Senior Backend Engineer

New York /
Engineering /
At Saturn, we’re on a mission to build community around the calendar. We’re starting in high schools, and currently help students across the country manage their time and stay better connected with friends. We are funded by General Catalyst, Coatue, Sound Ventures, as well as other top venture investors and angels, and are actively recruiting. If you’re looking to drive a major impact on an energetic and ambitious team, come join us!

To learn more about Saturn’s products on iOS, Android, and Web, visit

Your responsibilities will include:

    • Working on a cross-disciplinary team, leveraging your extensive knowledge and experience building complex apps
    • Partnering with Product and Design to craft performant and delightful user experiences
    • Engaging and managing relations with frontend teams to build seamless integrations
    • Driving a disciplined approach to development, testing, documentation and code structure in a team environment
    • Developing and owning large user-facing features / epics from design through implementation and launch
    • Shepherding the app architecture through best practices and engineering excellence
    • Playing an important role in leveling up the team’s technical depth and efficiency
    • Getting down in the trenches, writing automated tests and providing high quality feedback in code reviews - no task is beneath you

You should have:

    • 5+ years of relevant backend development experience
    • 3+ years of relevant Python web development experience (FastAPI, Flask, Django, etc)
    • Bachelor's degree in Computer Science or a related field, or equivalent experience
    • Extensive experience working with and scaling relational databases such as Postgres utilizing Python ORMs (SQLAlchemy preferred)
    • A strong understanding of best practices for modern web apps, APIs, and microservices
    • Excellent written and verbal communication skills; fluency in English
    • Strong leadership and organizational skills with the ability to mentor and motivate team
    • Experience scaling high-growth systems and diagnosing performance bottlenecks
    • Experience with AWS (EC2, S3, Lambda, Elastic Beanstalk, RDS, ElastiCache)
    • Experience working with and scaling multi-container Docker in production environments
    • Experience working with background jobs (Celery with Redis, etc)
    • Experience working with real-time communication (websockets preferred)
Saturn celebrates and embraces having a diverse team. We are committed to building a team that represents a variety of experiences, backgrounds, and skills. We do not discriminate on the basis of race, color, religion, marital status, age, gender identity, gender expression, sexual orientation, non-disqualifying physical or mental disability, national origin, veteran status, or other applicable legally protected characteristics.