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83 tech lead engineering jobs at 59 companies in Fairfield, CA

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Mechanical Engineering Tech Lead
Fremont, California, United States
$130k-$200k/yr OnsiteFull Time
Nova
NovaNASDAQ: NVMI: Provider of metrology and process control solutions for semiconductors.
10+ YOEBS in Mechanical Engineering, 10+ years in semiconductor equipment, expertise in high vacuum design, precision optics mounting, GD&T, proficiency with SolidWorks and SolidWorks PDM, FEA/risk analysis experience.
SolidWorks, SolidWorks PDM
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2mo
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AI Engineering Lead
San Francisco, California, United States
HybridFull Time
DEUNA
DEUNA: Checkout and payment orchestration platform for e-commerce merchants.
6+ YOE2+ Mgmt6+ years in software engineering; 2+ years as Tech Lead or Staff Engineer; proven ML/AI production experience; payments/fintech background preferred; on-prem/hybrid deployment experience a plus; bachelor's degree required
Go, Python, REST, gRPC, AWS, GCP, Kubernetes, Docker, PyTorch, TensorFlow, scikit-learn, MLflow, Weights&Biases, Airflow, dbt
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1w
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Tech Lead, Finance & Supply Chain Engineering
San Francisco, California, United States
$230k-$385k/yr OnsiteFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
Hands-on technical leader for full-stack and data systems supporting finance and supply chain; strong system design, data-engineering judgment, security, reliability, and cross-team communication.
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1mo
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Tech Lead, Explore
San Mateo or United States
$210k-$235k/yr HybridFull Time
Stellic
Stellic: Student degree planning and academic advising software platform.
5+ YOE5+ years backend or full-stack engineering experience, proven 0→1 product leadership, strong SQL/database optimization skills (PostgreSQL a plus), clear communication, and judgment for architectural decisions.
Python, SQL, Django, Angular, React, Remix, PostgreSQL, ElasticSearch, Redis, Git, GitHub, AWS, AWS CodeDeploy, Sentry, Grafana, Prometheus, PostHog, Metabase
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3mo
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Tech Lead Manager, Admin Console
Mountain View or San Francisco
$250k-$300k/yr HybridFull Time
Glean
Glean: AI platform for enterprise search and automated workplace agents
8+ YOE1+ Mgmt8+ years software engineering; 1+ year engineering management; BS/BA in CS or related field; strong coding in Python/Go/Java/C++/JavaScript; enterprise SaaS/admin console experience; mentoring; ability to lead in ambiguity.
Python, Go, Java, C++, JavaScript
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Tech Lead - Growth
San Francisco, California, United States
OnsiteFull Time
Arcade
Arcade: Infrastructure for AI agents to securely interact with external applications.
7+ YOE1+ Mgmt7+ years software engineering with technical leadership; strong backend and systems experience; Go/Python; React; leading small teams; growth mindset.
Go, Python, TypeScript, React, PostgreSQL
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Tech Lead
San Francisco, California, United States
$220k-$250k/yr OnsiteFull Time
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
6+ YOE6+ years professional software engineering experience, leadership and people management, hands-on LLMs and conversational AI experience required, cloud architecture experience (Microsoft Azure preferred), ability to work on-site in San Francisco and right to work in the US.
Microsoft Azure, AWS, GCP, LLMs, ML, NLP
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Sr. Director, NPI, Sustaining, & Tech Transfer Engineering
Fremont, California, United States
$199k-$248k/yr OnsiteFull Time
Cytek Biosciences
Cytek BiosciencesNASDAQ: CTKB: Manufacturer of spectral flow cytometry instruments and biological reagents.
18+ YOEBachelor's degree with 18+ years in NPI, sustaining, and tech transfer of complex instrumentation; experience leading multinational engineering teams; regulatory (FDA/ISO/CE) knowledge; Lean/Six Sigma experience; willing to travel up to 25%.
Lean, Six Sigma, ESDA (Engineering Statistics and Data Analysis)
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Tech Lead Manager, Foundations
San Francisco, California, United States
$230k-$275k/yr OnsiteFull Time
Profound
Profound: Analytics platform for brand visibility in AI-generated search results.
7+ YOE2+ Mgmt7+ years backend engineering; 2+ years in people management; strong identity/auth, PostgreSQL, and B2B SaaS experience; IC capability; enterprise experience.
PostgreSQL, SAML, OIDC, SCIM, Billing, Metering, Audit Logs, Admin Tooling
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Applied AI Tech Lead
San Francisco, California, United States
$240k-$300k/yr OnsiteFull Time
Amigo
Amigo: AI infrastructure for building and training clinical healthcare agents.
Proven history leading engineering delivery end-to-end, deep familiarity or fast ramp with LLMs/agent systems, strong judgment on technical tradeoffs, and experience growing engineers or running small teams.
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Staff Software Engineering Tech Lead, YouTube Living Room
San Bruno, California, United States
$207k-$301k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
8+ YOEBachelor's degree or equivalent, 8 years software development, 3 years C++, 3 years multi-threaded and CPU-sensitive optimization, experience with embedded devices and partner integrations, strong communication and leadership.
C++, Cobalt, Generative AI tools
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1mo
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Tech Lead Manager
San Francisco or New York City or Los Angeles or Seattle or United States
$214k-$248k/yr RemoteFull Time
Check
Check: Provides embedded payroll infrastructure for software platforms.
5+ YOE1+ Mgmt5+ years building complex production software, 1-2 years managing a team, hands-on contributor, proven track record driving business outcomes, experience with Python/Django, React, TypeScript, AWS, Terraform, Postgres, Temporal, and GitHub; interest in applying AI to engineering workflows.
Python, Django, React, TypeScript, AWS, Terraform, Postgres, Temporal, GitHub
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2mo
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Tech Lead Manager - Full Stack
San Francisco, California, United States
OnsiteFull Time
Medra
Medra: Builds autonomous robots and AI for scientific research.
Senior-level engineering lead with strong full-stack experience, Python backend, React frontend, and system design.
Python, React, TypeScript, HTML, CSS, JavaScript, REST, Postgres, Redis
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3mo
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Senior Software Engineer (Tech Lead), Marketplace Middleware Engineering
San Francisco or Denver or New York City
$209k-$240k/yr HybridFull Time
Forge Global
Forge GlobalNYSE: FRGE: Marketplace for trading private shares and pre-IPO stock.
8+ YOE2+ Mgmt8+ years software engineering; technical lead experience; API design with C#/.NET; event-driven systems (Kafka, RabbitMQ); CQRS/Event Sourcing; SQL; fintech exposure; strong collaboration and mentoring.
C#, NET, Kafka, RabbitMQ, Event Sourcing, CQRS, SQL
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5d
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Network Tech Lead
Austin or New York City or San Francisco or Seattle
$242k-$284k/yr OnsiteFull Time
Fluidstack
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
Proven architecture and operational experience across very large network estates; strong design review, cross-domain debugging, and mentorship skills.
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3mo
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Engineering Coach - Health Tech Researchers (Director/VP+)
San Francisco, California, United States
RemoteContract
Mento
Mento: AI-powered career coaching and leadership development platform.
15+ YOESenior engineering leader with 15+ yrs leading technical research teams; AI/ML expertise; PhD preferred; remote NA/Europe; 12+ hrs/month for 24+ months; contract-based coaching.
Python, Machine Learning, Artificial Intelligence, Research Tools
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2w
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Tech Lead, Fleet Response Infrastructure
Mountain View or San Francisco
$251k-$310k/yr HybridFull Time
Waymo
Waymo: Autonomous driving technology for ride-hailing and logistics.
5+ YOEBachelor's in CS or similar, 5+ years web application experience (frontend & backend), familiarity with Angular/TypeScript/RxJS, experience leading technical designs and mentoring engineers, strong reliability focus.
Angular, TypeScript, RxJS, C++
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2mo
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Engineering Manager, Treasury
Austin or Denver or Indianapolis or Los Angeles or Minneapolis or Nashville or New York City or Salt Lake City or San Francisco or Seattle
$175k-$195k/yr RemoteFull Time
Givebutter
Givebutter: Fundraising and CRM platform for nonprofit organizations.
7+ YOE2+ Mgmt7+ years of full-stack experience with modern web tech; fintech systems experience; 2+ years leading a team of 5+; strong in security, compliance, and data integrity; remote team leadership.
React, JavaScript, TypeScript, PHP, Laravel
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3mo
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Tech Lead Manager, Data Infrastructure
San Francisco, California, United States
$250k-$375k/yr OnsiteFull Time
Cartesia
Cartesia: Builds real-time generative voice and multimodal AI models.
Lead data infrastructure team; define multi-modal data strategy; build scalable data pipelines for text, audio, and video; manage external data vendors and budgets; mentor engineers.
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3w
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Tech Lead (DevSecOps)
Melbourne or Sydney or San Francisco or New York City
HybridFull Time
Blinq
Blinq: A platform for creating and sharing digital business cards.
Tech-lead level backend/security experience with Node.js/TypeScript, cloud (GCP), infrastructure-as-code (Pulumi/Terraform), Datadog and EDR, SAST/DAST and dependency scanning, IAM/OAuth/SSO, SOC 2/ISO 27001/GDPR exposure, and experience leading security and incident response.
Node.js, TypeScript, GCP, Cloudflare, Firebase, Pulumi, Terraform, Datadog, EDR, SAST, DAST, Snyk, Dependabot, Renovate, SIEM, Vanta, OWASP, OAuth, SSO, CI/CD, Iru
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