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Backend Software Engineer — Data Platform & AI Data Products

Together AI San Francisco Full-time Engineering Posted Mar 18, 2026
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What it’s like to work at Together AI

AI Infrastructure · San Francisco

4.1
Employee Rating
3.8
Work-Life Balance
52
Open Roles
open-sourceeng-drivenlearningflatmany-hats

What employees love

  • Open-source AI infrastructure — real mission alignment, not just marketing
  • Small team with outsized research output; your work has direct impact

What could be better

  • Early-stage means wearing many hats constantly — not for specialists
  • Limited career ladder; growth paths are still being defined
View full Together AI culture profile →

About the Role

About the Role

You’ll join the Data Platform team, responsible for building the backend services and “data products” that power how data moves through the company. We create the core platform primitives - high-quality event streams, reliable access layers, and developer-friendly APIs/tools - so teams across the org can self-serve what they need and ship faster. You’ll design, build, and run backend services that create value from our company data, and make our data platform more self-serve (DIY)- so product and engineering teams can easily create and operate event-driven architectures, publish/consume streams, define access models, and ship data products end-to-end. You’ll also build LLM-adjacent services such as prompt categorization/taxonomy, enrichment, and metadata systems that turn raw telemetry into trusted, usable products.

Responsibilities

Requirements

Nice to have

About Together AI

Together AI is a research-driven artificial intelligence company. We believe open and transparent AI systems will drive innovation and create the best outcomes for society, and together we are on a mission to significantly lower the cost of modern AI systems by co-designing software, hardware, algorithms, and models. We have contributed to leading open-source research, models, and datasets to advance the frontier of AI, and our team has been behind technological advancement such as FlashAttention, Hyena, FlexGen, and RedPajama. We invite you to join a passionate group of researchers and engineers in our journey in building the next generation AI infrastructure.

Compensation

We offer competitive compensation, startup equity, health insurance and other competitive benefits. The US base salary range for this full-time position is: $160,000 - $240,000 + equity + benefits. Our salary ranges are determined by location, level and role. Individual compensation will be determined by experience, skills, and job-related knowledge.

Equal Opportunity

Together AI is an Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more.

Please see our privacy policy at https://www.together.ai/privacy

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Frequently Asked Questions

What is the work-life balance like at Together AI?
Together AI has a work-life balance score of 3.8/5 based on employee reviews. This is about average for the AI/tech industry.
What is Together AI’s culture like?
Together AI is characterized by these culture values: open-source, eng-driven, learning, flat, many-hats. Based on employee reviews, the company has an overall rating of 4.1/5. Open-source AI infrastructure — real mission alignment, not just marketing
How many open roles does Together AI have?
Together AI currently has 52 open roles across departments including engineering, product, sales, and more. Roles are refreshed daily from their careers page.
Is this role remote-friendly?
This role is located in San Francisco. Check the job description above for specific location and remote work details.
Apply for this role at Together AI →