25 junior ai developer jobs at 17 companies in Cheshire, CT

3mo
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AI Software Developer
Westport, Connecticut, United States
$25-$75/hr OnsiteContract
Boathouse
Boathouse: A full-service marketing and advertising agency.
Experience building complex, data-sensitive apps and programs using AI; able to build applications and IT infrastructure.
1mo
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AI/ML Software Engineer P2 (Onsite)
East Hartford, Connecticut, United States
$69k-$131k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
2+ YOEBachelor's in STEM and 2+ years engineering experience (or advanced degree with 1+ year); U.S. citizenship required; experience with ML for scientific/engineering simulations; Python and SQL skills.
PyTorch, Tensorflow, JAX, Python, SQL
2d
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AI/ML Development Analyst (Immediate Hire, 2026 Grads)
Norwalk, Connecticut, United States
$100k-$150k/yr OnsiteFull Time
Commonfund
Commonfund: Provides investment management services to institutional nonprofit organizations.
1+ YOEBachelor’s or Master’s degree in a related field, 1+ year developing AI/ML solutions, Python, SQL, Agentic AI, web/API development, and strong analytical and problem-solving skills.
Python, SQL, REST APIs, Svelte, FastAPI, C#, TensorFlow, PyTorch, Scikit-learn, AWS, Azure, GCP, Git, Docker
2mo
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AI Engineer
Hartford or Raleigh or Richardson or United States
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Bachelor's degree or equivalent (or progressive experience); strong Python programming; hands-on ML/AI experience with TensorFlow, PyTorch, LangChain; experience with RAG, prompt engineering, and model deployment; authorized to work in the U.S.
SAS, R, Python, TensorFlow, PyTorch, LangChain, LLMs, RDBMS, ETL/ELT, Microsoft Azure, Databricks, Snowflake, CI/CD, MLOps
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Software Engineer
New York City or Old Greenwich
OnsiteFull Time
Ellington Management Group
Ellington Management Group: Manages alternative investment funds specializing in mortgage-backed securities.
0+ YOEStrong programming skills, SQL, and knowledge of one or more of C#, JavaScript, or TypeScript; Python helpful; experience with APIs, CI/CD, and AI tooling; strong problem-solving and ownership.
SQL, C#, JavaScript, TypeScript, Python, React, Angular, CI/CD
1w
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Forward Deployed Engineer
Greenwich, Connecticut, United States
OnsiteFull Time
BitOoda
BitOoda: Providing digital asset financial services and infrastructure solutions.
Hands-on software engineering across the stack, experience deploying AI/LLM features, ability to own systems end-to-end, communicate with stakeholders, and ship reliable production software.
LLMs
2mo
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Senior ML/AI Cheminformatics Scientist
Groton, Connecticut, United States
$94k-$156k/yr HybridFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
2+ YOEPhD or Master's (with 2+ years) in cheminformatics, computational chemistry, bioinformatics or related; proficiency in Python, RDKit, OpenEye, DeepChem, InChI, SMILES/SMARTS; experience with git, SciKit-Learn/Torch and model evaluation.
Python, RDKit, OpenEye, DeepChem, InChI, SMILES/SMARTS, git, SciKit-Learn, Torch, Luigi, Airflow, Dagster, Prefect, Kubeflow, SQL, NoSQL, MLFlow, Neptune, SageMaker
2mo
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Life Sciences Industry Expert - Supply Chain and Manufacturing Data and AI Consultant
Arlington or Milwaukee or Dallas or Columbus or Kirkland or Irvine or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$206k/yr FieldFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
2+ YOEMinimum 2 years in consulting or industry in life sciences supply chain/manufacturing data and AI, bachelor's degree, willingness to travel up to 75%, experience with supply chain planning and AI/ML, familiarity with supply chain platforms and cloud providers.
Kinaxis, Blue Yonder, o9, Oracle, SAP, E2Open, AWS, Microsoft Azure, Google Cloud, NVIDIA, ERP, PLM, MES
5d
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Java Full Stack Engineer
Hartford or Raleigh or Richardson
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Bachelor's degree or equivalent experience; full-stack Java engineering with Spring Boot and Angular or React, plus REST web services and UI experience. US work authorization required; relocation or travel may be needed.
Java, Angular, React, Spring, Spring Boot, REST, Microservices, Kafka, MQ, OpenShift, JPA, XML, XSLT, JAXB, JAXP, MVC, JUnit, SQL Server, Oracle, MongoDB, AI, cloud
1mo
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Manufacturing Defect Engineer
Hopewell Junction, New York, United States
$66k-$102k/yr OnsiteFull Time
onsemi: Designs and manufactures semiconductor solutions for power and sensing.
BS in Engineering/Data Science/Statistics required; familiar with Java, Python, R, SQL; experience building, validating, and deploying analytical AI models; strong communication and teamwork skills.
Java, Python, R, SQL, Power BI
1w
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Automation Engineer
Windsor, Connecticut, United States
$93k-$110k/yr OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
2+ YOEFour-year degree or equivalent knowledge, CMMS proficiency, advanced English, and ability to lead and mentor engineers. Preferred: 2+ years PLC programming, HMI, SCADA, controls software, industrial electrical, and automation systems experience.
CMMS, PLC, PC, SCADA, RSLogix5000 Studio, FT View, HMI, VFDs, DC drives, ASRS, AI
5d
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Field Service Engineer - AIS
Mount Pleasant or Cincinnati or Delbarton or New York City or Norwalk or Reston or Baltimore or Boston
$66k-$82k/yr FieldFull Time
Hitachi Energy
Hitachi Energy: Provider of electrical power grid technologies and energy systems.
1+ YOETechnical education or degree preferred, 1–3 years of technical field service experience preferred, electrical and mechanical aptitude, U.S. driver's license, extensive travel availability, and U.S. work authorization required.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft SharePoint, test equipment software
6d
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Field Service Engineer - AIS
Mount Pleasant or Delbarton or Boston or Norwalk or Reston or Cincinnati or Baltimore or New York City
$66k-$82k/yr FieldFull Time
Hitachi
HitachiTokyo Stock Exchange: 6501: Global provider of digital systems and social infrastructure solutions.
1+ YOETechnical training or degree preferred, 1–3 years of relevant field service experience preferred, electrical and mechanical aptitude, U.S. driver's license, extensive travel availability, and U.S. work authorization required.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft SharePoint
1mo
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Postdoctoral Research Associate - AI-driven Lab Automation for Life Sciences
Upton, New York, United States
$72k-$119k/yr OnsiteFull Time
Brookhaven National Laboratory
Brookhaven National Laboratory: Conducts multidisciplinary scientific research and operates national user facilities.
PhD required in computer science, bioinformatics, biophysics, applied math or related; expertise in machine learning/computer vision; experience with data management, Python, and collaborative development; strong publication record.
Python, Git, PyTorch, TensorFlow
1w
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2027 Quantitative Prediction Markets Research Summer Analyst
Greenwich, Connecticut, United States
OnsiteInternship
AQR Capital Management
AQR Capital Management: Quantitative investment firm managing traditional and alternative strategies.
December 2027 or Spring 2028 degree candidate in finance, economics, or a quantitative discipline with AI, Python, prediction market, data science, quantitative, and communication skills.
Python
2w
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Innovation Analyst - Graduate Programme 2027
Armonk or Fort Wayne
$70k/yr OnsiteFull Time
Swiss Re
Swiss ReSIX Swiss Exchange: SREN: Provides global reinsurance and insurance-based risk management solutions.
Bachelor's degree (completed or near completion), cumulative GPA ≥3.0, no more than three years professional experience, strong analytical and communication skills, interest in innovation/AI/data, exposure to design thinking or agile, US work authorization required.
1w
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General Application
Brooklyn or New Haven or United States or Europe
HybridFull Time
CREW Carbon
CREW Carbon: Wastewater treatment optimization and carbon removal technology.
General application for driven, collaborative, mission-aligned individuals with expertise and interests relevant to wastewater treatment, carbon removal, chemistry, minerals, artificial intelligence, or climate solutions.
AI
1w
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Quantitative Researcher - Multi-Asset Arbitrage (Summer Internship)
Greenwich or Boston
OnsiteInternship
Balyasny Asset Management
Balyasny Asset Management: Global multi-strategy investment firm managing diverse alternative asset classes.
Bachelor's or master's student in a quantitative field, graduating Winter 2027 through Summer 2028; Python proficiency, probability and statistics knowledge, dataset and predictive modeling experience, and research experience required.
Python, BERT, GPT, XLNet, AI, LLM, NLP
1w
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Quantitative Researcher - Multi-Asset Arbitrage (Summer Internship)
Boston or Greenwich
OnsiteInternship
Balyasny Asset Management
Balyasny Asset Management: Global multi-strategy investment firm managing diverse financial assets.
Bachelor's or master's student graduating Winter 2027 through Spring/Summer 2028 in mathematics, statistics, computer science, or a related quantitative field; Python, probability, statistics, datasets, predictive modeling, and research experience required.
Python, BERT, GPT, XLNet, AI, LLM, NLP
6d
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Analytics Leadership Development Program (ALDP) - Start Date: July 12, 2027
Bloomfield or Raleigh or Morris Plains
$87k-$144k/yr HybridFull Time
The Cigna Group
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
Cigna internship completion, master's degree in a quantitative field, analytical and AI methods experience, programming, SQL, communication, collaboration, and U.S. work authorization without current or future visa support.
Python, R, Java, Julia, SAS, GitHub Copilot, Microsoft Excel, Tableau, Qlik, Power BI, Microsoft PowerPoint, SQL, AWS SageMaker, Azure ML, NLP