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
1w
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Senior Lead Software Engineer (Golang, Python, AWS)
McLean or Richmond
$209k-$262k/yr OnsiteFull Time
6+ YOE4+ MgmtBachelor's degree,6+ years software engineering,1+ year cloud experience,4+ years people management,experience with Go/Python/JavaScript/Java/TypeScript/SQL,Docker,Kubernetes,AWS/GCP/Azure.
Golang, Python, Go, JavaScript, Java, HTML/CSS, TypeScript, SQL, Docker, Kubernetes, AWS, GCP, Microsoft Azure
1mo
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Mid-to-Senior Software Developer
King George, Virginia, United States
$92k-$135k/yr OnsiteFull Time
8+ YOEBS in engineering/technical discipline, interim Secret clearance and US citizenship required; 8+ years software development experience preferred; proficiency in Java, Rust, C++, Python, Docker, CI/CD, Linux, EM tools, and agile practices.
VS Code, IntelliJ, JIRA, Confluence, GitLab, Java, Rust, C++, Python, Docker, CI/CD, Ubuntu, RedHat, protobuf
1mo
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Mid-to-Senior Software Developer
King George, Virginia, United States
$92k-$135k/yr HybridFull Time
8+ YOEBS in engineering/science/technical field, 8+ years software development experience, expertise in Java/Rust/C++/Python, Docker, CI/CD, Linux; experience with VS Code, IntelliJ, Jira, Confluence, GitLab; interim Secret clearance and US citizenship required.
VS Code, JetBrains IntelliJ, Jira, Confluence, GitLab, Java, Rust, C++, Python, Docker, CI/CD, Ubuntu, Red Hat, protobuf
1mo
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FedNow Senior Software Engineer
Boston or St. Louis or Cleveland or Philadelphia or Chicago or San Francisco or New York or Kansas City or Atlanta or Minneapolis or Dallas or Richmond
$150k-$225k/yr OnsiteFull Time
8+ YOESenior Software Engineer with 8+ years Java, 3+ years AWS cloud, cloud-first architectures, CI/CD, DevOps, and serverless experience.
Java, JavaScript, XML, JSON, HTML, CSS, Python, Linux, Unix, Windows, SQL, Oracle, DB2, Cloud, AWS, Serverless, Terraform, CI/CD, DevOps, Kafka
1mo
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Sr. Software Engineer
Glen Allen, Virginia, United States
OnsiteFull Time
Senior-level engineer to design, develop, and maintain multi-tier enterprise applications using JavaScript, Angular, NodeJS, Java, Python, Spring Boot; CI/CD, databases, shell scripting, cloud (AWS), and mentoring experience.
JavaScript, CSS, Angular, NodeJS, Java, Python, Spring Boot, Git, Jenkins, Gitlab, SQL, No-SQL, Windows, Linux, MacOS, AWS, Shell scripting
1w
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Senior Software Engineer Applied AI
Richmond or United States
RemoteFull Time
7+ YOE7+ years building production backend systems, strong Python, cloud/distributed systems experience (AWS), hands-on LLM/generative AI and ML lifecycle experience, and disciplined work in regulated environments.
Python, AWS, LLMs
2w
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Principal / Sr. Principal Software Engineer [TS SCI]
Stafford, Virginia, United States
$114k-$213k/yr OnsiteFull Time
5+ YOETS/SCI clearance with CI polygraph, IAT Level II, 5+ years software engineering experience (level dependent), proficiency in Java/C/bash/python, Windows and RHEL, familiarity with vulnerability tools (Nessus, HBSS, ACAS).
Java, C, bash, Python, Windows, RHEL, Nessus, HBSS, ACAS, Java Swing, Tomcat, JBoss, Wildfly, JDBC, SQL, MySQL, JEE, JNI, JNDI, JMS, Servlet, JSP, EJB, JPA, Hycu, Nutanix, VMware, Elastic Search Stack (ELK), HTML, JavaScript, CSS, Angular, DISA STIGs, Jira, Bamboo, Stash, GIT, Subversion
1mo
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Software Engineer - Midlevel
Dahlgren, Virginia, United States
$120k-$140k/yr OnsiteFull Time
5+ YOEUS citizen eligible for Secret clearance, BS in CS/CE/engineering, 5+ years experience, C++ (C11), modeling & simulation, multi-threading, QA/testing, version control, IDEs, Agile, mentoring skills.
C++, POSIX, OpenMP, MPI, SSE, GPU, Microsoft Visual Studio, NetBeans, Eclipse, Git, Subversion, Mercurial, Jira, Bugzilla, MATLAB, Simulink, Perl, Python, BASH, NGTS, AFSIM, ITASE, DIS, HLA, TENA
1w
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Embedded Software Engineer
Dahlgren, Virginia, United States
OnsiteFull Time
6+ YOEBS in technical field, 6 years professional experience developing embedded C/C++ software for Linux/SoC platforms, FPGA integration, DMA and real-time processing; strong debugging and communication skills.
C, C++, Linux, SoC, FPGA, DMA, POSIX threads, ARM NEON, VOLK, Eigen, GPU, Industrial I/O (IIO), sysfs, ioctl, Yocto, PetaLinux, Buildroot, JTAG, SWD, oscilloscopes, logic analyzers, Git, Python, FreeRTOS, VxWorks, QNX, RTEMS
1mo
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Software and Systems Engineer
Stafford, Virginia, United States
OnsiteFull Time
12+ YOESenior-level software and systems engineering role requiring advanced SLDC, DevSecOps, and DoD experience.
RHEL, SELinux, fapolicy, systemd, Kernel tuning, OpenShift, Docker, Podman, KVM, Red Hat Satellite, Ansible, Automation Platform, CI/CD, Git, Jira, Confluence, IdM/FreeIPA, LDAP, Active Directory, MFA, OpenSSL, Keytool, Bash, Python, REST, JSON, XML
3w
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Software and Systems Integration Engineer
Dahlgren, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years developing/integrating/testing software systems; proficiency with Python/Go/Java/C#/C++; Git and Linux experience; TS/SCI clearance; bachelor's degree in a STEM field; up to 25% travel.
Python, Go, Java, C#, C++, Git, Linux, APIs, databases, messaging systems, Docker, Kubernetes, CI/CD, DT&E
3w
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Software and Systems Integration Engineer
Dahlgren, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years developing/integrating/testing software systems; proficiency with Python, Go, Java, C#, or C++; experience with APIs, databases, Git, Linux; TS/SCI clearance and Bachelor's in a STEM field required; travel up to 25%.
Python, Go, Java, C#, C++, Git, Linux, Docker, Kubernetes, CI/CD
4d
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Mid-Level Software Engineer (Job ID:4428)
Dahlgren, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's in STEM,5+ years professional experience,proficiency in Python and C++,CI/CD and DevSecOps experience,Git/GitLab,JIRA/Confluence,ability to obtain and maintain Secret clearance.
Python, C++, Git, GitLab, JIRA, Confluence, Redhat Linux, Docker, Jenkins, Rust, DevSecOps
3w
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Senior AI Developer
Dahlgren, Virginia, United States
$106k-$185k/yr HybridFull Time
3+ YOERequires active Secret clearance and ability to obtain TS/SCI, DoDD 8140.01 IAM Level I, strong Python experience (FastAPI a plus), experience with AI frameworks (Haystack, LangChain, LlamaIndex), RAG workflows, context engineering, MCP servers, and model evaluation.
Python, FastAPI, Haystack, LangChain, LlamaIndex, Model Context Protocol (MCP), RAG
1mo
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Senior Electrical Systems Engineer (66822)
Richmond, Virginia, United States
$86k-$126k/yr OnsiteFull Time
3+ YOEBachelor's in engineering or technology, minimum 3 years electrical design/test/test-automation experience, leadership/mentoring experience, proficiency with test software and protocols (TestStand, Python, SQL Server, GitHub, GPIB, Modbus, Rest API), and ability to read technical drawings and interpret industry standards.
National Instruments TestStand, Python, SQL Server, GitHub, GPIB, Modbus RTU/TCP, Rest API, Microsoft Office
2mo
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Senior Agentic AI UI Devleoper
Springfield or Saint Louis
$148k-$267k/yr OnsiteFull Time
10+ YOE10+ years software development; 5+ years web services/UI; BS in CS or related field; JavaScript and Python; RESTful APIs; XML/Java; Secret clearance; Python and AI integration experience.
JavaScript, Python, REST, XML, Java, React, Vue, Angular
3mo
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Lead Systems Engineer/Architect
Ashburn, Virginia, United States
OnsiteFull Time
12+ YOE5+ MgmtExtensive systems engineering and software architecture experience; 12+ years; leadership in architecture decisions; DoD compliance experience; edge/cloud architectures; CI/CD; Python/C++.
Python, C++, Rust, Go, Docker, Kubernetes, Terraform, AWS, Azure, GCP, MQTT, DDS, OPC UA, CoAP
1mo
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AI Evaluation Engineer
Bucharest or Boulder or Boston or Chicago or Glendora or Richmond or London or Auckland
lei16k-lei19k/mo HybridFull Time
5+ YOEBachelor's in CS/Data/Math, 5+ years software engineering with focus on testing/evaluation or AI/ML tooling, strong Python, experience building evaluation pipelines and LLM eval concepts, familiarity with RAG and production data pipelines.
RAGAS, LangSmith, PromptFlow, Snowflake, Python, RAG
2mo
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Senior Oracle Cloud Applications Engineer
Richmond, Virginia, United States
HybridFull Time
7+ YOE7+ years designing and integrating Oracle Cloud ERP/EPM; OCI, ODI, ADW; Oracle Fusion; security and automation; US work authorization.
OCI, Oracle Fusion ERP, ODI, ADW, OCI Functions, IAM, Python, PL/SQL, SQL, Oracle APEX
3w
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Lead Machine Learning / Data Science Engineer
Richmond, Virginia, United States
$90k-$200k/yr OnsiteFull Time
7+ YOE7+ years delivering cloud-based data engineering and ML solutions; Bachelor's degree or equivalent; technical leadership and mentoring experience; hands-on with Python/Scala, SQL, Spark, NoSQL, Docker, Snowflake/Databricks, AWS/Azure/GCP; experience with production LLMs and agentic AI.
Python, Scala, SQL, Spark, NoSQL, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, AWS, Azure, GCP, GPT, Claude, Mistral, langchain, n8n, pydantic, MCP, RAG