Senior Backend Engineer
Tenjin • San Francisco, CA, United StatesDescription
We’re looking for a Senior Backend Engineer to lead development on the backend of our analytics dashboard. You will develop an understanding of the business logic that powers our Attribution component, quickly becoming comfortable with maintaining, augmenting, and debugging issues on our Ruby app, the functionality of which you will also help migrate to Golang over time. You’ll help to design, build, and maintain Ruby/Rails APIs, background jobs, and database schemas that power data-rich React components and interfaces. You’ll work closely with product managers, designers, front-end developers, and infrastructure to rapidly push new features from ideation to production.
This is a hands-on role with plenty of scope to influence architecture, user experience, and coding standards. While we’re targeting senior engineers, we’re open to strong mid-level candidates who demonstrate leadership, ownership, and a passion for full-stack craftsmanship.
Team, Culture, and Product
We're a small engineering team looking to grow. We're a remote-only organization with most of the engineering team working from US timezones. We aim to help mobile app developers make data-driven decisions about their marketing in a secure, privacy-centric, user-friendly way. We encourage flexibility in working locations and hours but also make sure we all overlap at least briefly for a bit each day.
Responsibilities
Lead major architecture and software design decisions
Develop and maintain background jobs (Sidekiq) and employ caching to keep dashboards snappy under load
Own CI/CD pipelines and deployments (GitHub Actions, Docker, Kubernetes/ECS), ensuring that releases are automated, reliable, and fast
Collaborate closely with designers, product managers, and front-end developers to create user-friendly and visually appealing interfaces
Write clear and maintainable documentation
Ensure test coverage for new and existing features
Employ feature flags to support trunk-based development workflows
Adhere to and enforce code style guidelines and best practices
Profile, debug, and optimize performance issues in production and staging environments
Requirements
Deep expertise in Ruby (typically 5+ years)
Familiarity with Rails
Experience with Golang
Experience working with high-volume data ingestion and real-time analytics at scale
Experience building and consuming REST APIs
Familiarity with Git and hosting platforms like GitHub
Excellent organization and communication skills
An appetite for learning, problem-solving, and contributing to a dynamic team environment
Nice-to-haves
Experience with AWS, Kubernetes, and Docker
Experience with PostgreSQL, DynamoDB, Kafka
Experience with mobile app development or mobile marketing
Experience building data-intensive user workflows - customizable tables, charts, etc
Experience working with in-house style guides
Benefits
Annual budget for learning and personal development (conferences, books, classes, etc)
Budget for fitness and well-being activities (gym memberships, fitness equipment)
Unlimited vacation days and a vacation stipend to make sure you take time off (we recommend at least 20 days off per year)
Team off-sites and other get-togethers
Health Care Plan (Medical, Dental & Vision)
Family Leave (Maternity, Paternity)