Backend Developer
Pleasanton, CA
|Onsite
|Contract
|Job ID 71410|Posted Aug 19, 2025JOB DESCRIPTION
Proficiency in Java, Kotlin, and JVM-based development is essential, along with strong object-oriented programming (OOP) skills and exception handling.
Experience with the Spring Boot framework, web technologies, and Quarkus is required. Understanding of 12-factor app principles is crucial.
Proficiency in using Git, GitHub, and GitHub Actions for version control and CI/CD is necessary.
Knowledge of PostgreSQL databases and experience with Apache Kafka are important. Developing and maintaining REST APIs is a key responsibility.
If needed, proficiency in Salesforce Development (SFDC) and Salesforce Marketing Cloud (SFMC) is also required.
This role involves leveraging these skills to build, optimize, and maintain robust and scalable backend systems.
SKILLS:
Experience with the Spring Boot framework, web technologies, and Quarkus is required. Understanding of 12-factor app principles is crucial.
Proficiency in using Git, GitHub, and GitHub Actions for version control and CI/CD is necessary.
Knowledge of PostgreSQL databases and experience with Apache Kafka are important. Developing and maintaining REST APIs is a key responsibility.
If needed, proficiency in Salesforce Development (SFDC) and Salesforce Marketing Cloud (SFMC) is also required.
This role involves leveraging these skills to build, optimize, and maintain robust and scalable backend systems.
SKILLS:
- Proficiency in front-end technologies (e.g., HTML, CSS, JavaScript)
- Proficiency in Java, Kotlin, JVM, OOP, Exception handling
- Apache Kafka / Spring Boot framework, Quarkus, and Web technologies
- If needed, proficiency in Shopify/SFCC/Stibo/SFSC/SFDC/SFMC
- Software Development experience and knowledge of the Software Delivery Lifecycle, Security Compliance, and Agile and SCRUM methodology, industry and competitor practices
- Experience with DevOps technologies including GitHub, GitHub Actions, Chef, Jenkins, Puppet, or ArgoCD
- Comprehensive knowledge of various software languages and platforms such as Java Spring Boot, MongoDB / PostgreSQL, and public cloud (Azure / OCI)
- Experience with Docker and Kubernetes (AKS/GKE)
- Experience with alerting mechanisms using Nagios, New Relic, GCP, or Splunk
- Experience in API management and Microservices development
- Experience with RabbitMQ
- Knowledge of 12-factor App principles
Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer.
We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.
In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact us.
All applicants applying must be legally authorized to work in the country of employment.