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
3w
Save
Mark Applied
Hide
Backend Engineer - Oort
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
Proficiency in Python and Docker, backend/API design and database interaction, experience with space mission technologies, strong communication and product mindset.
Python, Docker, Django, GraphQL, GCP, AWS, Kubernetes, PyTest, Jest, React Testing Library, Playwright, Cypress
2mo
Save
Mark Applied
Hide
Senior Backend Engineer (Ruby on Rails/Python) - Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$120k-$217k/yr HybridFull Time
7+ YOE7+ years software engineering; experience with ingestion pipelines, ETL, and content processing; proficient in Ruby, Python, or Go; AWS and distributed workflows; strong DB design; effective communicator.
Ruby, Python, Go, AWS, SQL, NoSQL, ETL, LLM
1mo
Save
Mark Applied
Hide
Senior Backend Software Engineer
Denver, Colorado, United States
$150k-$190k/yr HybridFull Time
BS in CS or related required (MS preferred). Strong backend development experience with Python/JavaScript, web services, cloud platforms (AWS/GCP/Azure), databases, Git and CI/CD. Must be able to work on-site or in the field at least 3 days/week.
AGVs, ROS2, ROS, Linux, IoT, PLCs, AWS, GCP, Azure, Python, JavaScript, Django, Flask, Next.js, Express.js, Git, CI/CD, MQTT, ECR, S3, EC2, React, TypeScript, iOS, Android
3d
Save
Mark Applied
Hide
Sr. Back-end Ground Software Engineer - Lunar Permanence
Denver or Littleton or Seattle
$182k-$254k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
8+ YOEB.S. in software/engineering,8+ years experience,proven Python and/or Rust,experience with full lifecycle engineering,CI/CD,Linux,excellent communication and collaboration skills;US work eligibility required.
Python, Rust, React, Linux, CCSDS
1mo
Save
Mark Applied
Hide
Senior Software Engineer - Streaming Backend
Englewood, Colorado, United States
$96k-$140k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent and 5+ years backend software/systems engineering experience; strong backend programming (Go, Python, Rust, C++), DRM and ABR streaming knowledge, observability, cloud and AI tool proficiency.
Go, Python, Rust, C++, H.264, HEVC, AV1, MP4, TS, Widevine, FairPlay, PlayReady, HLS, MPEG-DASH, Grafana, Dynatrace, NewRelic, AWS Elemental Media Services, AWS, GCP
1mo
Save
Mark Applied
Hide
Senior Software Engineer, Backend
United States or Denver
$150k-$190k/yr RemoteFull Time
5+ YOEBS or equivalent, 5+ years backend engineering experience, strong Python and SQL skills, distributed systems and cloud (AWS/GCP/Azure) experience, data pipelines, APIs, observability, and experience with AI/LLM integrations; technical leadership and mentoring.
Python, SQL, Kafka, Pub/Sub, Apache NiFi, Airflow, Mage.AI, Beam, Spark, Flink, dbt, Iceberg, ClickHouse, AWS, GCP, Azure, RAG, LLM, OAuth, SAML, CI/CD
1mo
Save
Mark Applied
Hide
Sr. Data Python Engineer - FreeWheel
Englewood or Chicago
$136k-$204k/yr OnsiteFull Time
7+ YOE7+ years building data pipelines or distributed backend systems with Python; hands-on AWS, CI/CD, Terraform, Kubernetes; Snowflake/Spark and SQL experience; bachelor’s degree preferred.
Python, Snowflake, Spark, SQL, AWS, CI/CD, Terraform, Kubernetes, Snowpark, Databricks
3mo
Save
Mark Applied
Hide
Software Engineer, Labs
Denver or United States
$160k-$180k/yr HybridFull Time
Senior frontend engineer with React/SolidJS/Vue, TypeScript, CSS, and backend Go or Python; real-time data handling; AI-driven workflows; collaborative, design-focused approach.
React, SolidJS, Vue, TypeScript, CSS, SVG, Canvas, WebGL, Go, Python, cloud APIs
2w
Save
Mark Applied
Hide
Quality Assurance Engineer
Denver, Colorado, United States
$110k-$125k/yr RemoteFull Time
4+ YOE4+ years QA experience, strong test automation skills for API/backend/UI, proficiency in Python or JavaScript, CI/CD and REST testing, experience evaluating AI/LLM outputs and RAG pipelines, strong communication and analytical skills.
Python, JavaScript, CI/CD, API, REST, LLM, Retrieval-Augmented Generation (RAG)
2mo
Save
Mark Applied
Hide
Full Stack Web Developer
Denver or Sarasota or Sterling
$82k-$172k/yr OnsiteFull Time
5+ YOEB.S. in CS or related, active TS/SCI clearance, 5+ years web development, strong React.js and TypeScript skills, backend experience with Flask/Express.js, Python, PostgreSQL, and Git.
React.js, Flask, Express.js, Python, HTML5, CSS3, TypeScript, JavaScript, PostgreSQL, Git, GitLab CI/CD, Docker, WebSockets, Tailwind CSS, SQLAlchemy, Prisma, Drizzle, Tanstack Tools, Redis, AWS, Azure, GCP
4d
Save
Mark Applied
Hide
Software Engineer Supporting AI ML
Denver, Colorado, United States
$126k-$277k/yr OnsiteFull Time
15+ YOEUS citizen with 15+ years software development experience, BS in relevant field, AWS (CDK,SAM,EKS), frontend (JavaScript,Angular,React,Svelte), backend (Python,Java,Node.JS,C++,Go,Rust), containers, Kubernetes, databases, and ability to obtain Top Secret/TS-SCI.
AWS, CDK, SAM, EKS, JavaScript, Angular, React, Svelte, Python, Java, Node.JS, C++, GO, Rust, Docker, Kubernetes, PostgreSQL, MySQL, MongoDB, Redis, Kafka, AWS API
1w
Save
Mark Applied
Hide
Principal Engineer Software, Dev & Production Infrastructure (Chronosphere)
San Francisco or Denver or Austin or Jacksonville or Boston or Seattle or New York City or California
$147k-$238k/yr RemoteFull Time
8+ YOE8+ years in high-scale infrastructure or platform engineering; 7+ years backend language experience; 5+ years cloud-native (AWS/GCP) and Kubernetes expertise; strong Linux, distributed systems, and IaC (Terraform) skills.
Chronosphere, Kubernetes, GCP, AWS, Go, Python, Java, C++, C#, Rust, Terraform, Cursor, Claude, Linux
1mo
Save
Mark Applied
Hide
Staff+ Software Engineer - B2B Platform
Denver or San Francisco
$190k-$240k/yr OnsiteFull Time
7+ YOE7+ years software engineering with backend focus; experience designing and scaling backend systems, APIs, distributed systems, and data platforms; proficiency in Python or Node.js and relational/NoSQL databases; strong system design and communication skills.
Python, Node.js, Relational database, NoSQL, APIs
1mo
Save
Mark Applied
Hide
Senior Software Engineer, Platform
Irvine or Newport Beach or Denver or San Francisco or Seattle
$185k-$200k/yr HybridFull Time
5+ YOE5+ years backend software engineering experience; hands-on AWS, Python, Django, and Postgres; strong DevOps/SRE fundamentals (CI/CD, observability, incident response); networking and distributed systems knowledge.
AWS, Python, Django, Postgres, Kubernetes, CI/CD, Infrastructure as Code (IaC), ML Ops
4w
Save
Mark Applied
Hide
Full Stack Engineer
Arvada or Denver
$120k-$180k/yr HybridFull Time
4+ YOEActive Secret clearance, 4+ years engineering experience, strong Python and backend skills, AWS/cloud experience, Docker/Kubernetes, Terraform, Git; Bachelor's in CS or related field or equivalent experience.
Python, AWS, EC2, S3, RDS, Fargate, EKS, ECS, CloudWatch, EFS/EBS, React, TypeScript, GraphQL, Docker, Kubernetes, Terraform, CI/CD pipelines, Git, GitHub, GitLab, Next.js, Refine, Vite, GitHub Actions
1mo
Save
Mark Applied
Hide
Software Engineer
Toronto or Denver or Fishers or Los Angeles or Krakow
$120k-$150k/yr HybridFull Time
3+ YOE3+ years backend engineering experience; strong Java and Spring Boot skills; experience with REST APIs, Kafka, Kubernetes, cloud platforms; knowledge of identity (OAuth 2.0, OIDC, SSO, SCIM). Bachelor's in CS/Engineering or equivalent.
Java, Spring Boot, Python, RESTful APIs, Kafka, Kubernetes, OAuth 2.0, OpenID Connect (OIDC), SSO, SCIM, AWS, Azure, Google Cloud Platform, Okta, Auth0, Ping Identity, Keycloak, Terraform, OpenTelemetry, Datadog, Grafana
1mo
Save
Mark Applied
Hide
Senior Software Engineer (Full-Stack)
Denver, Colorado, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience with frontend depth; strong React and TypeScript skills; experience with canvas/2D rendering, WebRTC, data visualization; backend fluency in Python/Django, GraphQL, and PostgreSQL; AWS and container experience; testing and observability; participate in on-call rotations.
React, TypeScript, Django, Python, GraphQL, PostgreSQL, WebRTC, Storybook, AWS, WebSocket
2w
Save
Mark Applied
Hide
Senior Full Stack Product Engineer
Denver, Colorado, United States
OnsiteFull Time
Senior full-stack engineer with experience shipping GenAI/LLM features, React/TypeScript frontend, Node.js/Python backend, cloud (GCP/AWS/Azure), strong product judgment and cross-functional leadership.
React, TypeScript, Node.js, Python, Google Cloud Platform, GCP, AWS, Azure
1d
Save
Mark Applied
Hide
Software Engineer
United States or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Madison or Milwaukee or Minneapolis or Nashville or Omaha or Providence or Springfield or Saint Louis or Washington
$76k-$234k/yr HybridFull Time
5+ YOEBachelor's or equivalent,5+ years application engineering experience,full‑stack proficiency with backend focus,experience with generative AI and cloud deployment (Azure preferred),strong architecture and communication skills.
Python, Javascript, TypeScript, React, Vue, Azure, CI/CD, LLM APIs
2mo
Save
Mark Applied
Hide
AI Agent & Automation Developer
Raleigh or Atlanta or Richmond or Tampa or Tysons Corner or Ft. Lauderdale or Denver or Augusta or Charlotte or Chicago or Coral Gables
$54k-$134k/yr HybridFull Time
2+ YOEBachelor's in CS/AI; 2+ years in agent-based systems; Python; LangChain/OpenAI/PyTorch; AI/ML libraries; API/backend experience; strong communication.
Python, LangChain, OpenAI API, Hugging Face, PyTorch, APIs