Senior Backend Engineer, Core Systems

TrulyHired; United States; On-site; USD 173,000 - 200,000; Full time

Benefits offered by this job

Medical/Dental + Orthodontics/Vision

401(k) Match

Flexible Paid Time Off

Monthly Technology Stipend

Home Office Setup Stipend

Professional Development Stipend

Paid Parental Leave

Volunteer Days

Diversity & Inclusion

Job summary

Seesaw is hiring a Senior Engineer for the Core Systems team to own backend development and large-scale infrastructure. You will work on HTTP APIs, data storage interactions, and cloud provisioning to ensure reliability and performance in classrooms worldwide.

You will lead cross-functional collaboration with product managers and engineers, driving architectural decisions, security, and cost optimization while delivering scalable, observable systems.

Qualifications

• 7+ years of backend development experience with durable systems thinking.
• Deep understanding of distributed systems concepts (eventual consistency, fan-in/fan-out, backpressure).
• Experience with AWS core services (EC2, Lambda, DynamoDB, S3, ECS/EKS) or similar.
• Proficient with CI/CD pipelines, preferably GitHub Actions.

Responsibilities

• Modify and diagnose code in the Python HTTP backend (Tornado) backed by Dynamo/Elasticsearch/Redis.
• Contribute to infrastructure-as-code repo for AWS provisioning.
• Reason about distributed systems to drive technical decisions.
• Own work from inception to production monitoring and alerting.
• Export best practices around code, tools, and observability to other teams.
• Ensure security and reliability of Seesaw's platform and address vulnerabilities.
• Optimize cloud infrastructure for cost-effectiveness.
• Help develop a technical roadmap and engineering culture.
• Partner with senior team members, product managers, and stakeholders to align infra with business goals.

Skills

Backend development

Distributed systems

AWS core services

CI/CD pipelines

Independent work

Infrastructure at scale

Job description

Seesaw is hiring a Senior Engineer for the Core Systems team to own backend development and large-scale infrastructure. You will work on HTTP APIs, data storage interactions, and cloud provisioning to ensure reliability and performance in classrooms worldwide.

You will lead cross-functional collaboration with product managers and engineers, driving architectural decisions, security, and cost optimization while delivering scalable, observable systems.