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Join a startup on the way up — not a bet, not a giant.

Tech roles at Series A–C companies backed by Sequoia, a16z, Benchmark & other top-tier VCs

  • Sequoia
  • a16z
  • Benchmark
  • Accel
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  • Founders Fund
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  • IVP
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  • Sequoia
  • a16z
  • Benchmark
  • Accel
  • Greylock
  • Founders Fund
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  • Index Ventures
  • Lightspeed
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  • IVP
  • NEA
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Open roles

High-signal tech roles at Series A–C companies, refreshed as boards update.

20 results on this page
Jobs per page
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20 results on this page
Jobs per page
PreviousPage 55Next
Together AI logo
Senior Backend Engineer, Inference Platform
1/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$160,000 - $250,000
Onsite
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
CUDA
Distributed Systems
FlashAttention
FlexGen
+12 more
Posted 2 weeks agoSee job

Together AI is seeking a Senior Backend Engineer for its Inference Platform to build and optimize global request routing, auto-scaling, and multi-tenant traffic shaping. The role requires 5+ years of distributed systems experience and expertise in Rust, Go, Python, or TypeScript, with a focus on low-latency serving of LLMs.

Together AI logo
Senior Machine Learning Engineer, Voice AI
2/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $260,000
Onsite
Together AI logo
Research Engineer, Post-Training Inference
3/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $290,000
Onsite
Together AI logo
Machine Learning Engineer - Inference
4/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$160,000 - $230,000
Onsite
Together AI logo
Lead Product Designer
5/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $240,000
Onsite
Together AI logo
Infrastructure Design Engineer
6/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$210,000 - $250,000
Onsite
Together AI logo
Head of Hyperscaler Partnerships
7/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$300,000 - $350,000
Onsite
Together AI logo
Senior Software Engineer, Observability
8/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $280,000
Hybrid
Together AI logo
AI Researcher, Core ML (Turbo)
9/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $280,000
Onsite
Together AI logo
Data Center Operations Coordinator
10/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$150,000 - $200,000
Onsite
Together AI logo
Sr. Technical Program Manager (TPM)
11/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$225,000 - $265,000
Hybrid
Together AI logo
Staff Software Engineer, Inference / Compute Infrastructure Engineering
12/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$240,000 - $280,000
Together AI logo
Director, Data Center Operations
13/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$250,000 - $300,000
Onsite
Together AI logo
Frontier Agents Intern (Fall 2026)
14/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$58 - $63
Onsite
Together AI logo
Commercial Counsel-Infrastructure and GTM
15/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$200,000 - $230,000
Onsite
Together AI logo
Senior Developer Productivity Engineer
16/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$180,000 - $250,000
Onsite
Together AI logo
Product Marketing Director
17/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$250,000 - $295,000
Hybrid
Together AI logo
Associate, Infrastructure Strategy & Operations
18/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$140,000 - $170,000
Onsite
Together AI logo
IT Engineer
19/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$140,000 - $220,000
Onsite
Together AI logo
Systems Research Engineer Intern - GPU Programming (Fall 2026)
20/20Posted 2 weeks ago

Together AI · San Francisco, San Francisco County, California

$58 - $63
Onsite
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
CUDA
FlashAttention
FlexGen
Python
+4 more
Posted 2 weeks agoSee job

Together AI is seeking a Senior Machine Learning Engineer to drive the model serving layer for voice workloads, optimizing inference for STT/TTS models on their Voice AI platform. This role involves working with TRT-LLM, SGLang, and GPU optimization, and building evaluation frameworks. The position is based in San Francisco with a salary range of $200k-$260k.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
CUDA
Go
Kubernetes
Machine Learning
+7 more
Posted 2 weeks agoSee job

Together AI's Model Shaping team seeks a Research Engineer to develop a platform for customizing open-source models. You'll work on fine-tuning, reinforcement learning, and evaluation services, and optimize inference engines for post-training workloads.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
CUDA
NVIDIA Triton Inference Server
Python
PyTorch
+2 more
Posted 2 weeks agoSee job

Together AI is seeking a Machine Learning Engineer to join its Inference Engine team, focusing on optimizing AI inference systems for large language models. The role involves building production systems, developing runtime inference services, and collaborating with researchers to create cutting-edge AI solutions.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Posted 2 weeks agoSee job

Together AI seeks a Lead Product Designer to shape AI development tools and lay the foundation for its growing design organization. This role involves leading UX initiatives, evolving the design system, and partnering with engineering and product teams. Requires 7+ years of experience in product-driven environments.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
DCIM
GPU Clusters
Infrastructure as Code
Revit
Posted 2 weeks agoSee job

Together AI seeks an Infrastructure Design Engineer to own whitespace design for AI data centers, including rack layout, power, cooling, and cabling. The role involves collaborating with engineering teams and contractors to ensure high-density GPU cluster deployments meet specifications.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
AI Infrastructure
APIs
FlashAttention
FlexGen
+2 more
Posted 2 weeks agoSee job

Together AI is seeking a Head of Hyperscaler Partnerships to lead end-to-end partnership development with major cloud providers, structuring complex commercial deals across model licensing, inference, and cloud distribution. This principal-level role requires deep experience inside hyperscalers and a track record of closing multi-surface agreements.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon Web Services (AWS)
Ansible
CI/CD
ClickHouse
+18 more
Posted 2 weeks agoSee job

Together AI is hiring a Senior Software Engineer, Observability to design and implement a scalable observability platform for their AI Acceleration Cloud. The role involves building monitoring, alerting, and telemetry systems using tools like Prometheus, Grafana, and OpenTelemetry, with a focus on GPU utilization and system performance. Requires expertise in Go/Python, Kubernetes, and distributed systems.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
FlashAttention
FlexGen
GPU Computing
High-Performance Computing
+8 more
Posted 2 weeks agoSee job

Join Together AI's Turbo team as an AI Researcher to work at the intersection of efficient inference and RL-driven post-training. You'll design and optimize production-scale systems—from algorithms to kernels—and contribute to frontier model development.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Jira
Microsoft Excel
ServiceNow
Posted 2 weeks agoSee job

Together AI is seeking a Data Center Operations Coordinator to manage break/fix activities across multiple data centers, coordinating vendors, tickets, and reporting to ensure uptime and fast resolution.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon Web Services (AWS)
Data Storage
Distributed Systems
Google Cloud
+4 more
Posted 2 weeks agoSee job

Together AI is hiring a Senior Technical Program Manager to lead cross-functional teams in building and scaling global GPU infrastructure for AI. The role owns the product roadmap, coordinates with research and engineering, and ensures reliable operations of distributed systems.

Onsite
Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon SQS
Apache Kafka
Bare Metal
Baseboard Management Controller
+14 more
Posted 2 weeks agoSee job

Together AI is hiring a Staff Software Engineer to build the infrastructure that provisions and manages GPU clusters for AI inference. The role involves designing state machines, APIs, and self-healing systems to turn bare metal into running inference clusters.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
DCIM
GPU Computing
Posted 2 weeks agoSee job

Together AI is hiring a Director of Data Center Operations to own the operational foundation of its growing data center portfolio across the US and Asia. This role involves designing and commissioning white space deployments, building a break-fix team from scratch, and managing multiple sites. Requires deep technical knowledge of power and cooling systems, plus leadership experience.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Deep Learning
FlashAttention
FlexGen
Foundation Models
+7 more
Posted 2 weeks agoSee job

Research internship at Together AI on frontier agents, focusing on building, aligning, and scaling AI systems for complex tasks. Collaborate with leading researchers on training recipes, dataset curation, and infrastructure for agentic AI.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Data Privacy Regulations
FlashAttention
FlexGen
RedPajama
Posted 2 weeks agoSee job

Together AI seeks a Commercial Counsel to support infrastructure and go-to-market agreements. The role involves negotiating GPU and cloud capacity deals, managing enterprise commercial agreements, and building scalable legal workflows. Requires a JD and 5+ years of commercial transactions experience.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon EKS
Ansible
Argo CD
Cursor
+12 more
Posted 2 weeks agoSee job

Together AI is hiring a Senior Developer Productivity Engineer to own the systems and tooling for CI/CD, release infrastructure, local dev environments, and testing systems. The role is high-leverage and build-heavy, focused on enabling engineers to ship quickly and reliably.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Artificial Intelligence
Cloud Computing
FlashAttention
FlexGen
+1 more
Posted 2 weeks agoSee job

Together AI seeks a Product Marketing Director to lead and scale the product marketing function, owning positioning, messaging, and GTM strategy for its AI cloud platform.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Spreadsheet Tools
SQL
Posted 2 weeks agoSee job

Together AI is scaling its compute infrastructure and needs an analytical backbone to support capacity planning, compute sourcing, vendor evaluation, and site selection. This role partners with Infra Eng and Finance to drive data-backed decisions.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
Amazon Web Services (AWS)
Android
Bash
Google Workspace
+8 more
Posted 2 weeks agoSee job

Together AI is seeking an IT Engineer to provide hands-on support for in-office and remote employees, manage MDM fleets, administer Okta and SaaS tools, and support procurement and asset management. The role requires experience with Okta, Google Workspace, macOS, and automation.

Series C
Funded 3 mo ago
51–200
$1B-$10B
Coatue Management
General Catalyst
+1 more
CUDA
NVIDIA Triton Inference Server
Posted 2 weeks agoSee job

Together AI is seeking a Systems Research Engineer Intern specialized in GPU programming to develop and optimize GPU-accelerated kernels for ML/AI applications. You will collaborate with cross-functional teams, contribute to cutting-edge AI infrastructure, and work on influential open-source projects. This fall internship offers competitive compensation and a unique opportunity to work with industry-leading engineers.