Software Engineer, Backend

Benefits

Parental leave

Not verified

Non-birth-parent leave

Not verified

Family-building benefits

• Fertility benefits: Not verified
• Adoption assistance: Not verified
• Surrogacy assistance: Not verified

Mental health support

Not verified

Relocation assistance

Not verified

Childcare support

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Learning budget

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Verification

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Salary

$115K-$180K From the posting source checked Jun 20, 2026

401(k) match

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Market context

U.S. role benchmark (BLS OEWS)

$116,543 U.S. median for this role

Projected growth (BLS Employment Projections)

+9.8% - Much faster than average

27% above the BLS role benchmark for software engineering aggregate.

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function

Engineering From the posting source checked Jun 20, 2026

Seniority

Mid From the posting source checked Jun 20, 2026

Schedule

Shift type

Not verified

Weekend work

Not verified

Company

Company stage

Seed From the posting source checked Jun 20, 2026

Equity

Offered From the posting source checked Jun 20, 2026

Application

Cover letter

Not verified

Assessment

Not verified

Deadline

Not stated

Where they hire

State eligibility is not yet verified.

About this role

Software Engineer, Backend San Francisco, United States Overview Zelos is building the data platform for mission-critical systems, helping teams observe, control, and test their systems on a collaborative platform - from prototype to production. Founded by Tesla and Neuralink engineers, backed by YC and Human Capital. As a Backend Software Engineer, you will build and maintain distributed systems that process and store very high-frequency time-series data. This includes designing scalable storage solutions that can manage large datasets in real-time, optimizing system performance, and engaging with customers to deliver effective data solutions. Our backend system is primarily built in Rust, and leverages technologies such as Apache Parquet and Arrow. What we're looking for - Strong proficiency with backend languages (Rust, Golang) for building scalable services - Proven track record architecting cloud-native solutions on AWS, Azure, or GCP - Experience with modern build and deployment tooling (NixOS, Docker, Kubernetes, Terraform ) - Understanding of storage solutions such as Parquet, InfluxDB, TimescaleDB, or similar - Familiarity with technologies like Apache Arrow plus experience with distributed databases What to expect You'll join a team of seasoned engineers building cutting-edge solutions for the next generation of connected systems. We value first-principles thinking, hands-on problem solving, and collaborative engineering. As a startup, you'll have significant influence over our technical direction and the opportunity to build systems that directly impact how teams develop and deploy mission-critical hardware. We understand that no one individual knows everything. We will all learn together and from each other. We strive to

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