Python Developer Jobs in Berkeley, CA, US

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Sr. Net Architect

Berkeley, California, United States

OnsiteFull Time

Matrix Precise: Provides artificial intelligence solutions and technology consulting services.

7+ YOELead design/development of .NET 8 ASP.NET Core apps; expert in SQL Server; frontend in React/Angular; healthcare/LIS domain experience preferred.

C#, REST, Microsoft SQL Server, T-SQL, Stored procedures, Query optimization, Indexing strategies, Performance tuning, Database schema design, ASP.NET Core, React, Angular, Git, CI/CD, Python, Sitecore, Tableau, Power BI

1mo

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1mo

Computational Chemist

San Francisco, California, United States

OnsiteFull Time

Topos Bio: AI-driven drug discovery for intrinsically disordered proteins.

PhD in related field; experience with molecular modeling, cheminformatics; Python; HPC/cloud; strong communication.

AMBER, GROMACS, OpenMM, PLUMED, Schrödinger, OpenEye, RDKit, OpenBabel, Python, HPC, Cloud

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Agentic-Workflow MLE (Pipeline)

San Francisco, California, United States

$250k-$350k/yr HybridFull Time

Prophecy: AI-native platform for building and automating enterprise data pipelines.

6+ YOE6+ years software engineering; 2+ years AI/ML; hands-on LLM/agent building; semantic search, RAG, vector databases; prompt engineering; Python, REST APIs, microservices; Go, AWS, k8s, Java, Scala; experience with Knowledge Graphs and multi-agent systems.

Python, REST APIs, microservices, Go, AWS, Kubernetes, Java, Scala, LangChain, Weaviate, Pinecone, Neo4j, Neptune, GitHub Copilot, Codex

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Technoeconomic & Supply Chain Analysis Intern

Oakland, California, United States

$20/hr OnsiteTemporary

Limelight Steel: Decarbonizing steel production using electrified laser furnace technology.

Background in engineering, data science; strong analytical skills; Excel and/or Python; interest in climate tech; able to work in ambiguity.

Excel, Python, GIS

2mo

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2mo

Summer Research Intern

Palo Alto, California, United States

$25-$60/hr OnsiteInternship

Abaka AI: Provides multimodal data engineering and annotation services for AI.

Pursuing CS/AI-related degree; strong Python and PyTorch; ML or multimodal systems experience; English communication skills.

Python, PyTorch

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Member of Technical Staff - Pretraining

Freiburg or San Francisco

HybridFull Time

Black Forest Labs: Develops generative AI models for image and video creation.

Lead or co-own pretraining of foundation models; large-scale distributed training; Python and PyTorch; architecture/ objective design.

Python, PyTorch, Distributed training, FSDP, TP, PP, GPU

2mo

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2mo

Research Intern – Video World Models

Palo Alto, California, United States

$80k-$125k/yr OnsiteFull Time, Internship

TencentHong Kong Stock Exchange: 0700: Provides internet-based services including social media and video games.

Pursuing PhD or Master’s with strong research; proficient in Python and PyTorch/JAX; knowledge of generative models; publications in top venues.

Python, PyTorch, JAX, Deep Learning, Diffusion, Transformers

12h

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12h

Staff Applied AI Researcher - Agentic Reasoning Systems (Brazil)

Dublin, California, United States

OnsiteFull Time

Articul8: Builds and deploys secure generative AI platforms for enterprises.

8+ YOE8+ years AI/ML research with production impact; PhD or MSc; strong Python software skills; leadership in research.

Python

2mo

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2mo

Associate Scientist, Quantum

Mountain View, California, United States

OnsiteFull Time

Universities Space Research Association: Conducts space science research and manages specialized research institutes.

PhD preferred; publications in AI/ML and quantum computing; Python proficiency; experience with large-scale modeling and HPC a plus.

Python, Data Science, AI/ML, HPC

2mo

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2mo

Member of Technical Staff - Full Stack

San Francisco, California, United States

OnsiteFull Time

Hyperbolic: Provides a decentralized cloud platform for GPU computing and inference.

8+ YOE8+ years full-stack experience; expert in TypeScript with Python for backend; experience with Drizzle ORM, Postgres, Vercel; CI/CD via GitHub; strong product sense; excellent communication; proven end-to-end feature shipping; experience with A/B/multivariate testing; large-scale app design and API/frontend architecture.

TypeScript, Python, Drizzle ORM, PostgreSQL, Vercel, GitHub CI/CD, Supabase, Figma, PostHog, OpenAI API, Anthropic API

2mo

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2mo

Senior Machine Learning Scientist, AI Agents

Redwood City or San Diego

HybridFull Time

Altos Labs: Develops cellular rejuvenation therapies to reverse diseases and aging.

PhD in CS/ML/Bioinformatics; agentic AI expertise; Python production code; bioinformatics/clinical R&D background; publications.

Python, LangGraph, Pydantic-AI, DSPy, Claude Code, Cursor

3mo

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3mo

Policy and Data Analysis Intern (San Francisco)

San Francisco or Washington

$24-$26/hr OnsiteInternship

International Council on Clean Transportation: Conducts technical research for clean transportation and environmental policies.

0+ YOEPursuing or completed degree in engineering, economics, policy, transportation, environment, or energy; strong data analysis with Python or R; good communication in English.

Python, R, Excel, Pandas, SciPy, NumPy, Matplotlib, tidyverse

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Summer 2026 Intern - AI Research

Palo Alto, California, United States

$49-$68/hr HybridMultiple Commitments Available

SalesforceNYSE: CRM: Cloud-based software for managing customer relationships and business operations.

Pursuing PhD or MS in ML/NLP/CV/RL; strong ML, DL, and programming skills; experience with PyTorch/TensorFlow; Python proficiency.

PyTorch, TensorFlow, Python, Java, C/C++

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Senior Research Associate: Aerospace Engineering

Mountain View, California, United States

$190k-$220k/yr HybridFull Time

San José State University Research Foundation: Manages research grants and administrative services for university researchers.

MS in Aerospace Engineering; strong MATLAB/Simulink; Python/C++; experience in aerospace research; willingness to travel; US citizenship or permanent residency.

MATLAB, Simulink, Python, C/C++

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AI Research - Undergrad Intern

San Ramon, California, United States

$34/hr OnsiteInternship

Franklin TempletonNYSE: BEN: Provides global investment management services to retail and institutional clients.

Pursuing an undergraduate or master’s degree; strong Python skills; interest in applied AI research; comfort with ambiguous problems; knowledge of finance is a plus.

Python, Machine Learning, Data Analysis, NLP, Multimodal Systems

1mo

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1mo

Research Associate

San Francisco, California, United States

$60k-$82k/yr OnsiteFull Time

Public Policy Institute of California: Provides nonpartisan research to inform California public policy decisions.

Bachelor’s or Master’s in environmental science, engineering, or policy; experience with data analysis; proficiency in R or Python; strong communication; ability to manage multiple tasks.

R, Python, Microsoft Office 365

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Research Intern - GeoIndustry-3 (Santa Clara, California, US)

Santa Clara, California, United States

$40-$55/hr HybridInternship, Part Time

FujitsuTokyo Stock Exchange: 6702: Global provider of IT services and computing hardware products.

University student; pursuing PhD in STEM; Python ML with deep learning (PyTorch/Jax); GPU-accelerated pipelines; strong communication; publications potential.

Python, PyTorch, Jax, Slurm, GPU, Deep Learning

1mo

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1mo

Principal Scientist, Oncology Bioinformatics

Foster City, California, United States

$196k-$253k/yr HybridFull Time

Gilead SciencesNASDAQ: GILD: Develops and sells medicines for life-threatening infectious diseases.

6+ YOELead multi-omics analysis, develop statistical models, and communicate findings to teams.

R, Python, Perl, Java, C/C++, HPC, Cloud Computing

2mo

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2mo

CompChem Research Scientist (Free Energy Methods) - Sr. - Principal

New York City or San Francisco

HybridFull Time

Genesis Molecular AI: Generative AI platform for small molecule drug discovery.

Expert in binding free energy methods for small molecules; PhD or equivalent; strong Python coding; MD engines experience; collaboration across ML and chemistry.

Python, C, C++, Fortran, OpenMM, GROMACS, NAMD, OpenFE, MD engines, Git

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ML Research Scientist - Computational Biophysics

San Francisco, California, United States

$235k-$270k/yr OnsiteFull Time

Merge Labs: Developing high-bandwidth non-invasive brain-computer interfaces using biotechnology.

Deep learning, protein-structure modeling, molecular dynamics; Python/PyTorch/Jax; collaboration with wet-lab teams; production-grade code; transfer learning.

Python, PyTorch, Jax, Molecular Dynamics

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NERA Researcher – AT/Healthcare (Immediate Hire)

San Francisco or Chicago or New York City

$90k-$102k/yr HybridFull Time

Marsh McLennanNYSE: MRSH: Provides global insurance brokerage, risk management, and professional consulting services.

2+ YOE2-3 years in economics; BA/BS in economics/statistics/mathematics; strong Python/R/SAS/Stata; good writing and communication; minimal travel.

Python, R, SAS, Stata

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Technical Support Scientist, Probe Design

Newark, California, United States

$89k-$147k/yr OnsiteFull Time

Bio-TechneNASDAQ: TECH: Provides reagents, instruments, and diagnostic tools for life sciences.

5+ YOEPhD or MS with 3+ years in molecular biology or bioinformatics; 5+ years Linux, Python, Perl; sequencing; probe design; strong communication and troubleshooting skills.

Linux, Python, Perl, BLAST, BLAT, RNAscope, BaseScope, miRNAscope

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Junior Research Scientist

San Francisco, California, United States

$150k-$230k/yr OnsiteFull Time

EliseAI: AI platform automating housing and healthcare business operations.

Ph.D. in Mathematics, Theoretical Physics, Computer Science, or related field; strong ML foundation; Python/R programming; in-person work 4-5 days/week.

Python, R, Machine Learning Libraries

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Summer 2026 Intern - AI Research

Palo Alto, California, United States

$49-$68/hr HybridMultiple Commitments Available

SalesforceNYSE: CRM: Cloud-based software providing customer relationship management and enterprise applications.

Internship in AI research; strong ML/NLP/CV/RL background; Python and DL frameworks (PyTorch or TensorFlow); 12-week minimum; PhD or MS candidate.

PyTorch, TensorFlow, Python, Java, C/C++, Lua

1mo

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1mo

Senior Scientist, Bio AI

Redwood City, California, United States

$205k-$235k/yr OnsiteFull Time

Earli: Developing genetic constructs for early cancer detection and treatment

3+ YOEPhD or MSc with 3+ years in AI/ML for genomic data; GenAI modeling; Python/R; collaboration with wet labs; cancer biology knowledge; strong communication.

Python, R, Shiny, GCP, MPRA, GenAI

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Associate AI Security Resident

Washington or San Francisco or Santa Monica or Pittsburgh or Boston

$90k-$177k/yr HybridFull Time

RAND: Provides research and analysis for public policy and security.

1+ YOETechnical security/engineering background; leadership experience; programming in Python/Java/C/C++; threat modeling; strong communication; policy analysis; collaboration; MS Office.

Python, Java, C/C++, Threat modeling, MS Office

1mo

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1mo

AI Researcher – Multimodal Physiological Modeling

Palo Alto, California, United States

$150k-$500k/yr OnsiteFull Time

Kos: Develops AI-powered wearable technology for non-invasive health monitoring.

Strong ML, time-series modeling, or signal processing; Python proficiency; experience with multimodal data; ability to turn literature into algorithms; open-ended problem solving.

Python, PyTorch, TensorFlow, scikit-learn

1mo

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1mo

Principal Data Scientist

Mountain View, California, United States

$225k-$240k/yr HybridFull Time

Aera Technology: Aera Technology provides AI-driven decision intelligence solutions and platforms.

10+ YOEPhD or Masters in CS, Statistics, or Applied Math; 10+ years of applied ML; Python/R; TensorFlow/PyTorch/scikit-learn; strong modeling, leadership, and communication.

Python, R, TensorFlow, PyTorch, scikit-learn

1mo

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1mo

Platform Scientist: Protein Evolution

Emeryville, California, United States

$130k-$180k/yr OnsiteFull Time

Arcadia Science: Translates evolutionary biology into novel therapeutics and research tools.

1+ YOEPh.D. or equivalent; 1+ year post-PhD experience; expertise in analyzing protein features and evolutionary processes; comfortable with non-model organisms; Python or R; strong communication.

Python, R, Phylogenetics, Protein structure analysis

2mo

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2mo

Principal Scientist – Computational Biology & Translational AI (Oncology Precision Medicine)

San Francisco or Thousand Oaks

$183k-$211k/yr HybridFull Time

AmgenNASDAQ: AMGN: Discovers and develops biotechnology-based human therapeutics for serious illnesses.

2+ YOEPhD with 2+ years in biopharma OR Master’s with 5+ years OR Bachelor’s with 7+ years; strong AI and translational biology; multi-modal data integration; programming in R/Python.

R, Python, AI/LLM frameworks, GenAI tools

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R&D Solar Durability Technician

San Jose, California, United States

OnsiteFull Time

Tandem PV: Develops high-efficiency perovskite-silicon tandem solar panels for energy.

Experience with electronics in testing environments; maintenance/troubleshooting of processing tools; hands-on lab with safety in wet chemistry and hazardous materials; Python programming; solar industry experience is a plus.

Python

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Research Technician II- Meyer Lab

Berkeley, California, United States

$24-$39/hr OnsiteFull Time

Howard Hughes Medical Institute: Conducts biomedical research and funds scientific education and discovery.

1+ YOEBachelor’s in biology or related field; 1-2 years wet lab; molecular biology, genetics; C. elegans experience preferred; strong communication; Python/R helpful.

Molecular biology, Genetics, Genomics, High-resolution microscopy, Computational analysis, Python, R

3mo

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3mo

Principal/Director, Computational Biology

San Francisco, California, United States

RemoteFull Time

Verge Genomics: Develops therapeutic drugs using artificial intelligence and human genomics.

PhD in CS/Computational Biology or related field; or MS with strong experience; expertise in multi-omics integration; translational insights; Python; cross-functional leadership; excellent communication.

Python, Machine Learning, Data Visualization

1mo

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1mo

Principal Scientist, Computational Chemistry

South San Francisco, California, United States

$135k-$170k/yr OnsiteFull Time

Deep Apple Therapeutics: Develops small molecule therapeutics using AI-driven structural biology.

5+ YOEPhD in Computational Chemistry or related field; 5+ years in computational modeling; 1–2 years in leadership; virtual hit discovery/CADD; Python and ML pipelines; strong communication.

Python, High-Performance Computing, Machine Learning, Deep Learning

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GondolaBio Service Co, Inc. - Scientist, Drug Discovery

Palo Alto or San Francisco

$135k-$175k/yr OnsiteFull Time

GondolaBio: Develops clinical-stage therapeutics for rare genetic diseases.

2+ YOEPhD preferred; 2+ years post-doc/industry in drug discovery; strong mammalian cell culture; HT biology; Python/AWS; independent yet collaborative; strong communication.

Python, AWS, flow cytometry, microscopy, transcriptomics, proteomics, qPCR, RT-PCR, lentiviral transduction, cloning, western blotting, co-IP, next-generation sequencing

2mo

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2mo

Principal Research Scientist, Gameplay AI - Tech Research

Los Angeles or Redwood City

$252k-$352k/yr OnsiteFull Time

Riot Games: Develops and publishes globally popular competitive online video games.

6+ YOEMS/BS CS with 6+ or 8+ years in research; ML for sequential decision-making; proficient in C/C++/Python; PyTorch/TensorFlow; game engine experience; publications; leadership.

C, C++, Python, PyTorch, TensorFlow, Game engines

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Computational Drug Discovery Intern (2026)

Emeryville, California, United States

$2k/wk OnsiteInternship

Octant: Develops precision medicines using synthetic biology and AI.

0+ YOEPursuing BS/MS in a quantitative field; Python for data analysis; ML model experience; research background; version control; biology coursework; strong communication; adaptability (week-to-week work).

Python, Pandas, Numpy, Scikit-learn, Git, RDKit, DeepChem, Databricks, Spark, Airflow, SQL, APIs

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Product Scientist (Computational Chemist)

New York City or San Francisco or Boston

$180k-$220k/yr HybridFull Time

Inductive Bio: AI-powered platform for collaborative small molecule drug discovery.

5+ YOE5+ years on project teams; broad technical range across cheminformatics, modeling, ML, and DMPK; strong Python skills; ability to lead cross-functional discussions and communicate complex analyses.

Python, Claude Code

1mo

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1mo

Computer Science and Math Teacher - High School

San Jose, California, United States

$5k-$10k/yr OnsiteFull Time

University Preparatory Academy: Operates a college preparatory charter school for grades 7-12.

Teaching credential or emergency credential; experience with Python, Scratch, Java; develop courses; manage records; communicate student progress.

Python, Scratch, Java