48 api engineer jobs at 26 companies in Sidney, OH
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
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.
Copeland: Provides compression and control solutions for climate technologies.
4+ YOEMaster's or PhD in Mechanical/Aerospace Engineering, 4+ years in rotordynamics or turbomachinery, expertise in rotordynamic modeling, seal and bearing design, FEA/CFD knowledge, experience with AxSTREAM, XLROTOR, MATLAB, ANSYS, and familiarity with API standards.
Westerman: Manufactures production and storage equipment for energy and nuclear industries.
3+ YOEABET-accredited bachelor’s degree in Mechanical, Chemical, Petroleum, Electrical or Instrumentation Engineering; 3-5 years manufacturing experience; knowledge of NFPA, ASME, API; experience with process control systems; proficiency with ProMax and Codeware COMPRESS; strong communication and problem-solving skills.
Winona or Sergeant Bluff or Maricopa or Hagerstown or Burlington or New Knoxville
$85k-$115k/yrRemoteFull Time
Schurz Communications: Broadband, cloud services, and digital media provider.
5+ YOE5+ years with BSS/OSS in telecom, experience with CRM, billing, provisioning, scripting (Python, Bash, SQL), REST APIs, data flows/ETL, IP networking fundamentals, strong troubleshooting and cross-functional communication.
Winona or Sergeant Bluff or Maricopa or Hagerstown or Burlington or New Knoxville
$85k-$115k/yrRemoteFull Time
Schurz Communications: Family-owned provider of broadband, cloud, and IT services.
5+ YOE5+ years with BSS/OSS in telecom/ISP, hands-on CRM, billing and BI platforms, scripting in Python/Bash/SQL, REST API integration, IP networking fundamentals, strong troubleshooting and communication, bachelor’s degree or equivalent.
Engineer Principal – Systems – Sensor Model Development
Fairborn, Ohio, United States
$107k-$183k/yrOnsiteFull Time
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBachelor's in engineering or related field plus 6+ years experience, active or obtainable Top Secret/TS-SCI clearance, ML model development and validation experience, Python and ML library proficiency, and strong analytic and communication skills.
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
4+ YOE4+ years AI/ML engineering and software development experience; experience building agentic AI workflows, prompt engineering, API integrations, and rapid prototyping.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
4+ YOE4+ years software engineering experience (or 2+ with Master\u0002s), NoSQL and Python experience, AWS and API development experience, TS/SCI clearance and willingness to take a polygraph.
Aptima Inc. (All Jobs) - Software Engineer, AI Systems
Dayton, Ohio, United States
$125k-$132k/yrOnsiteFull Time
Aptima: Engineering human-centered technology solutions for national security.
3+ YOE3-5 years experience in AI/ML and software engineering; ability to obtain US Govt security clearance; strong Python, API/backend, Docker/Kubernetes; ML frameworks experience.
1+ YOEBachelor's in CS/IS or 3 years' equivalent experience; 1–2 years web/app development (JavaScript/CSS) preferred; experience or exposure to ColdFusion, React, MySQL; familiarity with APIs, Git, and Jira; strong communication and problem-solving.
Concept Plus: Delivers enterprise IT services for federal government agencies.
5+ YOEActive Secret clearance and US citizenship, DoD 8140/8570 IAM Level II certifications or higher, Bachelor's in IT/Engineering/Computer Science, 5+ years testing in Agile, CI/CD/DevSecOps and API/integration testing experience, familiarity with Jira.
Alpharetta or Boca Raton or Dayton or Florida or Ohio or Indiana or Pennsylvania or North Carolina
$79k-$131k/yrOnsiteFull Time
LexisNexis Risk SolutionsNYSE: RELX: Provides data and analytics for risk management and compliance.
1+ YOE1–2 years technical/operational experience; basic understanding of AI agents, prompts, workflows, APIs, and automation; experience with system monitoring, integrations, documentation, and clear communication.
Alpharetta or Boca Raton or Florida or Dayton or Ohio or Indiana or Pennsylvania or North Carolina or United States
$79k-$131k/yrOnsiteFull Time
RELXLondon Stock Exchange: REL: Provides information-based analytics and decision tools for professional customers.
1+ YOE1+ years technical/operational experience; basic AI concepts (agents, prompts, workflows); experience with APIs and data integrations; monitoring and troubleshooting production systems; strong documentation and communication skills.
APIs, Model Context Protocols (MCP), LLM-based systems
Sabel Systems: Provides digital engineering and IT solutions for defense organizations.
3+ YOE3+ years experience with PTC Windchill PLM as a Windchill technical consultant; Windchill architecture, administration, migrations, LoadFromFile/SCF, APIs/Java/JSP/JavaScript/CSS/HTML/XML, Creo View, and DoD domain familiarity; U.S. citizen required.
Awetomaton: Develops software for satellite intelligence and geospatial data analysis.
8+ YOE8+ years software engineering experience with 3+ years building backend services in Go; experience with REST/gRPC APIs, containers, Kubernetes, Postgres/Elasticsearch, CI/CD and strong concurrent programming and testing skills.
Arlington or Woburn or Carlsbad or Aurora or Boston or Dayton or Melbourne
$140k-$170k/yrHybridFull Time
Systems & Technology Research: Develops advanced technology for national security and defense applications.
5+ YOEProven Java and Spring development experience, microservices and API design, containerized infrastructure (Docker/Kubernetes), experience with Kafka/NATS and GitLab, Python for AI/data integration, and ability to obtain Top Secret clearance.
Java, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
Graham Technologies: Provides secure IT services and modernization solutions.
1+ YOE1-5 years software development experience, Appian or low-code platform experience, Agile methodology experience, API/database integration skills, ability to obtain Public Trust clearance, Bachelor's degree in a technical field.
Appian, REST APIs, Web services, Databases, AWS, Azure, CI/CD
Develop and maintain customer-facing and internal web applications; proficiency in front-end (HTML, CSS, JavaScript), PHP, SQL (MySQL/DB2), familiarity with Docker and Linux, experience with IBM i/RPG a plus; bachelor's degree preferred or equivalent experience.
HTML, XHTML, CSS, JavaScript, jQuery, Ajax, Twitter Bootstrap, Tailwind CSS, PHP, Laravel, Slim, Symfony, Composer, GOLANG, SQL, MySQL, DB2, DB2 for i, PostgreSQL, MSSQL, EDI, API, AS, SFTP, FTP, Docker Swarm, Docker containers, Ubuntu, Debian, IBM i, RPG IV, CL, DDS