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
2mo
Save
Mark Applied
Hide
Software Engineer, AI & Product Systems
Naperville, Illinois, United States
$80k-$150k/yr OnsiteFull Time
3+ YOE3+ years software engineering; Node.js/Next.js/TypeScript; PostgreSQL or Supabase; REST/OAuth2/JWT; AI/LLM integration; CI/CD; security and reliability.
Node.js, Next.js, TypeScript, PostgreSQL, Supabase, REST, OAuth2, JWT, WebSockets, GitHub Actions, Vercel, n8n, SOQL
1d
Save
Mark Applied
Hide
Software Engineer
Schaumburg, Illinois, United States
$73k-$130k/yr OnsiteFull Time
4+ YOE4+ years software engineering experience or undergraduate degree; experience with databases, cloud platforms, containerization, real-time systems, and AI/LLM integration; strong communication and critical thinking.
Oracle, PostgreSQL, MongoDB, Redis, AWS, Azure, GCP, Docker, Kubernetes, WebSockets, Socket.IO, pub/sub, Large Language Model (LLM), CI/CD
1w
Save
Mark Applied
Hide
Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
10+ YOEBachelor's degree in engineering with 10+ years experience, strong networking and routing knowledge, Linux and C/C++ proficiency, hardware/software troubleshooting, ability to obtain US security clearance and to travel.
Linux, C/C++, MANET, HAIPE
1w
Save
Mark Applied
Hide
Principal/Sr. Principal Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$204k/yr OnsiteFull Time
5+ YOESTEM degree with 5+ years (Principal) or 8+ years (Sr Principal) experience, proficiency in systems thinking, model-based systems engineering, simulation/mission modeling, and listed software/tools; U.S. citizenship and active government clearance required.
MATLAB, C, C++, CUDA, VHDL, OpenCL, SysML, Python, Cameo, Rhapsody, AFSIM, STK, BRAWLER, ATCOM, ONESAF, DOORS, ClearCase, ClearQuest
1mo
Save
Mark Applied
Hide
Systems Engineer/Principal Systems Engineer (Integration & Test)
Rolling Meadows, Illinois, United States
$88k-$163k/yr OnsiteFull Time
2+ YOEUS citizen able to obtain/maintain government clearance (SAP/Secret); BS/MS/PhD in EE/ME or related; 2+ years (Systems) or 5+ years (Principal) experience; troubleshooting hardware/software/firmware; test planning and execution; DOORS, MBSE/Cameo, MATLAB, C/C++, Java, Python familiarity.
DOORS, Cameo, MATLAB, C, C++, Java, Python
1mo
Save
Mark Applied
Hide
MECHANICAL SYSTEMS ENGINEER
Vernon Hills, Illinois, United States
$65k-$75k/yr OnsiteFull Time
3+ YOEBS in Mechanical Engineering or equivalent experience (3-5 years); strong problem solving, communication, and software skills; travel up to 25%.
Windows, Microsoft Office, Excel, Word, PowerPoint
3w
Save
Mark Applied
Hide
Software Engineer
Schaumburg, Illinois, United States
$84k-$106k/yr HybridFull Time
BS/MS in EE, Computer Engineering, or Computer Science; experience with C/C++, Linux/Unix, real-time embedded systems; Git and Jira; exposure to Docker or Podman; strong debugging, communication, and Agile experience; work onsite 3 days/week.
Docker, Podman, Git, Jira, C/C++, Linux, Unix
1mo
Save
Mark Applied
Hide
Sr. Engineer, Software - GenAI (Hybrid)
Oak Brook, Illinois, United States
$86k-$163k/yr HybridFull Time
8+ YOEBachelor's degree required (Master's preferred), 8+ years software engineering experience with 1+ years on LLMs/agentic AI, proficiency in Python, experience with LLM orchestration, vector DBs, cloud platforms, and agentic system design.
LLMs, Python, LangChain, LangGraph, CAMEL, LlamaIndex, RAG, MCP, FAISS, Pinecone, Weaviate, Rasa, AWS, GCP, Azure
2mo
Save
Mark Applied
Hide
Sr. Software Engineer
Wayne or Naperville
$120k-$135k/yr HybridFull Time
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
Python, CI/CD, AWS Bedrock, Azure OpenAI, Google Vertex AI, PyTorch, Hugging Face Transformers, vLLM, FAISS, Pinecone, OpenSearch/KNN, LangChain, LlamaIndex, MLflow, Weights & Biases, Prometheus
3mo
Save
Mark Applied
Hide
Principal Control Systems Engineer
Lisle or Remote
$120k-$145k/yr HybridFull Time
10+ YOELead power generation projects; design and program control systems; 10+ years of controls experience; willing to travel 15-30%.
DCS, PLC, Instrumentation, Electrical Systems, Programming
3w
Save
Mark Applied
Hide
Software Integration Engineer
Oak Brook, Illinois, United States
OnsiteContract
3+ YOEBachelor's in CS/CE, 3+ years embedded software development, proficient in C/C++, Git, CI/CD for Yocto-based systems, Docker/VM, CMake; travel up to 10% domestic and international.
Yocto, C, C++, Git, CI/CD, Docker, VM, CMake, Qt, Polarion ALM, Atlassian Jira
1w
Save
Mark Applied
Hide
Sr. Software Engineer - AI Platforms and Automation
United States or Chicago or Houston or Rosemont
$140k-$200k/yr RemoteFull Time
7+ YOE7+ years software/platform engineering experience; strong Python and AWS experience; production systems, CI/CD, Docker/Kubernetes, SQL/PostgreSQL, and experience with LLMs or AI-enabled applications.
Python, Amazon Bedrock, Lambda, Glue, S3, IAM, CloudWatch, MWAA, Airflow, CI/CD, Git, Docker, Kubernetes, Terraform, SQL, PostgreSQL, LLM APIs, LangChain, LangGraph, LlamaIndex, Claude Code, GitHub Copilot, Cursor, RDF, OWL, SPARQL, SHACL, FHIR, SNOMED CT, LOINC, RxNorm, ICD-10, CPT, vector databases, embeddings
1d
Save
Mark Applied
Hide
Android Software Engineer II
Schaumburg, Illinois, United States
$81k-$117k/yr HybridFull Time
3+ YOE3+ years OO experience with Java/Kotlin, Android app and system debugging, strong software design and algorithms, B.S. in CS or related, experience with AI-assisted development tools and excellent communication.
Java, Kotlin, GitHub Copilot, Microsoft Visual Studio Code, Firebase Crashlytics, Real Time Databases, AOSP, Linux, logcat
2mo
Save
Mark Applied
Hide
Software Test Engineer (Oak Brook, IL, US)
Oak Brook, Illinois, United States
$87k-$133k/yr HybridFull Time
2+ YOEBachelor's in engineering with 2+ years in software test for embedded systems; strong Python/MATLAB scripting; test frameworks; CAN/LIN protocols; version control; and defect tracking.
Python, MATLAB, Robot, PyUnit, Pytest, CANalyzer, CANoe, INCA, Git, Azure DevOps, GitLab, GitHub, Polarion, Doors, Jira
1mo
Save
Mark Applied
Hide
Software Engineer – Test Equipment (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEU.S. citizenship required. STEM degree (Bachelors with 5+ yrs or Advanced Degree with 3+ yrs). Experience developing software that interfaces with hardware-based test/HIL/ATE systems; Python, C++, TCL/Bash, Linux/Windows; configuration management and OOD.
Python, TCL, C++, Bash, LabVIEW, Linux, Windows, Automatic Test Equipment (ATE), Hardware-in-the-Loop (HIL)
3mo
Save
Mark Applied
Hide
Staff/Senior Staff Embedded Software Engineer
Niles, Illinois, United States
$113k-$218k/yr HybridFull Time
10+ YOEEmbedded software design for safety-critical aerospace systems; DO-178 compliance; leadership & collaboration responsibilities.
C/C++, RTOS
2w
Save
Mark Applied
Hide
Software Engineer III - Java/Spring/AWS/AI Solutions
Tampa or Chicago
$114k-$155k/yr OnsiteFull Time
3+ YOE3+ years applied software engineering experience; proficient in Java 17/21, Spring Boot, SQL/Oracle, Kubernetes, Kafka; experience with CI/CD, system design, testing, and enterprise AI-assisted development tools; strong communication and critical thinking.
Java 17, Java 21, Spring Boot, SQL, Oracle, Kubernetes, Kafka, AWS, CI/CD
2mo
Save
Mark Applied
Hide
Staff Software Engineer
Portland or Austin or San Jose or Hoffman Estates or Houston or Portland
$150k-$185k/yr HybridFull Time
8+ YOE8-12 years of experience with .NET; web APIs; modern JavaScript (Angular/React); C# expert; Unix/Linux systems; SQL/Oracle databases; leadership in scrum teams.
.NET, JavaScript, Angular, React, Linux, C#, PHP, Unix, SQL, Oracle
3d
Save
Mark Applied
Hide
IL0220-Staff Software Engineer I
Warrenville, Illinois, United States
$144k-$185k/yr RemoteFull Time
3+ YOEBachelor's degree plus 3 years related experience (or Master's plus 1 year). Experience with Java, Python, C#, C++, Microsoft technologies, SQL, front-end and back-end web systems required.
Java, Python, C#, C++, Microsoft technologies, SQL
3w
Save
Mark Applied
Hide
AI Engineer - Clinical Communication & Workflow Systems
Mount Prospect, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOE5+ years in ML/data engineering or AI solution development. Bachelor's/Master's in CS/AI/ML (or equivalent), strong Python and SQL skills, experience with TensorFlow/PyTorch, real-time systems, APIs, and software engineering best practices.
Python, SQL, TensorFlow, PyTorch, HL7, FHIR, EHR
Explore Jobs