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
2mo
Save
Mark Applied
Hide
Software Engineer – Trading Systems
Chicago, Illinois, United States
$100k-$140k/yr OnsiteFull Time
2+ YOEBachelor's in CS or related field; 2+ years software development; strong C++, concurrent programming; knowledge of algorithms and data structures; good communication.
C++
1d
Save
Mark Applied
Hide
Software Engineer | Market Data Systems
Chicago, Illinois, United States
$200k-$250k/yr OnsiteFull Time
5+ YOE5+ years building production software in performance-critical environments; strong C++ and Rust experience; real-time streaming and low-latency systems expertise; concurrency, memory, and network programming skills.
C++, Rust, TCP, UDP, multicast, Linux
3w
Save
Mark Applied
Hide
Senior Software Engineer, Agentic Systems
Chicago or United States
$169k-$208k/yr RemoteFull Time
5+ YOE5+ years building production software with strong Python; hands-on experience building LLM-powered agents, prompt/context engineering, production LLM reliability, evaluation harnesses, testing and observability.
Python, LLM, AWS Bedrock, Neo4j, NodeZero
2mo
Save
Mark Applied
Hide
Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
10+ YOE10+ years in product validation; mechanical, electrical, or hydraulic systems in heavy equipment; accredited engineering degree; masters preferred.
C/C++, Python, MATLAB/Simulink
2mo
Save
Mark Applied
Hide
Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
10+ YOESenior software engineer with full-stack focus, real-time IoT, hardware integration, and heavy machinery experience.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
2w
Save
Mark Applied
Hide
Senior Software Engineer - AI/Computer Vision (Camera Systems)
Waltham or Chicago or Boston or Vancouver or Krakow
$140k-$170k/yr HybridFull Time
4+ YOEBachelor's degree and 4+ years software engineering experience with 3+ years C++ development. Experience with camera systems, embedded Linux, model deployment on embedded platforms, Python, Git, and strong problem-solving and communication skills.
C++, Python, OpenCV, TensorFlow, PyTorch, ONNX Runtime, GitHub Actions, Azure DevOps, Git, Linux
3w
Save
Mark Applied
Hide
Senior Software Engineer, Design Systems
North Chicago, Illinois, United States
$97k-$184k/yr HybridFull Time
5+ YOEExpert React and TypeScript skills, front-end design-system experience, Claude Code skills and agentic AI workflow development, Python/Node.js backend capability, Storybook/GitHub/Axe proficiency, accessibility (WCAG) and strong communication.
React, TypeScript, Python, Node.js, Storybook, GitHub, Axe, Claude Code, Figma, OutSystems, Angular, HTML, CSS, MCP
4d
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
2mo
Save
Mark Applied
Hide
Senior Software Engineer- Machine Control Systems
Hazel Crest, Illinois, United States
$110k-$125k/yr OnsiteFull Time
10+ YOESenior software development engineer with 10+ years in industrial automation, real-time data processing, full-stack development, machine control, and cross-disciplinary collaboration.
C/C++, Python, MATLAB/Simulink, EtherCAT, CAN bus, Modbus, Ethernet/IP
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
1w
Save
Mark Applied
Hide
Staff Software Engineer, Data
Chicago or Creve Coeur or Seattle or United States
$117k-$171k/yr OnsiteFull Time
8+ YOEBS in CS or equivalent, 8+ years software/data engineering, expertise in distributed systems, cloud (AWS/GCP), streaming and messaging, containerization and CI/CD, mentoring and system design.
Python, Java, AWS, GCP, Kafka, Kinesis, Pub/Sub, SQS, SNS, Spark, Flink, Dataflow, Dataproc, Docker, GitLab Pipelines, GitHub Actions, JMS
2mo
Save
Mark Applied
Hide
C++ Software Developer
Amsterdam or Chicago or London or New York City
OnsiteFull Time
Strong C++ ability, fundamentals of software engineering, experience building scalable distributed systems, network programming, and performance optimization; computing degree preferred or extensive professional experience.
C++, Linux
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr OnsiteFull Time
5+ YOE5-8 years in software engineering; large-scale data engineering, distributed systems; Databricks, AWS, Python, PySpark; SQL/NoSQL; CI/CD; IaC (Terraform/Ansible).
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub, GitLab, Bitbucket, Terraform, Ansible
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Chicago, Illinois, United States
$89k-$165k/yr HybridFull Time
5+ YOE5-8 years of software engineering in data engineering and distributed systems; AWS Databricks, Python, Spark; CI/CD; IaC; AI/Generative AI exposure; cloud-native data platforms.
Databricks, Python, PySpark, Apache Spark, AWS, S3, Lambda, API Gateway, EventBridge, Kafka, SQL Server, MongoDB, Jenkins, GitHub/GitLab, Bitbucket, Terraform, Ansible
2w
Save
Mark Applied
Hide
Sr. Software Developer
Pleasant Prairie, Wisconsin, United States
$143k/yr OnsiteFull Time
5+ YOEBachelor's in Computer Engineering or related plus 5+ years progressive software development experience; experience with databases, web applications, software security, version control, scalable system design, SQL/NoSQL, Linux/Windows/Mobile/Web platforms, CI/CD, containerization, and cloud services.
Database software, SQL, NoSQL, Version Control Software, Linux, Windows, CI/CD, containerization, cloud services
3mo
Save
Mark Applied
Hide
Exchange Software Engineer
Chicago, Illinois, United States
$150k-$210k/yr OnsiteFull Time
Strong software engineering in statically typed languages; concurrency and low-latency systems; design for correctness; clear communication; trading or functional programming background preferred.
Haskell, Java, C++, Scala, OCaml, Rust, PostgreSQL, Kafka, FIX
12h
Save
Mark Applied
Hide
Software Engineer - Risk Technology
Chicago, Illinois, United States
$175k-$225k/yr OnsiteFull Time
3+ YOE3+ years software engineering experience, strong Java and/or Python skills, production systems experience, interest in financial markets and risk, strong analytical and problem-solving abilities.
Java, Python, Kubernetes, React, PostgreSQL, ClickHouse, Parquet, Hadoop
Explore Jobs