Referso Jobs

Lead Python Backend Developer

Diverse Lynx · Posted Nov 13, 2026

Open

Chicago, Illinois, United States
Hybrid
Contract · Lead
$70–$70 per hour
10+ years

Lead Python Backend Developer

Diverse Lynx · Posted Nov 13, 2026

Open

Chicago, Illinois, United States
Hybrid
Contract · Lead
$70–$70 per hour
10+ years

Développeur python Senior- Paris - H/F

Iliad - Free · Posted Jun 29, 2026

Open

Paris, Île-de-France, France
Hybrid
Full-time · Senior
3+ years

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Développement de solutions de paiement temps réel, participation aux choix d’architecture technique, et veille technologique avec appui aux développeurs juniors.

Responsibilities

Développements de solutions de paiement temps réel
Participation aux choix d’architecture technique des solutions
Veille technologique et appui aux développeurs juniors de l’équipe

Requirements

Bac+4/+5 en École d’Ingénieurs ou d’Informatique
Nice to have: Connaissance générale du secteur paiement
Nice to have: Maîtrise de l’anglais

Skills

Python SQL FastAPI sql alchemy MySQL MongoDB Redis Docker GitLab gitlab CI/CD

Principal / Sr. Principal Data Scientist – ML and Predictive Analytics

Northrop Grumman · Posted Nov 8, 2026

Open

Rancho Bernardo, California, United States +1 more
On-site
Full-time · Senior
$125K–$235K per year
5+ years

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Lead data science initiatives for product support analytics and innovation, building custom machine learning solutions from the ground up.

Locations (2)

Rancho Bernardo, California, United States
San Diego, California, United States

Compensation

Primary Level Salary Range: $125,300.00 - $187,900.00 Secondary Level Salary Range: $156,400.00 - $234,600.00

Responsibilities

Collaborate closely with software engineers, analysts, and other data scientists to understand data requirements and deliver robust, integrated solutions.
Architect and develop custom, maintainable data science solutions from the ground up.
Write and maintain tests and documentation for data architecture, workflows, and processes.
Champion software engineering best practices within the data domain, including comprehensive unit/integration testing, CI/CD automation (Git, Docker), and robust documentation.
Tune and optimize complex algorithms within our on-premise infrastructure.

Principal / Sr. Principal Data Scientist – ML and Predictive Analytics

Northrop Grumman · Posted Nov 8, 2026

Open

Rancho Bernardo, California, United States
On-site
Full-time · Principal
$125K–$235K per year
4–8 years

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Seeking a first-principles thinker and skilled data scientist to solve complex data challenges by architecting and building custom high-performance statistics and machine learning tools from the ground up.

Compensation

Primary Level Salary Range: $125,300.00 - $187,900.00. Secondary Level Salary Range: $156,400.00 - $234,600.00

Responsibilities

Collaborate closely with software engineers, analysts, and other data scientists to understand data requirements and deliver robust, integrated solutions.
Architect and develop custom, maintainable data science solutions from the ground up.
Write and maintain tests and documentation for data architecture, workflows, and processes.
Champion software engineering best practices within the data domain, including comprehensive unit/integration testing, CI/CD automation (Git, Docker), and robust documentation.
Tune and optimize complex algorithms within our on-premise infrastructure.

Requirements

Bachelor’s Degree in a Science, Technology, Engineering or Mathematics discipline
Master of STEM
PhD/Doctorate degree in STEM
Nice to have: Master’s degree or higher in Data Science
Nice to have: C/C++

Skills

Machine Learning Deep Learning

Lead Python Backend Developer

Lead Python Backend Developer

Compensation

Responsibilities

Requirements

Skills

Développeur python Senior- Paris - H/F

Responsibilities

Requirements

Skills

Principal / Sr. Principal Data Scientist – ML and Predictive Analytics

Locations (2)

Compensation

Responsibilities

Principal / Sr. Principal Data Scientist – ML and Predictive Analytics

Compensation

Responsibilities

Requirements

Skills

Benefits

Requirements

Skills

Benefits

Benefits

SQL alchemy jobs

Compensation

Responsibilities

Requirements

Skills

Responsibilities

Requirements

Skills

Locations (2)

Compensation

Responsibilities

Compensation

Responsibilities

Requirements

Skills

Benefits

Requirements

Skills

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Benefits