Senior Software Developer

Location: Austin, TX
Salary: $65.00 USD Hourly - $70.00 USD Hourly
Description: Our client is currently seeking a Senior Software Developer
Location: Austin, TX

Work Model: Hybrid - 4 days a week onsite

Duration: 12-months contract with possibility of extension

Role Summary

We are seeking a Senior Software Engineer to design, build, and operate high-throughput, low-latency, mission-critical platforms. This position focuses on Java-based API development, cloud-native deployments (on Google Cloud Platform or comparable platforms), modern access-management standards, and AI-assisted engineering workflows.
You will be responsible for services with strict reliability, performance, and availability SLAs, operating at scale within a security-sensitive environment.
Key Responsibilities
Core Engineering

• Design, develop, and maintain high-performance Java services supporting REST-based APIs.
• Build cloud-native, horizontally scalable services deployed on Google Cloud Platform or other public cloud providers.
• Develop and secure APIs using OIDC, OAuth 2.0, and SAML authentication/authorization flows.
• Implement API-first designs with strong contract discipline, backward compatibility, and clarity.

Scale, Performance & Reliability

• Build and operate resilient systems meeting:
  • API latency:
  • Throughput: > 5,000 TPS
  • Availability: ? 99.9%
  • Error budget:
• Design for fault tolerance, graceful degradation, and rapid recovery.
• Apply resilience patterns such as timeouts, retries, circuit breakers, bulkheads, and rate limiting.
• Participate in production support, incident management, root-cause analysis, and ongoing reliability improvements.

Cloud & Deployment

• Use CI/CD pipelines for automated builds, testing, and deployments.
• Own the build ? deploy ? run lifecycle, including monitoring, alerting, and capacity planning.
• Work with containerized workloads and modern deployment strategies (blue/green releases, canary deployments, feature flags).

AI-Enabled Development

• Actively leverage AI-assisted engineering tools to:
  • Accelerate feature development
  • Improve code quality and test coverage
  • Support refactoring, documentation, and troubleshooting
• Promote responsible, effective use of AI in daily engineering workflows.

Collaboration

• Work closely with platform, security, SRE, and product teams to deliver complete end-to-end solutions.
• Contribute to architecture reviews, design discussions, and broader technical decisions.

Required Qualifications

• 8+ years of strong Java expertise, building production-grade services.
• 8+ years of hands-on experience with RESTful API development and API security.
• Experience deploying systems on Google Cloud Platform or equivalent cloud platforms.
• 2+ years working with Access Management protocols such as:
  • OAuth 2.0
  • OpenID Connect (OIDC)
  • SAML
• Proven experience operating high-criticality systems with strict SLAs.
• Strong understanding of distributed systems, concurrency, performance optimization, and resiliency patterns.
• Experience with observability tooling (metrics, logs, traces) and production troubleshooting.

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