PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
1mo
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Device Research Manager
Perrysburg, Ohio, United States
$131k-$187k/yr OnsiteFull Time
5+ YOELead CdTe photovoltaic absorber R&D, develop manufacturable processes, manage engineers and projects, perform material and device characterization, apply statistical process optimization (DOE, ANOVA), and use JMP; requires relevant technical degree and industry experience.
JMP
12h
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Associate Development Engineer
Holland, Ohio, United States
$80k-$90k/yr OnsiteFull Time
Bachelor's degree in engineering or related field, laboratory experimentation and testing experience, proficiency with Microsoft Excel and PowerPoint, strong communication and problem-solving skills.
Microsoft Excel, Microsoft PowerPoint
1mo
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Development Engineer IV USA
Perrysburg, Ohio, United States
$100k-$140k/yr OnsiteFull Time
Senior engineering role focused on perovskite device physics, root-cause analysis, and manufacturing support.
2w
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Development Engineer III
Perrysburg, Ohio, United States
$84k-$120k/yr OnsiteFull Time
2+ YOEExpertise in materials and polymer science, process engineering, and PV device integration; hands-on lab/manufacturing experience; competence with Microsoft Office, JMP, Matlab, and C; strong communication and project ownership.
Microsoft Office, JMP, Matlab, C
3w
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Development Engineer II
Perrysburg, Ohio, United States
$81k-$115k/yr OnsiteFull Time
0+ YOEDegree in engineering (Associate/Bachelor/Master/PhD) with corresponding experience; hands-on lab/manufacturing experiment execution, materials science or sputter expertise, statistical and analytical skills, strong communication and ownership.
1mo
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Development Engineer II - Laser/Mechanical Glass Cutting
Perrysburg, Ohio, United States
$81k-$115k/yr OnsiteFull Time
0+ YOEExperience planning and executing laboratory and manufacturing experiments, material and device research for thin-film solar cells, knowledge of glass cutting methods, statistical and analytical skills, strong communication; education/experience combinations from Associate to PhD accepted.
2w
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Development Engineer (AI-Augmented Scientific Modeling)
Perrysburg, Ohio, United States
$81k-$135k/yr OnsiteFull Time
5+ YOEApply computational and AI-assisted methods to scientific modeling, develop reusable scientific software and workflows, and translate experimental data into engineering insight; strong communication and independent learning skills required.
Python, Julia, C++, MATLAB, C#
2w
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Development Engineer II- Chemical Handling/Mixing
Perrysburg, Ohio, United States
$81k-$115k/yr OnsiteFull Time
0+ YOEDegree in chemical engineering (or similar) with variable experience by degree level; hands-on lab/manufacturing experiment execution, chemical processing and scale-up, data analysis, planning and communication skills; may mentor junior staff.
2mo
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Chief Technology Officer
Albion, Indiana, United States
OnsiteFull Time
10+ YOEMaster’s or PhD in Chemical Engineering, Materials Science, Electrical Engineering or related field; 10+ years in battery manufacturing; expertise in lead-acid battery design; leadership across technical, engineering and product development; regulatory compliance.
2w
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Development Engineering Technician II -3rd Shift
Perrysburg, Ohio, United States
$23-$33/hr OnsiteFull Time
Perform and support engineering tests, troubleshoot process/equipment issues, execute experiments, and communicate across teams. Education/experience alternatives: HS + extensive experience, Associate + relevant experience, or Bachelor's as entry route.
Microsoft Office, SQL, JMP
1mo
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Thin Film Material Development Intern (Fall 2026)
Perrysburg, Ohio, United States
$18-$25/hr OnsiteInternship, Full Time
In-progress BS degree (materials/chemical engineering preferred), knowledge of thin film/plasma deposition, lab materials analysis, hands-on independence, strong communication and documentation skills.
3w
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Development Engineering Technician I
Perrysburg, Ohio, United States
$19-$26/hr OnsiteFull Time
2+ YOEPerforms sample testing and equipment operation; requires HS diploma + 4 yrs relevant experience or Associate's + 2 yrs; intermediate Microsoft Office, basic SQL/JMP, ability to lift ~37 lbs and wear PPE.
Microsoft Office, SQL, JMP
1mo
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Development Engineering Technician I
Perrysburg, Ohio, United States
$19-$26/hr OnsiteFull Time
2+ YOEAssociate or HS with relevant technical experience; ability to perform sample testing, semiconductor fabrication, electrical/optical measurements; equipment operation/calibration; intermediate Microsoft Office and some SQL/JMP; strong communication.
Microsoft Office, SQL, JMP