PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3mo
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Senior Cyber Security Engineer
Guadalupe, /, Mexico
HybridFull Time
3+ YOESenior security engineer with 3-5 years in security operations, strong Python/Java, SOAR/SIEM expertise, cloud security (Azure/AWS/GCP).
Python, Java, SOAR, SIEM, EDR, IDS/IPS, Azure, AWS, GCP
3mo
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Senior Semiconductor Test Engineer
Tucson, Arizona, United States
OnsiteFull Time
Bachelor’s or Master’s in Electrical Engineering, Physics, Materials Science, or related field; extensive semiconductor device testing; automated test systems; data analysis; cross‑functional collaboration.
Python, LabVIEW, MATLAB, C/C++
2mo
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Senior Mission Planning Engineer/ Senior Systems Engineer (Onsite)
Tucson, Arizona, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in STEM with 5+ years of experience; software architecture, .NET, C#, C++, Java; cloud web apps; DevOps; mission planning topics; active DoD Secret clearance.
C#, C++, Java, .NET, DevOps, Python
2mo
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Senior Test Engineer
Tucson, Arizona, United States
$125k-$175k/yr OnsiteFull Time
Degree in engineering and hands-on test engineering experience validating electrical, mechanical, or integrated aerospace systems; strong test planning, instrumentation, data capture, troubleshooting, documentation, and cross-discipline collaboration skills.
Python, MATLAB, LabVIEW, oscilloscopes, multimeters, DAQ systems, sensors, load cells, pressure transducers, thermal chambers, vibration tables, power supplies, E-Verify
2mo
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Senior AI Engineer - Agentic Systems
Atlanta or Raleigh-Durham or Phoenix or Tucson or Orlando or Nashville or Jacksonville or Houston or Greenville or Dallas or Tampa or Fort Lauderdale or Charlotte or Austin
OnsiteFull Time
6+ YOE6+ years production software engineering; 2+ years building LLM-powered systems; strong Python; LangChain/LangGraph experience; retrieval architectures; cloud data platforms; strong communication.
Python, LangChain, LangGraph, Snowflake Cortex, vector search
1mo
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Senior Machine & Vehicle Controls Engineer
Tucson, Arizona, United States
$113k-$169k/yr OnsiteFull Time
Bachelor's degree in engineering, experience in machine/vehicle control systems, simulation, integration and validation, strong systems engineering and project leadership, proficiency with MATLAB, Simulink, and Python, and knowledge of functional safety and testing methods.
MATLAB, Simulink, Python, Multibody simulation tools (Caterpillar Dyansty), Virtual Product Development, Software-in-the-Loop, Hardware-in-the-Loop
3w
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Principal Optical Engineer
Tucson, Arizona, United States
OnsiteFull Time
12+ YOEU.S. citizen or lawful permanent resident eligible for clearance, Bachelor's in Optical Engineering/Physics, 12+ years optical systems experience, hands-on alignment and characterization, MATLAB, Python, Zemax, FRED experience.
MATLAB, python, Zemax, FRED
1w
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Manufacturing Test Sustaining Engineer
Tucson, Arizona, United States
OnsiteFull Time
5+ YOEEngineering degree or technical diploma,5+ years technical experience,C++/C# and Python,ability to design and troubleshoot test hardware,willingness to travel internationally and lift up to 15kg.
C++, C#, Python, Lua, Linux
1mo
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FPGA Design Engineer
Tucson, Arizona, United States
OnsiteFull Time
8+ YOEB.S. in EE/CE, 8+ years FPGA design experience with VHDL, AMD/Xilinx/Vivado, RTL-to-hardware lifecycle, lab debugging, Git, ModelSim/QuestaSim, and scripting (Python/Perl/Ruby). U.S. work authorization required; clearance may be needed.
VHDL, AMD/Xilinx, Vivado, Git, ModelSim, QuestaSim, Python, Perl, Ruby, oscilloscope, spectrum analyzer, signal source, power supply
1w
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Senior Software Engineer - Confluent Applied AI for DevProd
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$111k-$207k/yr HybridFull Time
Experience building backend production systems, proficiency in Java/Go/Python, cloud-native and Kubernetes experience, LLM application to engineering workflows, EMR not mentioned, strong testing and product mindset, collaborative skills.
Java, Go, Python, Kubernetes, GitHub, Jira, Slack, CI, LLMs
1w
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Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
1w
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Aerospace System Engineer
Tucson, Arizona, United States
OnsiteFull Time
5+ YOEBachelor's in engineering,5+ years in aerospace/defense embedded systems,ability to obtain Secret clearance,experience with safety-critical standards,schematic reading,configuration and verification traceability.
Python, C++, LabVIEW, TestStand, SCPI, VISA, PyVISA, Ethernet, CAN, RS-422/485, SPI
1w
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Advanced Analytics Engineer
Tucson, Arizona, United States
$101k-$124k/yr OnsiteFull Time
8+ YOEBachelor's degree in engineering/computer science/math,8+ years in signals intelligence or related analysis,TS/SCI clearance,AI/ML and data engineering experience,proficiency with Python/SQL/R and DevOps practices.
Python, SQL, R, Git, Docker, CI/CD, LLMs, vector databases, retrieval-augmented generation (RAG)
2w
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Software Engineer
Tucson, Arizona, United States
$100k-$125k/yr OnsiteFull Time
5+ YOEBS in Computer Engineering/Science,5+ years experience with 2+ years leading projects; proficiency in modern web stacks, SQL/NoSQL, Python, Golang, Typescript, Node.js, cloud (AWS/Azure), and CI/CD tools.
SQL, NoSQL, HTML5, CSS, JavaScript, JSON, Python, Golang, Typescript, Node.js, Babel.js, Electron, Postgres, MongoDB, REST, VUE, REACT, YARN, NPM, AWS, Azure, Kubernetes, Docker, Ansible
2mo
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AI Engineer/ML Engineer - Senior Developers - AI Training - Tucson, US
Tucson or United States
$80/hr RemoteContract
BS/MS/PhD in CS/AI/Robotics or related quantitative field; production ML experience; deep learning mastery (Transformers, CNNs, RNNs); LLM workflows (Prompt Engineering, RLHF, RAG); strong analytical critique and auditing skills.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
1mo
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Project Engineer III
Tucson, Arizona, United States
OnsiteFull Time
5+ YOE5+ years in IT infrastructure and project delivery; strong networking, server, storage, virtualization (VMware, Hyper-V), cloud (AWS/Azure/GCP), cybersecurity, scripting (PowerShell/Python/Bash), config management, MSP experience, and leadership.
VMware, Hyper-V, AWS, Azure, GCP, PowerShell, Python, Bash, Ansible, Puppet, Chef
3mo
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Quality Assurance Engineer III (Tucson, AZ, US, 85706)
Tucson, Arizona, United States
OnsiteFull Time
6+ YOEBachelor's degree in CS/Engineering; 6+ years software/systems testing, 4+ years automation; able to lead test strategy; strong programming (Java/Python/C#); CI/CD and IaC experience; travel up to 10%; excellent communication.
Java, Python, C#, REST API, gRPC, UI automation, CI/CD, Docker, Containerization, Infrastructure as Code
2w
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Sr. SW Quality Technical Validation & Data Systems
Casa Grande, Arizona, United States
OnsiteFull Time
7+ YOE7+ years in automotive software validation or related roles; hands-on log, telemetry, PCAP and CAN data analysis; test bench/HIL experience; proficiency with Python, SQL, CAN DBC, Grafana, InfluxDB or Prometheus; strong collaboration and technical reporting skills.
Python, SQL, CAN DBC, Grafana, InfluxDB, Prometheus, PCAP, HIL
1mo
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Research Professor, Steward Observatory
Tucson, Arizona, United States
HybridFull Time
15+ YOEPhD in astronomy, optics, physics, engineering, or related field; minimum 15 years in developing space instrumentation.
Python, Git
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