Backend DeveloperQuantum Electronic Payments • Anaheim, California, USA
Backend Developer
Quantum Electronic Payments • Anaheim, California, USA
[job_card.variable_days_ago]
[job_preview.job_type]
- [job_card.full_time]
[job_card.job_description]3 years of experience in backend development using Python (FastAPI or Flask preferred) Strong understanding of RESTful APIs OAuth 2.0 authentication and secure API development Experience with PostgreSQL and data modeling for high-volume transactional systems Familiarity with cloud hosting environments such as AWS DigitalOcean and containerization tools like Docker Experience with Apache Kafka and Apache Spark for streaming data processing is a strong plus Exposure to Airflow for orchestration and monitoring of ETL workflows Knowledge of Agile development methodologies (e.g. Scrum) and tools like Jira or Trello Familiarity with CI / CD pipelines GitHub Actions and automated testing frameworks Excellent communication and problem-solving skills with the ability to collaborate cross-functionally Prior experience integrating with payment platforms processors CRMs or chargeback systems is a strong plus. Awarded Top Workplace of Orange County by the OC Register three years in a row! Flex PTO! Remote flexibility! Work hard play hard culture! Proven promote from within mentality! Benefit offerings : 401k Safe Harbor; 100% employer match processed semi-monthly up to 4%
Unlock your potential with Quantum ePay Were a full-service financial technology provider that helps business owners lower their costs earn more money and improve their quality of life.
Were looking for a skilled Backend Developer to design and implement technical solutions that integrate our chargeback solution with client systems end to end. Youll own backend architecture develop APIs and collaborate across teams to deliver scalable and reliable integrations that meet client needs.
ESSENTIAL DUTIES AND RESPONSIBILITIES
- Design build and maintain backend services and microservices that support data ingestion normalization and integration with various CRM processor and card network platforms
- Develop document and maintain RESTful APIs using OAuth 2.0 authorization and JSON-based payloads
- Implement and monitor streaming data pipelines using Kafka and Apache Spark for real-time enrichment and processing
- Collaborate with front-end developers product managers and QA to deliver secure scalable and performant end-to-end features
- Troubleshoot and resolve backend issues by analyzing logs traces and API interactions across PostgreSQL Kafka and microservices
- Participate in code reviews and champion secure development practices aligned with PCI DSS compliance
- Maintain observability through monitoring and alerting dashboards (Grafana Loki Airflow) and support the internal DevOps portal for job orchestration service health checks and custom workflow tracking
- Contribute to CI / CD pipeline enhancements using GitHub Actions and container-based workflows (Docker)
QUALIFICATIONS
WHY WORK HERE
Medical dental vision acupuncture and chiropractic
Key Skills
Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing
Employment Type : Full-Time
Experience : years
Vacancy : 1
Yearly Salary Salary : 115000 - 145000
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