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29,630 Unicorns jobs

Open roles at unicorns — private companies valued at over $1 billion.

29.6K jobs
Reddit Backed by a16zBacked by Sequoia
12 views 4 days ago

Staff Android Engineer, Android Platform

New RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff Android engineer on Reddit's Android Platform team, setting technical direction and leading cross-team initiatives for the Android app and its shared platform — client health (crashes/ANRs/performance), developer experience (build/CI, release safety), and app architecture. Core stack: Kotlin, Jetpack Compose, coroutines, plus observability and build tooling.

AI Android Developer Experience Jetpack Kotlin +2 skills
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
5 views 4 days ago

Staff Software Engineer, Android Design System

New RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff Android engineer on Reddit's Design System Team, building reusable cross-platform UI components and frontend infrastructure that let product teams ship consistent, high-quality experiences. Focus areas: Kotlin/Jetpack Compose architecture, performance at scale, accessibility, and developer experience tooling.

Accessibility AI Android Developer Experience Jetpack +1 skills
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
17 views 4 days ago

Senior Machine Learning Systems Engineer, ML Platform

New RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior engineer on Reddit's ML Platform team building foundational machine-learning data infrastructure — signal-governance tools, prediction logging, and training data systems — plus batch and streaming pipelines that process petabyte-scale data for Feeds, Ads, Recommendations, and Content Understanding.

AI Data Governance Distributed Systems Machine Learning Observability
217K – 303K $
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Reddit Backed by a16zBacked by Sequoia
24 views 4 days ago

Machine Learning Engineer

New RemoteNorth AmericaContract Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
Canada

Builds and deploys production machine learning systems at Reddit, powering personalized recommendations, search ranking, and advertising across Consumer and Ads teams. Works end-to-end on the ML lifecycle using Python/Java/Go, PyTorch/TensorFlow, large-scale data pipelines, and LLM/GenAI techniques.

Agentic AI AI Airflow BigQuery Data Science +18 skills
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Reddit Backed by a16zBacked by Sequoia
57 views 4 days ago

Machine Learning Engineer

New RemoteNorth AmericaContract Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Builds and deploys production machine learning systems at Reddit — powering personalized recommendations, search, ads ranking/bidding, and LLM-driven features — owning the full ML lifecycle from feature engineering through serving and monitoring at internet scale. Core stack: Python/Java/Go, PyTorch/TensorFlow, and large-scale data tooling.

Agentic AI AI Airflow BigQuery Data Science +18 skills
186K – 260K $
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Reddit Backed by a16zBacked by Sequoia
26 views 4 days ago

Machine Learning Engineer, Answers Relevance

New RemoteNorth AmericaContract Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior/Staff ML engineer on Reddit's Answers Relevance team, leading ML projects from idea to production — building large-scale retrieval/ranking, embeddings, RAG, and LLM-powered features. Core stack: Python (Golang a plus), TensorFlow/PyTorch/Hugging Face, and production ML systems.

Agentic AI AI Data Pipelines Data Science Embeddings +12 skills
217K – 322K $
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Reddit Backed by a16zBacked by Sequoia
2 views 4 days ago

Senior Ads Business Development & Partnership Manager

New RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on…

AI Business Development Contract Negotiation Go-to-Market Strategic Planning
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Reddit Backed by a16zBacked by Sequoia
11 views 4 days ago

Staff Community Product Marketing Manager, Trust & Safety

New RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on…

AI Data Science Go-to-Market User Research
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Reddit Backed by a16zBacked by Sequoia
12 views 4 days ago

Senior Software Engineer, Web Platform

New RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior engineer on Reddit's Web Platform team, building and evolving Shreddit — the web platform powering reddit.com. Day to day: platform architecture, HTML rendering, global performance tuning, observability, and developer-experience tooling (CI/CD, AI-assisted workflows) using JavaScript, TypeScript, React, and Next.js.

AI API CI/CD Developer Experience GraphQL +8 skills
191K – 267K $
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Reddit Backed by a16zBacked by Sequoia
7 views 4 days ago

Staff Product Manager, Youth

New RemoteNorth AmericaContractStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Staff Product Manager owning Reddit's youth product initiatives: building age-assurance/verification flows, youth safety protections, and parental controls at the intersection of consumer product, safety, and global regulation. Day-to-day is strategy, cross-functional work with Legal, Engineering, Data, and Policy, and shipping compliant experiences at scale.

AI Machine Learning
217K – 304K $
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Reddit Backed by a16zBacked by Sequoia
9 views 4 days ago

Senior Machine Learning Engineer, Ads ML Efficiency

New RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior ML engineer on Reddit's Ads ML Efficiency team, optimizing production ML workloads for speed, scalability, and cost — profiling bottlenecks across model execution, runtimes, GPU/memory, and infrastructure, then shipping improvements to inference and training. Core stack: Python, PyTorch, and GPU/inference tooling like CUDA and Triton.

AI CUDA Distributed Training GPU Machine Learning +8 skills
217K – 303K $
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Reddit Backed by a16zBacked by Sequoia
10 views 4 days ago

Senior Data Scientist, Safety Enforcement

New RemoteNorth AmericaContractSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.Canada LMIA employer — This employer was issued a positive Labour Market Impact Assessment by Employment and Social Development Canada in the last four quarters, through the High Wage, Global Talent or Permanent Resident streams. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior Data Scientist on Reddit's Safety Enforcement Data Science team, owning abuse-detection problem areas end to end: translating written policy into signals, labels, models/rules, thresholds, launch guardrails, and post-launch monitoring, partnering with Engineering, ML, Policy, and Safety Operations. Core tools: SQL, Python, statistical/ML methods, and language models.

AI Automation Cybersecurity Data Pipelines Data Science +8 skills
191K – 267K $
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Databricks Backed by a16zBacked by BONDBacked by LightspeedBacked by SoftBank Vision Fund
4 views 4 days ago

Sr. Manager, Field Engineering - Telco

Open 116d North AmericaSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.Denmark Fast-track company — This company is certified by SIRI for the Danish Fast-track scheme for hiring foreign skilled workers. The certification belongs to the employer and is not a commitment to sponsor this role.
United States

Req ID - FEQ327R499 The Databricks Field Engineering team activates and accelerates the value our customers get from their data and AI. Major Enterprises in the U.S. are leveraging the Databricks Data Intelligence…

AI Analytics Big Data Data Engineering Data Science +8 skills
192K – 264K $
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Back Market
7 views 4 days ago

Spain Payroll Specialist

Open 39d HybridEuropeFull-time
Spain

Hi, we’re Back Market. We’re here to help make tech reliable, affordable, and better than new . We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing…

Accessibility AI Automation Data Quality
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Scale AI Backed by Y Combinator
13 views 4 days ago

IT Systems Engineer

Open 137d North AmericaFull-time Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Design and maintain secure, zero-trust IT infrastructure for a government-focused AI company, automating identity, access, and compliance workflows using Okta, GCC High/Azure Gov, and federal frameworks.

AI API Authentication Automation Azure +21 skills
149K – 186K $
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Checkr Backed by Y CombinatorBacked by AccelBacked by BOND
10 views 4 days ago

Strategic Finance Senior Manager - GTM

Open 40d RemoteNorth AmericaSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

About Checkr Checkr is building the data platform to power safe and fair decisions. Over 140,000 companies and millions of people rely on Checkr for AI verification in the moments that matter most: getting a new job, a…

AI Analytics Anthropic Cloud Data Analytics +5 skills
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Graphcore
15 views 4 days ago

Staff System Software Engineer

Open 91d Europe, UKStaff Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

Design and automate system-level tests for AI hardware firmware, BMC, and Linux device drivers, ensuring high-quality releases for complex server-class systems.

AI CI/CD Corrective Action C++ Firmware +3 skills
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SpaceX Backed by a16zBacked by SequoiaBacked by BONDBacked by Founders Fund
3 views 4 days ago

Welder (Starship Launch Hardware) - Level 4/5

Open 137d North AmericaFull-time
United States

Fabricates and welds Starship launch hardware using FCAW, GMAW, SMAW, and GTAW processes on carbon, stainless steel, and aluminum; reviews engineering drawings and follows safety protocols in a high-paced aerospace environment.

AWS Confined Space Flux Itar
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Graphcore
20 views 4 days ago

Senior QA Engineer

Open 21d HybridEuropeSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
Poland

Senior QA Engineer at Graphcore in Gdańsk (hybrid, 3+ days/week in office) validating the Kubernetes workload-management stack for AI accelerator hardware. Day to day: building automated test suites in Python/Robot Framework, integration testing, improving CI/CD quality, and debugging across Kubernetes, Linux and infrastructure layers.

AI Automation CI/CD Cloud Cloud Native +8 skills
260K – 352K PLN
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Fivetran Backed by Y CombinatorBacked by a16z
7 views 4 days ago

Senior Account Executive, Commercial

Open 137d North AmericaFull-timeSenior Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

From Fivetran’s founding until now, our mission has remained the same: to make access to data as simple and reliable as electricity. With Fivetran, customer data arrives in their warehouses, canonical and ready to…

Account Executive Analytics Business Development dbt ETL +4 skills
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