Jobera
All JobsView all categories →

Popular Categories

  • Retail90.7k
  • Healthcare85.5k
  • Operations81.1k
  • Sales64.2k
  • Engineering52.1k
  • Healthcare Clinical47.0k
  • Food Service42.4k
  • Software Engineering33.2k
  • Skilled Trades & Field Services26.4k
  • Finance & Accounting24.4k
  • Education & Training19.5k
  • Marketing18.8k

Job Roles

  • Retail Sales Associate41.1k
  • Nurse29.6k
  • Software Engineer28.9k
  • Account Executive26.3k
  • Shift Supervisor18.4k
  • Project Manager15.8k
  • Assistant Store Manager14.8k
  • Restaurant Server14.3k
  • Driver13.8k
  • Customer Support Specialist12.9k
  • Pharmacy Technician12.4k
  • Store Manager10.3k
  • Caregiver10.1k
  • Maintenance Technician9.8k
  • Behavior Technician9.6k
View all categories →
AI Resume Builder
Build & tailor your resume
AI Resume Creator
Tailor your resume to a job
AI Cover Letter
Personalized letters by AI
AI Headshots
Professional photos from selfies
Job Tracker
Track all your applications
Job Search Analytics
See what gets replies
Super Search
Search every job site at once
Chrome Extension
Autofill job applications
See all tools→
Remote JobsEmployersLocations
Career Tips
Cover Letter
CV Tips
Job Interview
Remote Work
Resume Tips
Work Statistics
See all resources→
Log inSign up
Post a Job
Jobera

Smarter job search, powered by transparency.

For Job Seekers
Browse JobsRemote JobsAI Resume BuilderAI Resume CreatorAI Cover LetterAI HeadshotsJob TrackerJob Search AnalyticsSuper SearchChrome Extension
For Employers
Post a JobPricingEmployer Dashboard
Company
Contact
© 2026 Jobera. All rights reserved. · About · Editorial policy · contact@jobera.comMade with ❤ in Poland
HomeJobsData & AIData Science

Data Science Jobs

2.4k open positions
United States925India117United Kingdom102Canada92France82Germany54Singapore45China32Hong Kong29Brazil24Netherlands23Taiwan21Ireland21Spain20Poland19
2,425 jobs
Filters
Work Mode
Salary Range
$0k$200k+
$0k$50k$100k$150k$200k
Location
Who can apply
Experience
Employment Type
Job Alerts

Get notified about new jobs matching your filters.

Create a free account for extra job tools.
Log in
Showing 20 of 2,425 jobs
T
The Allen Institute for Artificial Intelligence·United StatesUnited States·Seattle·On-site

Research Scientist, Asta

$167k–$261k/year
34
Lowest

Persons in these roles are expected to work from our offices in Seattle. On-site requirements vary based on position and team. If you have questions about on-site work arrangements for this role, please ask your recruiter. Our base salary range is $167,030 - $260,570, and in addition we have generou

Data ScienceData ScientistResearch ScientistDataData & AIMid
See 5 similar>
Quick Apply
8 0 0 ~6mo ago
T
The Allen Institute for Artificial Intelligence·United StatesUnited States·Seattle

Research Scientist, Asta

Data ScienceData ScientistResearch ScientistDataMid
$167k–$261k
/year
34
Lowest
~6mo ago
8 views0 saves 0 applied

Persons in these roles are expected to work from our offices in Seattle. On-site requirements vary based on position and team. If you have questions about on-site work arrangements for this role, please ask your recruiter. Our base salary range is $167,030 - $260,570, and in addition we have generou

Data & AI
See 5 similar
Quick Apply
Details
8 views0 saves0 applied
~6mo ago
ThinkingmachinesThinkingmachines·United StatesUnited States·San Francisco,San Francisco·On-site

Software Engineer, Developer Productivity, AI Tools

$350k–$475k/year
42
Low

Thinking Machines Lab's mission is to empower humanity through advancing collaborative general intelligence. We're building a future where everyone has access to the knowledge and tools to make AI work for their unique needs and goals. We are scientists, engineers, and builders who’ve created

Data ScienceOtherDevOps & InfrastructureSoftware EngineerSoftware EngineeringMid
See 5 similar>
Quick Apply
15 0 0 ~7mo ago
Thinkingmachines
Thinkingmachines·United StatesUnited States·San Francisco,San Francisco

Software Engineer, Developer Productivity, AI Tools

Data ScienceOtherDevOps & InfrastructureSoftware EngineerMid
$350k–$475k
/year
42
Low
~7mo ago
15 views0 saves 0 applied

Thinking Machines Lab's mission is to empower humanity through advancing collaborative general intelligence. We're building a future where everyone has access to the knowledge and tools to make AI work for their unique needs and goals. We are scientists, engineers, and builders who’ve created

Software Engineering
See 5 similar
Quick Apply
Details
15 views0 saves0 applied
~7mo ago
B
Beyond Finance·United StatesUnited States·Chicago·On-site

Sr. Analyst, Marketing Analytics

$75k–$120k/year
42
Low

At Beyond Finance, we've made it our mission to help everyday Americans escape the endless cycle of crippling debt and step into a brighter financial future. Through compassionate, individualized care, a culture focused on compliance and ethics, supportive user-centric technology, and customized fin

Data ScienceMarketingOtherMarketing AnalyticsSenior
See 4 similar>
Quick Apply
19 0 0 ~7mo ago
B
Beyond Finance·United StatesUnited States·Chicago

Sr. Analyst, Marketing Analytics

Data ScienceMarketingOtherMarketing AnalyticsSenior
$75k–$120k
/year
42
Low
~7mo ago
19 views0 saves 0 applied

At Beyond Finance, we've made it our mission to help everyday Americans escape the endless cycle of crippling debt and step into a brighter financial future. Through compassionate, individualized care, a culture focused on compliance and ethics, supportive user-centric technology, and customized fin

See 4 similar
Quick Apply
Details
19 views0 saves0 applied
~7mo ago
A
Artefactus·CanadaCanada·Montréal·On-site

Sr Data Analyst

22
Lowest

About the job Do you think like a management consultant, thrive in a startup environment, and can’t stop thinking about the intersection of data, technology, and AI? With over 2000 employees, offices on five continents, and world-class clients like Samsung, L’Oreal, and LVMH, Artefact is a con

Data ScienceData AnalystDataData & AISenior
See 4 similar>
Quick Apply
13 0 0 ~7mo ago
A
Artefactus·CanadaCanada·Montréal

Sr Data Analyst

Data ScienceData AnalystDataData & AISenior
22
Lowest
~7mo ago
13 views0 saves 0 applied

About the job Do you think like a management consultant, thrive in a startup environment, and can’t stop thinking about the intersection of data, technology, and AI? With over 2000 employees, offices on five continents, and world-class clients like Samsung, L’Oreal, and LVMH, Artefact is a con

See 4 similar
Quick Apply
Details
13 views0 saves0 applied
~7mo ago
NerdyNerdy·Costa RicaCosta Rica·Remote · Costa Rica

Senior Software Engineer (AI-Native) (Full-time Contractor)

32
Lowest

Overview: We are looking for Senior Software Engineers in LATAM to join the engineering team to help with our ongoing growth and expansion! Your focus would be on building products using Javascript and Typescript and a core Object-Oriented Programming language like Java/C++/C#. We have a complete CI

Data ScienceOtherSoftware EngineerSoftware EngineeringSenior
See 4 similar>
Quick Apply
3 0 0 7mo ago
Nerdy
Nerdy·Costa RicaCosta Rica·Remote

Senior Software Engineer (AI-Native) (Full-time Contractor)

Data ScienceOtherSoftware EngineerSoftware EngineeringSenior
32
Lowest
7mo ago
3 views0 saves 0 applied

Overview: We are looking for Senior Software Engineers in LATAM to join the engineering team to help with our ongoing growth and expansion! Your focus would be on building products using Javascript and Typescript and a core Object-Oriented Programming language like Java/C++/C#. We have a complete CI

See 4 similar
Quick Apply
Details
3 views0 saves0 applied
7mo ago
A
Aechelontechnology·United StatesUnited States·South San Francisco·On-site

Data Annotator / Geospatial Annotation Specialist

$82k–$92k/year
42
Low

Aechelon Technology, a Shield AI company, is a leading producer of 3D simulator content, including Geospecific visual/sensor databases and realistic 3D models. We seek people who share our passion for real-time computer graphics and commitment to our mission of helping make our Nation’s pilots safer

Data ScienceOtherDataData CollectorData AnnotatorMid
See 5 similar>
Quick Apply
12 0 0 9mo ago
A
Aechelontechnology·United StatesUnited States·South San Francisco

Data Annotator / Geospatial Annotation Specialist

Data ScienceOtherDataData CollectorMid
$82k–$92k
/year
42
Low
9mo ago
12 views0 saves 0 applied

Aechelon Technology, a Shield AI company, is a leading producer of 3D simulator content, including Geospecific visual/sensor databases and realistic 3D models. We seek people who share our passion for real-time computer graphics and commitment to our mission of helping make our Nation’s pilots safer

Data Annotator
See 5 similar
Quick Apply
Details
12 views0 saves0 applied
9mo ago
D
DDB Spain·SpainSpain·Barcelona,Barcelona·On-site

Data Analyst Jr

21
Lowest

Perfil Si te apasionan los datos, quieres aprender en un entorno creativo y buscas dar tus primeros pasos en el mundo de la analítica aplicada al marketing y la automoción, este es tu sitio. En DDB Barcelona buscamos un/a Data Analyst Junior con ganas de aprender, crecer y desarrollarse en un entorn

Data ScienceData AnalystDataData & AIEntry
See 4 similar>
Quick Apply
7 0 0 10mo ago
D
DDB Spain·SpainSpain·Barcelona,Barcelona

Data Analyst Jr

Data ScienceData AnalystDataData & AIEntry
21
Lowest
10mo ago
7 views0 saves 0 applied

Perfil Si te apasionan los datos, quieres aprender en un entorno creativo y buscas dar tus primeros pasos en el mundo de la analítica aplicada al marketing y la automoción, este es tu sitio. En DDB Barcelona buscamos un/a Data Analyst Junior con ganas de aprender, crecer y desarrollarse en un entorn

See 4 similar
Quick Apply
Details
7 views0 saves0 applied
10mo ago
twomyndstwomynds·GermanyGermany·Bonn·On-site

AI & Data Science Consultant (m/w/d)

19
Lowest

Du willst sehen, wie deine Arbeit in echten Use Cases Mehrwert schafft – bei Unternehmen, die du aus dem Alltag kennst? Willkommen bei twomynds. Wir sind eine dedizierte Data-&-AI-Beratung sowie ein Service Provider mit End-to-End-Umsetzung und begleiten Unternehmen von der strategischen Zielsetzung

Data ScienceData & AIEmployeeMid
See 2 similar>
Quick Apply
0 0 0↻ Repost 10mo ago
twomynds
twomynds·GermanyGermany·Bonn

AI & Data Science Consultant (m/w/d)

Data ScienceData & AIEmployeeMid
19
Lowest
10mo ago
0 views0 saves 0 applied↻ Repost

Du willst sehen, wie deine Arbeit in echten Use Cases Mehrwert schafft – bei Unternehmen, die du aus dem Alltag kennst? Willkommen bei twomynds. Wir sind eine dedizierte Data-&-AI-Beratung sowie ein Service Provider mit End-to-End-Umsetzung und begleiten Unternehmen von der strategischen Zielsetzung

See 2 similar
Quick Apply
Details
0 views0 saves0 applied↻ Repost
10mo ago
S
Schmidt Entities·United StatesUnited States·New York·On-site

Senior Program Scientist, AI and Advanced Computing Institute

$300k–$325k/year
34
Lowest

Schmidt Sciences is a nonprofit organization founded in 2024 by Eric and Wendy Schmidt that works to accelerate scientific knowledge and breakthroughs with the most promising, advanced tools to support a thriving planet. The organization prioritizes research in areas poised for impact including AI a

Data ScienceOtherScientistFull-TimeSenior
See 3 similar>
Quick Apply
5 0 0 10mo ago
S
Schmidt Entities·United StatesUnited States·New York

Senior Program Scientist, AI and Advanced Computing Institute

Data ScienceOtherScientistFull-TimeSenior
$300k–$325k
/year
34
Lowest
10mo ago
5 views0 saves 0 applied

Schmidt Sciences is a nonprofit organization founded in 2024 by Eric and Wendy Schmidt that works to accelerate scientific knowledge and breakthroughs with the most promising, advanced tools to support a thriving planet. The organization prioritizes research in areas poised for impact including AI a

See 3 similar
Quick Apply
Details
5 views0 saves0 applied
10mo ago
EntrupyEntrupy·Bulgaria, Romania, Austria, Hungary or India

ML Research Engineer - Computer Vision

22
Lowest

About Entrupy Entrupy is a global technology company whose mission is to protect businesses, borders and consumers from transacting in counterfeit goods. Entrupy has developed a patented technology system which utilizes a combination of AI and computer vision to instantly identify and authenticate h

Data ScienceOtherSoftware EngineeringAi Research EngineerData & AISenior
See 7 similar>
Quick Apply
9 0 0 11mo ago
Entrupy
Entrupy·Bulgaria, Romania, Austria, Hungary or India

ML Research Engineer - Computer Vision

Data ScienceOtherSoftware EngineeringAi Research EngineerSenior
22
Lowest
11mo ago
9 views0 saves 0 applied

About Entrupy Entrupy is a global technology company whose mission is to protect businesses, borders and consumers from transacting in counterfeit goods. Entrupy has developed a patented technology system which utilizes a combination of AI and computer vision to instantly identify and authenticate h

Data & AIMl Research EngineerSearch Engineer
See 7 similar
Quick Apply
Details
9 views0 saves0 applied
11mo ago
A
Analyticpartners·United StatesUnited States·Dallas·Hybrid

Director of Marketing Science Analytics & Commercial Intelligence (Customer Engagement Team)

25
Lowest

Analytic Partners is a global leader in commercial measurement and optimization, turning data into expertise for the world’s largest brands for 25 years. Our holistic approach to decisioning is powered by our industry-leading platform and team of experts, who help leaders make better decisions, fast

Data ScienceMarketingOtherMarketing DirectorCommercialRegular EmployeeExecutive
See 5 similar>
Quick Apply
5 0 0 13mo ago
A
Analyticpartners·United StatesUnited States·Dallas·Hybrid

Director of Marketing Science Analytics & Commercial Intelligence (Customer Engagement Team)

Data ScienceMarketingOtherMarketing DirectorRegular EmployeeExecutive
25
Lowest
13mo ago
5 views0 saves 0 applied

Analytic Partners is a global leader in commercial measurement and optimization, turning data into expertise for the world’s largest brands for 25 years. Our holistic approach to decisioning is powered by our industry-leading platform and team of experts, who help leaders make better decisions, fast

Commercial
See 5 similar
Quick Apply
Details
5 views0 saves0 applied
13mo ago
DrivetrainDrivetrain·IndiaIndia·Remote · India

Engineering Intern – Gen AI for FP&A Platform

32
Lowest

Drivetrain is on a mission to empower businesses to make better decisions. Our financial planning & decision-making platform helps companies scale and achieve their targets predictably. Drivetrain is a remote-first company headquartered in the San Francisco Bay Area. Founded in 2021 by a couple of e

EngineeringData ScienceOtherDevOps & InfrastructureEngineering InternInternshipEntry
See 5 similar>
Quick Apply
10 0 0 16mo ago
Drivetrain
Drivetrain·IndiaIndia·Remote

Engineering Intern – Gen AI for FP&A Platform

EngineeringData ScienceOtherDevOps & InfrastructureInternshipEntry
32
Lowest
16mo ago
10 views0 saves 0 applied

Drivetrain is on a mission to empower businesses to make better decisions. Our financial planning & decision-making platform helps companies scale and achieve their targets predictably. Drivetrain is a remote-first company headquartered in the San Francisco Bay Area. Founded in 2021 by a couple of e

Engineering Intern
See 5 similar
Quick Apply
Details
10 views0 saves0 applied
16mo ago
KitwareKitware·United StatesUnited States·Clifton Park·On-site

AI Researcher

$125k–$170k/year
42
Low

Team Description: Kitware is a leader in cutting-edge research and algorithm development for artificial intelligence (AI), including automated image, video, text, and multimodal analysis. Our solutions embracing AI add measurable value to government agencies, commercial organizations, and academic i

Data ScienceOtherResearcherAi ResearcherComputer VisionFull TimeMid
See 6 similar>
Quick Apply
8 0 0 20mo ago
Kitware
Kitware·United StatesUnited States·Clifton Park

AI Researcher

Data ScienceOtherResearcherAi ResearcherFull TimeMid
$125k–$170k
/year
42
Low
20mo ago
8 views0 saves 0 applied

Team Description: Kitware is a leader in cutting-edge research and algorithm development for artificial intelligence (AI), including automated image, video, text, and multimodal analysis. Our solutions embracing AI add measurable value to government agencies, commercial organizations, and academic i

Computer VisionRecruitment & Talent Acquisition
See 6 similar
Quick Apply
Details
8 views0 saves0 applied
20mo ago
L
Levelai·IndiaIndia·Noida,Noida·Hybrid

Lead Software Engineer - AI Agents

25
Lowest

About Level AI Level AI is on a mission to turn every customer interaction into a strategic advantage. Our AI-native platform helps enterprises transform contact centers from cost centers into engines of customer intelligence, operational efficiency, and business growth. By combining advanced AI wit

Data ScienceOtherSoftware EngineerSoftware EngineeringLead Software EngineerFull TimeLead
See 5 similar>
Quick Apply
7 0 0 26mo ago
L
Levelai·IndiaIndia·Noida,Noida·Hybrid

Lead Software Engineer - AI Agents

Data ScienceOtherSoftware EngineerSoftware EngineeringFull TimeLead
25
Lowest
26mo ago
7 views0 saves 0 applied

About Level AI Level AI is on a mission to turn every customer interaction into a strategic advantage. Our AI-native platform helps enterprises transform contact centers from cost centers into engines of customer intelligence, operational efficiency, and business growth. By combining advanced AI wit

Lead Software Engineer
See 5 similar
Quick Apply
Details
7 views0 saves0 applied
26mo ago
S
Snappr·Metro Manila·On-site

AI Operations Team Lead (25328)

23
Lowest

At Snappr, we make it effortless for businesses to access high-quality visual content at scale. As the world’s leading marketplace for photography, video, and editing, we connect top creators with brands that need to tell their stories through powerful visuals. By combining cutting-edge technology w

Data ScienceOperationsOtherManagementOperations ManagerFull TimeLead
See 6 similar>
Quick Apply
10 0 0 35mo ago
S
Snappr·Metro Manila

AI Operations Team Lead (25328)

Data ScienceOperationsOtherManagementFull TimeLead
23
Lowest
35mo ago
10 views0 saves 0 applied

At Snappr, we make it effortless for businesses to access high-quality visual content at scale. As the world’s leading marketplace for photography, video, and editing, we connect top creators with brands that need to tell their stories through powerful visuals. By combining cutting-edge technology w

Operations ManagerOperations Team Lead
See 6 similar
Quick Apply
Details
10 views0 saves0 applied
35mo ago
VeevaVeeva·Massachusetts - Boston·Remote · Worldwide

Global Data Science Lead

$120k–$250k/year
65
Med

Veeva is building the industry cloud for Life Sciences through software, data, AI, and business consulting working together. Learn more about our products, vision, values, and status as a Public Benefit Corporation (PBC) on our website. Consulting is changing, and we’re not like other firms. Launche

Data ScienceData & AIFull-TimeLead
See 2 similar>
Quick Apply
3 0 0 7d ago
Veeva
Veeva·Massachusetts - Boston·Remote

Global Data Science Lead

Data ScienceData & AIFull-TimeLead
$120k–$250k
/year
65
Med
7d ago
3 views0 saves 0 applied

Veeva is building the industry cloud for Life Sciences through software, data, AI, and business consulting working together. Learn more about our products, vision, values, and status as a Public Benefit Corporation (PBC) on our website. Consulting is changing, and we’re not like other firms. Launche

See 2 similar
Quick Apply
Details
3 views0 saves0 applied
7d ago
Life360Life360·United StatesUnited States·Remote · United States

Senior Director, Analytics and Data Science, Core Product & Growth

$247k–$366k/year
43
Low

About Life360 Life360's mission is to keep people close to the ones they love. Our category-leading mobile app, Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver re

Data ScienceData & AISenior
See 2 similar>
Quick Apply
6 0 0 1mo ago
Life360
Life360·United StatesUnited States·Remote

Senior Director, Analytics and Data Science, Core Product & Growth

Data ScienceData & AISenior
$247k–$366k
/year
43
Low
1mo ago
6 views0 saves 0 applied

About Life360 Life360's mission is to keep people close to the ones they love. Our category-leading mobile app, Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver re

See 2 similar
Quick Apply
Details
6 views0 saves0 applied
1mo ago
cvpeopletanzaniacvpeopletanzania·TanzaniaTanzania·Dar es Salaam·On-site

Data Science Training Consultant

18
Lowest

Responsibilities • Design and deliver data science curriculum covering Python programming, statistics, data analysis, data visualization, and machine learning fundamentals • Adapt training materials to the Tanzanian context, using local and open-source datasets and relatable examples from East Afric

Data ScienceOtherConsultantData & AIMid
See 4 similar>
Quick Apply
0 0 0 2mo ago
cvpeopletanzania
cvpeopletanzania·TanzaniaTanzania·Dar es Salaam

Data Science Training Consultant

Data ScienceOtherConsultantData & AIMid
18
Lowest
2mo ago
0 views0 saves 0 applied

Responsibilities • Design and deliver data science curriculum covering Python programming, statistics, data analysis, data visualization, and machine learning fundamentals • Adapt training materials to the Tanzanian context, using local and open-source datasets and relatable examples from East Afric

See 4 similar
Quick Apply
Details
0 views0 saves0 applied
2mo ago
FartherFarther·United StatesUnited States·New York·Hybrid

AI-Native Data Platform Engineer

25
Lowest

Company Description Farther is a rapidly growing RIA that combines expert advisors with cutting-edge technology - delivering a comprehensive, tailored wealth management experience. Farther’s founders are leaders and innovators from the private wealth industry who possess a unique blend of traditiona

Data ScienceOtherDevOps & InfrastructureData EngineeringData EngineerMid
See 8 similar>
Quick Apply
5 0 0 ~6mo ago
Farther
Farther·United StatesUnited States·New York·Hybrid

AI-Native Data Platform Engineer

Data ScienceOtherDevOps & InfrastructureData EngineeringMid
25
Lowest
~6mo ago
5 views0 saves 0 applied

Company Description Farther is a rapidly growing RIA that combines expert advisors with cutting-edge technology - delivering a comprehensive, tailored wealth management experience. Farther’s founders are leaders and innovators from the private wealth industry who possess a unique blend of traditiona

Data EngineerData Platform EngineerDataData & AI
See 8 similar
Quick Apply
Details
5 views0 saves0 applied
~6mo ago
B
Bumbleinc·Us Tx Austin·Hybrid

Senior Machine Learning Engineer

$220k–$250k/year
44
Low

Introduction to the role & team At Bumble, we’re building a world where all relationships are healthy and equitable, and machine learning is central to how we make that real for millions of people every day. As part of our Machine Learning team, you’ll help shape intelligent systems that power meani

Data ScienceMachine Learning EngineerDataData & AIEmployee - Regular/PermanentSenior
See 4 similar>
Quick Apply
7 0 0 6mo ago
B
Bumbleinc·Us Tx Austin·Hybrid

Senior Machine Learning Engineer

Data ScienceMachine Learning EngineerDataData & AIEmployee - Regular/PermanentSenior
$220k–$250k
/year
44
Low
6mo ago
7 views0 saves 0 applied

Introduction to the role & team At Bumble, we’re building a world where all relationships are healthy and equitable, and machine learning is central to how we make that real for millions of people every day. As part of our Machine Learning team, you’ll help shape intelligent systems that power meani

See 4 similar
Quick Apply
Details
7 views0 saves0 applied
6mo ago
← Prev1…242526…122Next →
Load next page of jobs
Newsletter
10% off

Stay ahead of the market

Get weekly curated job picks, salary trends, and career insights delivered to your inbox.

Subscribe and get 10% off your first payment.

Join 12,000+ professionals

Code sent after you confirm your email · first payment only · new customers. Unsubscribe anytime.

Powiązane role z Data Science

  • Director, Data Science1
  • Data Science Manager51
  • Data Science Engineer24
  • Data Science Lead14
  • Data Science Intern38
  • Marketing Science Analyst18
  • Data & Ai Engineer80
  • Marketing Science Lead2