Senior Software Engineer- Backend

Title: Senior Software Engineer

Location: San Jose, CA Hybrid

Contract : 3 Months

We’d love to chat if you have:

• 10+ years experience designing, developing and supporting scalable payment systems using Java, Spring Boot, AWS cloud services
• Expertise in Java, microservices, messaging queues, event streaming, SQL/NoSQL, REST, CI/CD
• Design, build and support highly reliable, low latency payment systems and APIs
• Implement secure, compliant and fraud-resistant payment solutions
• Develop robust integrations with third party payment providers leveraging messaging and events
• Build ingestion pipelines, data lakes and AI/ML models for payment analytics
• Instrument payment systems for monitoring, logging, tracing and alerting
• Diagnose and troubleshoot issues quickly in live production environments
• Automate deployment, testing and infrastructure management using IaC tools
• Work closely with product and business teams to drive payment innovation
• Develop solutions leveraging leading technologies like cloud, containers, Kafka, AI/ML
• Take full ownership of critical payment systems and mentor junior engineers
• Promote scalability, reliability, security and engineering best practices
• Provide technical guidance during design, code reviews and testing
• Clearly communicate technical details and tradeoffs to stakeholders
• Make critical recommendations influencing payment systems direction
• Participate in team meetings and facilitate technical discussions

Required Skills:

• 10+ years experience designing, developing, and operating distributed systems and microservices leveraging Java, Spring Boot
• Bachelor's degree in CS or related field; Master's preferred
• Expertise in Java, SQL/NoSQL, REST, messaging, CI/CD pipelines, automated testing
• Experience with payment systems, PCI compliance, security, encryption highly preferred
• Design, build, and support reliable applications on AWS cloud (EC2, RDS, Lambda, API Gateway)
• Implement scalable architectures using containers, Kubernetes.
• Monitor, log and alert on application performance using CloudWatch, Datadog
• Diagnose and troubleshoot issues efficiently in development and production environments
• Hands-on experience developing and monitoring AI/ML models
• Identify opportunities to apply AI/ML capabilities to solve problems
• Advocate for engineering best practices around development, testing, deployment
• Provide technical guidance and mentoring to less experienced engineers
• Work cross-functionally with product, design, and leadership teams

MUST HAVE:

• Backend
• 10+ years experience designing, developing, and operating distributed systems and microservices leveraging Java
• Design, build, and support reliable applications on AWS cloud (EC2, RDS, Lambda, API Gateway

ADDITIONAL INFORMATION:

- Location:
San Jose, CA
- Hybrid:
Hybrid model of 3 days onsite and 2 days remote (onsite Monday, Tuesday and Thursday)
- Interview Process:
2 rounds | 1 technical interview (includes live light coding), 1 manager conversation; fast turnaround expected
- Submission Requirements:
Include a short 3–5 bullet candidate summary covering Java + AWS experience, relevant project highlights, and confirmed availability and interest
- Do Not Submit:
Frontend-heavy profiles, non-coders or architects only, candidates without real AWS hands-on experience, or candidates not aligned to hybrid schedule or immediate start timing