44 sr api developer jobs at 27 companies in Seguin, TX
3mo
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Sr. Android Engineer (Tulsa, OK, US, 74101)
Tulsa or Dallas or Houston or Kansas City or Lincoln or Little Rock or Memphis or Oklahoma City or Phoenix or Salt Lake City or San Antonio or Springfield or St. Louis
OnsiteFull Time
8+ YOE8+ years software engineering; 3-5 years building production Android apps with Kotlin and Jetpack Compose; strong API, CI/CD, testing experience.
Kotlin, Jetpack Compose, AWS, REST APIs, JUnit, Espresso, Mockito, Firebase, New Relic, CircleCI, Fastlane, GitHub Copilot, Claude
1mo
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Software Engineer 3
San Antonio, Texas, United States
HybridFull Time
5+ YOEBachelor's in IT/CS +5 years experience integrating Cloud/SaaS apps and APIs; MuleSoft certification required; experience with CloudHub, DataWeave, Anypoint MQ, JSON/XML/XSD, REST/SOAP, testing frameworks (Junit/Jmeter/Munit), API testing (SOAPUI/Postman), Git/Bitbucket/ADO, and API security; up to 20% domestic travel; Texas residency required.
MuleSoft's CloudHub, DataWeave, Anypoint MQ, Mule flows, CloudHub, APIs, SDK, JSON, XML, XSD, REST, SOAP, Junit, Jmeter, Munit, SOAPUI, postman, Bitbucket, GitHub, ADO, MuleSoft API Manager, Anypoint platform
2mo
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Senior Software Engineer, Salesforce
Austin or San Antonio or Sunnyvale
$178k-$230k/yr OnsiteFull Time
GFiber: Broadband technology delivering fiber internet services
8+ YOE8+ years Salesforce development; 6+ years Apex/REST API; 2+ years Vlocity/Omniscript; Salesforce configuration with Apex, Visualforce, LWC, CPQ; Bachelor's in CS or related field
GitHub, Harness.io, Apex, Visualforce, LWC, Vlocity, OmniScript, REST API, Java, Kotlin, GCP, Salesforce CPQ, Sales Cloud, Service Cloud
1mo
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Back-End Developer, Mid-JCC2-R
Lackland Air Force Base, Texas, United States
OnsiteFull Time
7+ YOE7+ years experience in software development, bachelor\u0002s required, back-end web design, RESTful API development, relational databases, Node.js/Django/Angular/React experience, Kubernetes/DevSecOps, Jira, cloud development, PostgreSQL certification.
DevSecOps, Kubernetes, Node.js, Django, Angular, React, Jira, PostgreSQL
2w
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Back-End Software Developer
San Antonio, Texas, United States
OnsiteFull Time
7+ YOE7+ years software development experience, bachelor\u0002s degree (or masters for +2 years), active secret or interim clearance, DevSecOps, CI/CD, microservices, containerization, RESTful APIs, relational DBs, and AWS/Kubernetes experience.
Jenkins, GitLab, Jira, NPM, Cypress.io, esbuild, Bun, Apache Tomcat, Maven, SonarQube, AWS, Kubernetes, RedHat Linux, Fortify, JUnit5, Ansible, RESTful API
1d
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Senior Mainframe Developer – IMS Database & zOS
San Antonio or Plano
$114k-$218k/yr HybridFull Time
6+ YOEBachelor's degree or equivalent education/experience, 6+ years software development, 3+ years IBM mainframe experience, advanced PL/I, JCL, IMS z/OS, software lifecycle, and Agile/Scrum expertise.
PL/I, Job Control Language (JCL), IMS z/OS, IBM IMS Database (IMS DB), Elastic, Agile, Scrum, IBM MQ, REST API, z/OS Connect, Control-M, COBOL, IBM DataStage
2w
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Software Engineer Kubernetes
San Antonio, Texas, United States
HybridFull Time
9+ YOE9+ years software engineering experience with strong Java skills, Kubernetes/helm/flux experience, API and microservices design, Linux and CI/CD tooling; U.S. citizenship required.
Spring, Guava, Kubernetes, helm, flux, Java, RESTful, Microservices, Linux, Git, Nexus, Maven, AWS, Azure, golang, python, gitlabs CI, Elasticsearch, MongoDB, Solr, JIRA, Confluence, Github Enterprise
2d
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Lead JDE Developer
New Braunfels or Seguin or San Antonio or Austin or United States or Canada or United Kingdom or France or Netherlands or Australia or Brazil
OnsiteFull Time
7+ YOEBachelor's degree in a related field or equivalent experience, 7+ years of ERP and JD Edwards experience, manufacturing knowledge, and expertise in integrations, databases, SQL, reporting, and business systems delivery.
JD Edwards, JDE, Microsoft Azure, Power BI, Salesforce, GenAlpha, RFSmart, SolidWorks, SolidWorks PDM, Autodesk Inventor, Siemens Solid Edge, EPM/Vena, SAP Concur, Vertex, SnapPay, HighRadius, ReportsNow, SQL, APIs, EDI, ETL
1w
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Experienced – Sports Travel & Ticketing Platform Principal Full Stack Engineer
Austin, Texas, United States
RemoteFull Time
7+ YOE7+ years building and operating high-traffic transactional web applications in travel, ticketing, hospitality, e-commerce, or marketplaces; full-stack web development, API integrations, scalability, performance, payments, and SEO experience.
Rust, CI/CD
2mo
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(7722) Senior Software Engineer
San Antonio, Texas, United States
$199k-$233k/yr HybridFull Time
7+ YOEStrong Java and modern Java frameworks experience, Kubernetes (helm, flux), API and microservices design, RESTful services, Linux, Git/Nexus/Maven; 7+ years experience (or equivalent), U.S. citizenship required for Secret clearance processing.
Java, Spring, Guava, Kubernetes, Helm, Flux, Linux, Git, Nexus, Maven, Go, Python, GitLab CI, Elasticsearch, MongoDB, Solr, JIRA, Confluence, GitHub Enterprise, AWS, Azure, CI/CD, CRD
1d
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Full Stack Software Engineer, Lead
San Antonio, Texas, United States
$113k-$257k/yr OnsiteFull Time
12+ YOE12+ years software engineering; 5+ years TypeScript, Node.js, React.js, and REST APIs; distributed systems, Docker, PostgreSQL, cloud, CI/CD, technical leadership, bachelor's degree, and ability to obtain Secret clearance.
TypeScript, Node.js, React.js, Next.js, Kafka, PostgreSQL, Docker, AWS, Azure, GCP, GitHub Actions, Jenkins, C#, Python, Distributed Interactive Simulation (DIS), Unity, Unreal Engine, Prepar3D
3w
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Software Engineer – Apache Flink & AWS
San Antonio or Plano
OnsiteContract
5+ YOEExpert Apache Flink experience, strong Java/Spring Boot, AWS (EKS,Lambda,API Gateway,DynamoDB,S3,Step Functions), Terraform, Kubernetes, Docker, Kafka, Git, Golang; bachelor's preferred; 5+ years experience preferred.
Apache Flink, Java, Spring Boot, RESTful APIs, Kafka, AWS EKS, AWS Lambda, API Gateway, DynamoDB, S3, Step Functions, Terraform, Kubernetes, Docker, Git, Golang
1d
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Full Stack Software Engineer, Lead
San Antonio, Texas, United States
$113k-$257k/yr RemoteFull Time
12+ YOEBachelor's degree, 12+ years of software engineering, 5+ years with TypeScript, Node.js, React.js, REST APIs, and distributed architectures; cloud, Docker, PostgreSQL, CI/CD, technical leadership, and Secret clearance eligibility required.
TypeScript, Node.js, React.js, Next.js, Kafka, PostgreSQL, Docker, AWS, Azure, GCP, GitHub Actions, Jenkins, C#, Python, Unity, Unreal Engine, Prepar3D
3w
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Solutions Engineer III
Atlanta or Denver or San Antonio or Chicago
$92k-$138k/yr RemoteFull Time
5+ YOE5+ years in solutions/sales engineering, BA/BS or equivalent, deep expertise in SIP/telephony, APIs, CPaaS, SMS/RCS, VoIP and AI voice solutions; strong communication, project leadership, and customer-facing skills.
SIP, APIs, RCS, CPaaS, VoIP, AI
2w
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Software Tester / QA Engineer Senior
San Antonio, Texas, United States
$95k-$120k/yr OnsiteFull Time
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
8+ YOE8+ years testing experience, bachelor’s degree or equivalent, advanced QA methodologies, test automation across UI/API/databases, SECRET clearance (or ability) and U.S. citizenship required.
CI/CD, UI, API, databases
3w
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Senior Analytics Engineer
San Antonio, Texas, United States
OnsiteFull Time
5+ YOE5+ years designing and delivering enterprise analytics solutions; advanced SQL; dimensional modeling; data integration (APIs/ETL); EMR not mentioned; strong communication and executive partnership skills.
Tableau Next, Tableau, Snowflake, Databricks, Microsoft Fabric, Power BI, Salesforce Data Cloud, Microsoft Azure, Amazon Web Services (AWS), Python, Git, dbt, Workday, Acumatica, Microsoft 365, SharePoint
2w
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AWS Devops Lead Engineer
San Antonio, Texas, United States
OnsiteFull Time
Expertise in AWS platform engineering, Python automation, Terraform, Kubernetes, observability (Datadog), security and deployment orchestration; bachelor's degree or equivalent experience; U.S. work authorization required; no visa sponsorship.
AWS, Kubernetes, Terraform, Python, Datadog, APIs, Database Activity Monitoring
2d
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PIM/ PAM ENGINEER
San Antonio, Texas, United States
$95k-$125k/yr OnsiteFull Time
6+ YOEBachelor’s degree in a technical field, 6+ years of IT experience, 2–3+ years in IAM with PIM/PAM focus, U.S. citizenship, ability to obtain DoD Secret clearance, and current Security+ CE preferred.
ServiceNow, PowerShell, Python, Bash, Windows Active Directory, Linux, Unix, Group Policy Objects (GPOs), SIEM, APIs, RBAC, ABAC, PIM, PAM, IAM, IdPs, IGA
1w
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Data Solutions Engineer
Cleveland or Cincinnati or Columbus or Philadelphia or Washington or Orlando or Atlanta or Austin or Dallas or Houston or Los Angeles or Seattle
$120k-$165k/yr OnsiteFull Time
5+ YOEBachelor's in CS/IT,5+ years building data solutions; expertise with Azure data platform, Microsoft Fabric, Power Platform, data modeling, medallion architecture, MDM, DevOps, and strong communication skills.
Azure Data Factory, Azure Data Lake, Azure Data Lake Storage, Azure Synapse Analytics, Azure SQL Database, PostgreSQL, Azure Blob Storage, Azure Databricks, Apache Spark, Apache Airflow, Azure Logic Apps, Azure DevOps, Power Automate, REST API, Azure OpenAI, Document Intelligence, Delta Lake, Microsoft Fabric, Lakehouse, Power Apps, Power BI, Git
1w
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Lead Software Systems Engineer – AI & Automation
Austin, Texas, United States
HybridFull Time
Bachelor's degree in electrical or computer engineering, strong Python and systems engineering skills, experience with APIs, cloud (Azure), Git/CI/CD, automated testing, AI/ML and leading technical projects.
Python, Git, Azure, CI/CD, automated testing, LLM