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45 api engineer jobs at 14 companies in Killeen, TX

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
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Sr Data Engineer - API / Microservices
Austin or Temple
HybridFull Time
McLane
McLane: Distributes food and consumer products to retailers and restaurants.
5+ YOE5+ years data engineering experience, proficiency in Python and SQL, experience building data pipelines, APIs/microservices, ETL/ELT, data quality/governance, and cloud database platforms.
Python, SQL, Oracle, DB2 z/OS, DB2 iSeries (AS/400), DB2 LUW, PostgreSQL, Google BigQuery, RESTful APIs, CI/CD
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1mo
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Systems Engineer
Fort Hood, Texas, United States
$111k-$150k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOE8+ years of experience in systems integration, data engineering, or related field; US citizenship; Top Secret/SCI eligibility; Bachelor's in a technical field; IAT II certification; proficiency in TypeScript, Python, SQL; cloud platforms (AWS/Azure/Google); knowledge of data formats and APIs.
TypeScript, Python, SQL, AWS, Azure, Google Cloud, JSON, XML, Tableau, Power BI, Palantir Foundry, Terraform, CloudFormation, Docker, Kubernetes
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2mo
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Senior Application Engineer
Chandler or Austin
OnsiteFull Time
Advantest
AdvantestTokyo Stock Exchange: 6857: Manufacturer of automated test systems for the semiconductor industry.
4+ YOEC/C++ programming, Java, Linux; test program development with high-level APIs; RF experience; analog and power device testing; V93000 platform knowledge; travel up to 35%.
C, C++, Java, Linux, Perl, Python, V93000, PMIC testing, Analog testing, Power device testing
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Systems Engineer
Fort Hood, Texas, United States
$111k-$150k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years in systems integration or related tech field; DoD/IC experience; Top Secret/SCI eligibility; US citizenship; TS IAT II certification; Bachelor's in technical field.
TypeScript, Python, SQL, AWS, Azure, Google Cloud, JSON, XML, API integration, Docker, Kubernetes, Terraform, CloudFormation, Tableau, Power BI, Palantir Foundry
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2mo
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Software Developer 4
Nashville or Austin
$100k-$223k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
7+ YOE7+ years of software engineering; BS/MS in CS; proficient in Java, C, C++, C#, REST APIs; strong fundamentals in data structures and distributed systems.
Java, C, C++, C#, Python, Shell Scripting, JavaScript, REST API, Docker, Kubernetes, Distributed Systems
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1mo
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Instrumentation and Electrical (I&E) Engineer (PE), Energy
Oklahoma City or Richardson or Houston or San Antonio or Austin or Dallas or Frisco or Fort Worth or Midland
OnsiteFull Time
Halff
Halff: Full-service infrastructure consulting firm providing engineering and design services.
8+ YOEPE license, 8+ years I&E experience (oil & gas/energy preferred), bachelor’s/master’s in engineering, proficiency with industrial control systems, AutoCAD and Microsoft Office, familiarity with NEC/NFPA/API/AGA, technical leadership and field support experience.
AutoCAD, Microsoft Office, PLC, SCADA
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1mo
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Senior Instrumentation and Electrical (I&E) Engineer (PE), Energy
Oklahoma City or Richardson or Houston or San Antonio or Austin or Dallas or Frisco or Fort Worth or Midland
OnsiteFull Time
Halff
Halff: Infrastructure consulting firm providing engineering and architecture services.
12+ YOEPE license and 12+ years I&E engineering experience in Oil & Gas/Energy; bachelor's in electrical (master preferred); technical leadership, industrial control systems, NEC/NFPA/API/AGA familiarity, AutoCAD and Microsoft Office proficiency.
AutoCAD, Microsoft Office, PLCs, SCADA
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2mo
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Software QA Automation Engineer II
Round Rock or Texas or United States
OnsiteFull Time
TransCore
TransCore: Provides electronic tolling and intelligent traffic management solutions.
6+ YOEDesign, develop, and maintain automation suites; UI, API, and data validation; Playwright and C#; Azure DevOps; SQL Server; Agile teamwork.
Playwright, C#, SpecFlow, Cucumber, Page Object Model (POM), SQL Server, Azure DevOps, Docker
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Software Engineer III - Web Development
Georgetown, Texas, United States
$101k-$126k/yr OnsiteFull Time
Loram
Loram: Provides railroad maintenance machinery and track infrastructure inspection services.
8+ YOEBS in CS or related required (or 12+ years combined experience), 8+ years software design/development, 5+ years full-stack .NET and 5+ years React/TypeScript, 3+ years SQL/NoSQL and AWS (EC2, Lambda, S3, DynamoDB, CloudWatch). Valid driver’s license and background/drug screening required.
.NET Framework, .NET Core, C#, ASP.NET, Web API, React, TypeScript, SQL, NoSQL, AWS EC2, AWS Lambda, AWS S3, AWS DynamoDB, AWS CloudWatch, AWS SNS, AWS SQS, Claude Code CLI, TanStack, TailwindCSS, Zod, shadcn, Terraform
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1mo
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Quality Assurance Engineer
Cedar Park, Texas, United States
OnsiteFull Time
NOV
NOVNYSE: NOV: Manufactures and provides equipment for the energy industry.
8+ YOEBachelor's in engineering or equivalent, minimum 8 years manufacturing quality experience, knowledge of API Spec Q1 and ISO 9000, Lean/5S, ability to read engineering drawings, Microsoft Office proficiency, SPC experience, flexible schedule including overtime/weekends.
Microsoft Office Suite, SPC, 5S
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2mo
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Sr Software Engineer- Mobile
Austin or Temple
HybridFull Time
McLane
McLaneNYSE: BRK.B: Wholesale distribution and supply chain services for retailers.
5+ YOESenior mobile engineer with Flutter (Dart) experience, 5+ years in software engineering, strong mobile architecture, backend collaboration, cloud/CI/CD knowledge, and ownership mindset.
Flutter, Dart, APIs, Cloud, CI/CD
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1mo
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GMS Application Developer Sr.
Taylor, Texas, United States
$164k-$186k/yr HybridFull Time
ERCOT
ERCOT: Managing the electrical grid and power markets in Texas.
5+ YOEBachelor's in EE/CE/CS or related, 5+ years as an application engineer/developer with energy management systems (power systems), experience with SDLC, CI/CD (Bitbucket), CPLEX/AMPL, APIs, testing, and mentoring.
Bitbucket, CPLEX, AMPL
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1mo
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Electronics Software Engineer Internship
Round Rock, Texas, United States
OnsiteInternship
Chatsworth Products
Chatsworth Products: Manufactures physical infrastructure solutions to power and protect digital technology.
0+ YOEPursuing BS in Electrical Engineering or Computer Science; strong scripting (PowerShell, Bash) and Python; Linux, REST APIs, and SQL knowledge; experience with Windows development; Jenkins; basic C/C++, CSV.
PowerShell, Bash/Linux, Python, REST APIs, CSV, Jenkins, Windows, C, SQL, C++, Linux, RESTful APIs, Scripting
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1mo
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Applications Developer
Irving or Waco
HybridFull Time
Neighborly
Neighborly: Franchisor of professional home and business service brands.
4+ YOE4+ years in application development; data science background; .NET/C#; API (SOAP, REST); SQL; JSON/XML; strong communication; self-starter; associates or bachelor's degree in CS.
.NET, C#, SQL, SOAP, REST, JSON, XML, Microsoft Office
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1mo
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Supplier Management Systems Engineer
Taylor, Texas, United States
$106k-$145k/yr OnsiteFull Time
Samsung Electronics
Samsung ElectronicsKorea Exchange: 005930: Develops and manufactures consumer electronics, semiconductors, and mobile devices.
5+ YOE5+ years engineering experience; BS in relevant field; strong Python, SQL, JavaScript, HTML, Node, React/Vue; GIT, VBA; data analysis and workflow automation.
Python, GIT, VBA, API, SQL, PostgreSQL, JavaScript, HTML, Node, React, Vue
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Senior Full Stack Developer
Waco or United States
RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years software development with strong back-end focus (Java and/or NodeJS), Angular front-end experience, AWS cloud, RESTful API design, Git/GitHub, unit/integration testing, Agile, and U.S. citizenship with Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Electronic Data Interchange (EDI), RESTful APIs, Microsoft Teams
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3mo
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Staff Mechanical Specialist Power Generation - Remote
Memorial Office, Texas, United States
RemoteFull Time
S&B Engineers and Constructors
S&B Engineers and Constructors: S&B provides integrated engineering, procurement, and construction services for industrial projects.
7+ YOEMinimum 7 years mechanical/process/thermal design; BS in Mechanical Engineering; FE exam preferred; PE license preferred; proficient with P&IDs/PFDs; experience with Thermoflow, PIPE-FLO, Fathom, Impulse; ASME/API standards.
Thermoflow, PIPE-FLO, Fathom, Impulse, ASME BPVC, TEMA, API Standards, P&ID, PFD, Heat transfer equipment design
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