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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Sr. Engineer, Storage
Bellevue or Livingston or New York or San Francisco or Sunnyvale
$143k-$210k/yr HybridFull Time
8+ YOE8-10+ years in storage systems engineering; strong in object storage/distributed file systems; S3/NFS experience; Go/C/Rust; Kubernetes; telemetry tools.
Go, C, Rust, Kubernetes, Prometheus, Grafana, ClickHouse, Ceph, DAOS, S3, NFS
1mo
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Ground Software Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
1+ YOEActive TS/SCI clearance and US citizenship required, BS degree, typically 1+ years software engineering experience, proficiency in Java/C#/Rust/Angular/Python, Agile/DevSecOps practices, and strong communication skills.
Java, C#, Rust, Angular, Python, Apache Kafka, Apache ActiveMQ, ELK Stack/OpenSearch, PostgreSQL, Redis, Helm, Kubernetes, Git, DevSecOps
1mo
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Associate Electrical Engineer
Audubon, Pennsylvania, United States
OnsiteFull Time
Bachelor's in electrical engineering required; experience with PCB design (Altium), analog/digital/microcontroller circuitry, communication protocols (I2C, SPI, UART, RS-485, Wi‑Fi, Bluetooth), firmware in C/Rust, Python test scripts, and electrical test equipment.
I2C, SPI, UART, RS-485, Wi-Fi, Bluetooth, oscilloscopes, logic analyzers, electronic loads, soldering irons, crimpers, Altium, C, Rust, Python, Microsoft Office
4w
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Sr Quality Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS/engineering, 5+ years professional software experience, 3+ years building automated tests for web/distributed systems; experience with Playwright/Selenium/Cypress, CI/CD integration, troubleshooting, and clear technical communication.
Playwright, Selenium, WebDriver, Gauge, Cypress, GitHub Actions, Azure DevOps, Jenkins, GitLab CI, Docker, Kubernetes, Linux, Prometheus, Grafana, JUnit, Allure, Java, Python, Go, Rust
2w
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Full Stack Engineer
Titusville, New Jersey, United States
$70k-$78k/yr OnsiteFull Time
5+ YOE5+ years engineering experience, Bachelor in Computer Science, expertise with AWS, TypeScript/Node.js, CI/CD, IaC, EMR tools, strong communication and leadership skills.
git, Bitbucket, Jira, Confluence, Node.js, TypeScript, NestJS, Rust, S3, SQS, SNS, EKS, API Gateway, DynamoDB, RDS, CloudFront, CloudWatch, Jenkins, CloudFormation, Terraform
3mo
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Senior Developer, AI Code Modernization (Exton, PA, US)
Exton, Pennsylvania, United States
OnsiteFull Time
Strong interest in AI for coding; problem-solving; results oriented; knowledge of legacy and modern languages; cloud tech experience; able to research and learn quickly.
Rust, C, Fortran, DOTNET, TypeScript, Cloud Computing, Azure, GCP, Kubernetes, Docker, Istio, AppSec, Cloud Security, Programming Languages
3w
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Backend Software Engineers - King of Prussia, PA
King of Prussia, Pennsylvania, United States
$75k-$150k/yr OnsiteFull Time
2+ YOEU.S. citizen with valid passport and active Secret clearance; Bachelor's in STEM; 2+ years experience; familiarity with Rust/C/Java, Docker, gRPC, SDLC; exposure to containerization and Agile.
Rust, C, Java, Docker, gRPC, Kubernetes, Helm, Gitlab CI/CD, Python, Selenium, Cypress, Playwright
1w
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Senior AI Security Automation Engineer
Quincy or Toronto or Princeton or Boston or Clifton or Austin
$120k-$203k/yr HybridFull Time
7+ YOE7+ years software engineering experience with 3+ years in AI/ML; experience building production Generative AI/LLM systems, RAG, cloud-native services, CI/CD, secure API integrations, and cybersecurity data analytics.
Jenkins, Harness, Spinnaker, Argo CD, Python, JavaScript, TypeScript, Rust, Go (Golang), Bash, PowerShell, LangGraph, Semantic Kernel, CrewAI, AutoGen, LangChain, Databricks, Snowflake, Spark, Kafka, Delta Lake, Iceberg, Airflow
3d
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Principal Red Team Engineer
Ashburn or Irving or Cary or Basking Ridge
$121k-$231k/yr HybridFull Time
6+ YOEBachelor's or equivalent experience, 6+ years in offensive security or software development, expertise in exploit development, Linux internals, network protocols, and mentoring skills.
Python, C, C++, Rust, Go, Assembly, Ghidra, IDA Pro, Binary Ninja, Kubernetes, Docker, VMware ESXi, Proxmox, Large Language Models (LLMs)
1mo
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Senior Data Engineer
King of Prussia or Aurora
$82k-$172k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance, B.S. in Data Science/AI/CS or related, 5+ years experience, building data pipelines using Python (NumPy, Pandas, Polars), version control (git/GitLab/Bitbucket), and contributing to AI/ML solutions.
NumPy, Pandas, Polars, Python, git, GitLab, Bitbucket, Docker, Docker Compose, AWS, Spark, PySpark, Gymnasium, OpenEnv, TorchRL, RLlib, Stable Baselines, LangFuse, MLFlow, Arize Phoenix, HuggingFace, LangChain, Linux, EC2, S3, Lambda, Bedrock, Java, C++, Rust, Go, C#, CUDA, Podman, Kubernetes, Rancher
3mo
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Trading System Engineering Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Enrolled in a bachelor's or master's program in CS/CE/Math; strong C++, C, Rust, C#, Java; Python experience; aiming to graduate by Aug 2028; visa sponsorship available.
C++, C, Rust, C#, Java, Python
3mo
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Trading System Engineering Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Enrolled in a bachelor's or master's program in CS/CE/math; strong C++/C/Rust/Java/C#/Python; plan to graduate and start full-time by Aug 2028; visa sponsorship available.
C++, C, Rust, Java, C#, Python
3mo
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Research Scientist - Network Systems
Basking Ridge, New Jersey, United States
$135k-$216k/yr OnsiteFull Time
8+ YOEMinimum 8 years with BS, 6 years with MS, or 3 years with PhD in related fields; strong programming in C/C++, Java, Python, Go, Rust; experience with SMT and tools like Z3, MiniZinc, CVC5; Linux/Windows proficiency; US Citizenship required.
C, C++, Java, Python, Go, Rust, SMT, Z3, MiniZinc, CVC5, Linux, Windows, mobile operating systems, Git, Subversion, CI/CD, TensorFlow, PyTorch, CORE, EMANE, MiniNet, Docker, Kubernetes, Terraform, AWS, Azure, OpenStack