Senior Backend Software Engineer (Java & AWS)
Location: San Jose, California
Country: United States
Category: Software Development
Workplace Location: Onsite
Employment Type: Contract
Posted Date: March 31, 2026
Job ID: 646125
Job Description
Job Title: Senior Backend Software Engineer (Java & AWS)
Location: Hybrid; San Jose, CA
Contract length: 3 months
Schedule: 40 hrs/week
Pay: $100/hr to $133.33/hr, DOE
Job Overview:
The Card Payment teams are responsible for building enhanced capabilities for card issuing & processing in the cloud-based Accounts Payables and Accounts Receivables platforms. You’ll be working with peer developers , product managers, designers, architects, and your manager to create new product capabilities to grow and scale card payments. Enable customers to pay & get paid using streamlined card payment options from rapid to instant payouts across multiple channels. Our spotless & smart methodologies define solutions for effortless card payment CX. We are looking for a strong , passionate engineer to join us on an exhilarating journey to clock colossal payment volumes, build & ideate towards next-gen capabilities, & invent new revenue streams in the Card Issuing space.
Ideal Candidate Profile:
- 5+ 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:
- 5+ 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
EEO Statement
The staffing industry has seen an increase in people falsely representing themselves as recruiters to gather personal information from job seekers. For your safety, do not provide sensitive data to anyone you have not spoken with thoroughly, never provide banking information during the application process, and always double check the email address of the Recruiter to ensure it’s from an official Planet domain (@theplanetgroup.com or @launchcg.com) - and not a domain with an alternative extension like .net, .org, or .jobs.
The Planet Group and our companies are equal opportunity employers. It is our practice not to discriminate against any employee or applicant based on any criteria, condition or basis protected by laws or regulations in the locations where we do business. All qualified applicants are encouraged to apply. We celebrate diversity and are committed to providing an environment of mutual respect. We believe that diversity, equity, and inclusion enable us to better meet our mission and values while serving our clients across the globe. If you have a disability or handicap and would like us to accommodate you in any reasonable way, please inform your recruiter, or contact us, so that we can discuss the appropriate alternatives available.
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About The Planet Group
The Planet Group is a global professional services firm delivering strategic staffing and advisory solutions. We operate at the intersection of talent and transformation – connecting the right people with the right opportunities in the areas of technology, engineering, accounting & finance, digital marketing, and manufacturing.
As one of the largest staffing companies in the US, we operate with a global reach and a performance-first mindset. We partner with clients to move fast, stay agile, and drive measurable results – building high-impact teams that fuel transformation and growth.
