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 Software Developer
Louisville, Colorado, United States
$118k-$144k/yr OnsiteFull Time
5+ YOE5+ years in professional software development; strong Python; SQL; REST APIs; Git; CI/CD; excellent communication; Bachelor’s degree in CS/Software Engineering.
Python, SQL, Git, GitLab CI, pytest, REST APIs, JavaScript, TypeScript, Node.js
2mo
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Senior Software Engineer
Spring or Fort Collins
$131k-$205k/yr OnsiteFull Time
4+ YOE4-7 years in software engineering; Windows-based app development; C/C++; Win32 API; multithreading; CI/CD; Git; MSTest; Agile; Azure; AI platform familiarity.
C++, Win32 API, Multithreading, Git, CI/CD, MSTest, Agile, Azure, Docker, Kubernetes, Python, JavaScript, React, SQL, API, AWS
3mo
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Senior Software Engineer - C++
Boulder, Colorado, United States
$130k-$170k/yr OnsiteFull Time
5+ YOE5+ years C++ experience; degree in engineering or CS; networking, video, Git/CMake; Windows/Linux/iOS; latency-critical software.
C++, Git, CMake, Make, Linux, Windows, Visual Studio, Python, CUDA, Vulkan, ARM Jetson, systemd, Ubuntu, Linux device drivers
3w
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Senior Software Engineer
Broomfield, Colorado, United States
$165k-$218k/yr OnsiteFull Time
5+ YOE5+ years relevant experience and BS in CS/Engineering/Math/Physics (or equivalent). Strong C++ and Python skills, foundation in linear algebra/probability/statistics, software engineering fundamentals, and ability to obtain Top Secret/SCI clearance.
C++, Python, SQL, NoSQL, JavaScript, React, Node.js, MATLAB, Simulink
1mo
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Senior Software Engineer
Boulder or Austin
$140k-$185k/yr HybridFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOEBachelor's degree in CS/CE or related, 5+ years software engineering experience, proficiency with Python and SQL, Linux and Git experience, familiarity with automated testing and CI/CD practices, willingness to learn atomic/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP, C++
3mo
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Senior Software Developer
Louisville, Colorado, United States
$118k-$144k/yr OnsiteFull Time
5+ YOE5+ years of professional software development; proficient in Python; strong SQL and relational DB design; Git and CI/CD; REST APIs; testing with pytest; good communication.
Python, SQL, Git, pytest, REST API, JavaScript, TypeScript, Node.js, CI/CD, GitLab CI
1mo
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Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr HybridFull Time
5+ YOE5+ years building scalable, distributed software; proficient in Scala/Python/Java, Apache Spark, Databricks, AWS; experience with Hadoop/Hive, Kubernetes/Docker, Airflow, SQL, and ML; BA/BS in CS preferred.
Scala, Python, Java, Databricks, Apache Spark, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA/Airflow, Git, SQL, Delta Lake, Unity Catalog, Notebooks, Jobs, Pipelines
2mo
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Senior Flight Software Engineer II
Westminster, Colorado, United States
$133k-$1610k/yr OnsiteFull Time
6+ YOE6+ years spacecraft software development; strong C/C++, Python; embedded software for space missions; knowledge of attitude, navigation, power, and communication systems; team leadership experience.
C, C++, Python
1mo
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Senior Software Engineer, Team Lead
Longmont, Colorado, United States
$119k-$206k/yr HybridFull Time
8+ YOE2+ Mgmt8+ years software engineering experience with 2+ years technical leadership; strong OOP, SQL, REST; experience designing architecture, mentoring engineers, and working with Linux/AWS; Golang/Python, Docker, MQTT/AWS IoT preferred.
SQL, REST, Golang, Python, Linux, AWS, Docker, AWS IoT, MQTT, 3D printers
1mo
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Senior Software Engineer, Team Lead
Longmont, Colorado, United States
$119k-$206k/yr HybridFull Time
8+ YOE2+ MgmtBachelor's in CS or equivalent, 8+ years software engineering with 2+ years technical leadership; expertise in OOP, SQL, REST; strong communication; experience with Golang/Python, Linux, AWS, Docker preferred.
SQL, REST, Golang, Python, Linux, AWS, Docker, AWS IoT, MQTT
2mo
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Senior Embedded Software Engineer
Berthoud, Colorado, United States
$125k-$155k/yr OnsiteFull Time
4+ YOEDesign, develop, and maintain embedded software for avionics; strong C/C++ on ARM/SoC/FPGA; hardware interface, debugging tools; Git; team collaboration.
C/C++, ARM, SoC, FPGA, HDL, Git, Oscilloscope, Logic Analyzer, Python, MATLAB
1mo
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Senior Software Engineer
Westminster, Colorado, United States
$89k-$165k/yr OnsiteFull Time
5+ YOE5+ years building scalable, distributed data solutions; proficient in Scala/Python/Java, Apache Spark, Databricks, AWS, SQL; experience with Hadoop/Hive, containerization, Airflow/MWAA, Git; BA/BS in CS or related.
Python, Apache Spark, Databricks, Scala, Java, Hadoop, Hive, AWS, Kubernetes, Docker, MWAA, Airflow, Git, SQL, Delta Lake, Unity Catalog, Databricks Notebooks, Databricks Jobs, Databricks Pipelines
2w
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Software Engineer III
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$108k-$149k/yr HybridFull Time
6+ YOEBachelor's degree in CS/Software Engineering or related,6+ years software development experience,proficiency in C++,Java,Python,experience with RTOS/embedded systems preferred,excellent communication and critical thinking.
C++, Java, Python, C, C#, HTML, Bash
3mo
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HPE Morpheus Enterprise - Principal Software Engineer
Fort Collins or Durham or Houston
$152k-$349k/yr HybridFull Time
10+ YOESenior level backend software engineer with Java/Python-like languages, Linux, REST APIs, and cloud experience.
Java, Groovy, Ruby, Python, Linux, REST APIs, SQL, NoSQL, Virtualization, ITSM, CI/CD, Maven, Gradle, Git, Cloud (AWS, Azure, Google Cloud)
1mo
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Senior Software Engineer (Gen AI)
Boulder or Atlanta or Beaverton
$172k-$257k/yr HybridFull Time
5+ YOE5+ years SaaS experience, 4+ years ML/data science or related software development, 4+ years Python and Java experience, production ML/LLM and RAG experience, cloud and containerization experience, bachelor’s degree in a relevant field preferred.
Python, Java, Large language models (LLM), retrieval augmented generation (RAG), MCP, langgraph, vibe coding, AWS, GCP, Docker, ETL
1w
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Staff Software Engineer
Westminster, Colorado, United States
$102k-$150k/yr HybridFull Time
5+ YOEU.S. Person required, 5+ years building complex software, expertise with Python/Django, Linux, REST/JSON/YAML, test automation, CS/Engineering degree or equivalent.
Python, Django, Ubuntu, RHEL, CENTOS/AL3, REST, JSON, YAML, Cucumber, Gherkin, Behave, K8S, docker, jenkins, helm, terraform, RabbitMQ, PostgreSQL, Redis, Elasticsearch, Ruby, Go, CI/CD, EMR
4w
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Senior Principal Engineer – Embedded Software
Broomfield or Westminster or Boulder
$133k-$226k/yr OnsiteFull Time
8+ YOEBS in engineering or related field + 8+ years experience; U.S. person required and must be willing/eligible to obtain Top Secret/SCI; experience with embedded Linux, C/C++, Rust, Python, CI/CD, and embedded software lifecycle.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, Embedded Linux, FPGAs, MQTT, ZeroMQ, PetaLinux, Yocto, Device tree, UML, Protobuf, FlatBuffers, MATLAB, Cameo, PlantUML, DevSecOps, Yocto Project, OpenEmbedded, gtest, ctest, hardware-in-the-loop
3d
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Senior Principal Algorithms Software Engineer
Boulder, Colorado, United States
$132k-$198k/yr OnsiteFull Time
5+ YOEActive U.S. Secret clearance required; experience with Python and/or C++, Linux, algorithm design and state estimation, statistical analysis, and 5+ years software/algorithm development experience preferred.
Python, C++, Linux, grep, awk, cat, head
2w
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Senior/Staff Software Engineer
Boulder or New York City
$155k-$200k/yr HybridFull Time
Deep expertise designing and evolving distributed scalable systems, strong focus on performance/security/compliance, IaC and scripting experience (Terraform/CloudFormation, Python/Bash/Go), and leadership/mentorship skills.
Java, Kafka, Redpanda, AWS, Databricks, Datadog, ONNX, Terraform, CloudFormation, Python, Bash, Go
1mo
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Software Engineer
Denver or Westminster
$90k-$190k/yr OnsiteFull Time
5+ YOE5+ years related experience, active TS/SCI clearance, strong Python proficiency, experience with test automation and hardware integration, software development best practices, and ability to work independently and with cross-functional teams.
Python, Java, C#, TypeScript, C++, pytest, unittest, Robot Framework, CI/CD, USB, Serial, Ethernet, oscilloscope, DAQ