Loop (loop.com)
Software Engineer, Systems & Performance
$175K–$225K
San Francisco, CA · On-site · Full-time · Posted Jul 28, 2026
- Experience
- Three or more years; open to a range of levels from strong mid-level through senior.
- Visa sponsorship
- Loop may provide employment visa sponsorship; green card sponsorship may also be available based on business needs and eligibility requirements.
About the job
Improve Loop’s platform scalability and performance by setting architectural direction, strengthening observability, resolving production bottlenecks, and leading infrastructure migrations.
What you'll do
- Set scale-focused architectural direction and partner with product engineering teams through design reviews.
- Own and expand observability and performance monitoring for high-load systems.
- Solve production performance problems and lead large-scale infrastructure and architecture migrations.
What they ask for
- Work in the SF office 4+ days a week.
- Three or more years of software engineering experience, including meaningful production work on backend, platform, or infrastructure systems.
- Track record of performance and scaling work on production systems.
- Deep expertise in PostgreSQL, Node.js performance, or cloud infrastructure such as AWS, plus working familiarity with the other two; strong written communication and ability to influence architecture decisions.
Nice to have
- Experience leading a large-scale architecture migration or working with high-throughput data or workflow systems.
Pay
$175,000 to $225,000 annually (base salary)
Tools
AWS, CDK, Fargate ECS, TypeScript, Node.js, Prisma, PostgreSQL, Kafka
Model-written summary · the original posting is authoritative