to encourage a healthy work/life balance (2 weeks STRONGLY encouraged!)
Generous paid leave programs, including 16-week paid parental leave and disability benefits
Workplace flexibility and modern work schedules focused on getting the job done, not hours clocked
Company-wide in-person events and team outings
Lifestyle enhancement program
Company equipment provided (Windows & Mac options)
Annual performance reviews with opportunities for growth and career development