ZENITH INFOTEK LLC
Software Developer
Independent Contractor • Cupertino
Job Title: Software Developer (Java Backend) with DevOps
Location: Cupertino, CA, USA
Type: Contract
- Design, develop, and maintain highly scalable backend services and microservices.
- Build robust APIs and distributed systems capable of supporting large-scale workloads.
- Develop, deploy, and optimize cloud-native applications utilizing AWS services.
- Implement and support CI/CD pipelines to enable rapid and reliable software releases.
- Collaborate with product managers, infrastructure teams, SREs, security teams, and other stakeholders.
- Troubleshoot production issues and conduct root cause analysis for complex system challenges.
- Improve system reliability, observability, scalability, and performance.
- Participate in architecture reviews, technical design discussions, and code reviews.
- Automate infrastructure provisioning and deployment processes using Infrastructure as Code tools.
- Contribute to engineering best practices and continuous improvement initiatives.
What You Will Bring:
Required Qualifications
Backend Development
- 5+ years of hands-on software development experience.
- Strong programming expertise in Java (preferred), Python, Go, or JavaScript.
- Extensive experience developing backend applications and RESTful APIs.
- Strong understanding of Object-Oriented Design principles and design patterns.
- Experience building distributed systems and high-availability architectures.
- Strong Linux/Unix administration and troubleshooting skills.
DevOps & Cloud
- Hands-on experience with AWS cloud services.
- Strong experience with Docker and containerization technologies.
- Experience deploying and managing applications using Kubernetes.
- Experience with CI/CD tools such as Jenkins, GitHub Actions, CodeDeploy, ArgoCD, or similar platforms.
- Infrastructure automation experience using Terraform, CloudFormation, or equivalent tools.
- Experience implementing monitoring, logging, and observability solutions.
Database & Messaging
- Experience working with PostgreSQL, MySQL, or similar relational databases.
- Hands-on experience with Redis, Kafka, RabbitMQ, or event-driven architectures.
- Strong understanding of data modeling and performance optimization.
Software Engineering Practices
- Strong understanding of Microservices Architecture.
- Knowledge of secure coding principles and application security practices.
- Strong analytical, debugging, and problem-solving skills.
- Service Mesh experience (Istio, Linkerd) is considered a plus.
Preferred Qualifications
- Previous experience with Apple or other leading product-based organizations.
- Experience supporting large-scale internet-facing applications.
- Experience with Big Data technologies such as Spark, Flink, MPP platforms, or Data Warehousing.
- Exposure to Site Reliability Engineering (SRE) practices.
- Experience with frontend technologies and UI development.
- Experience integrating AI/ML platforms and services.
Preferred Candidate Profile
- Product company engineering background.
- SaaS platform experience.
- Internet-scale systems experience.
- Startup engineering environment experience.
- Strong communication and stakeholder management skills.
Nice to Have
- Service Mesh (Istio, Linkerd)
- Kafka Streaming
- Redis Caching
- Spark/Flink
- Terraform
- SRE/Platform Engineering
- Datadog, Prometheus, Grafana, Splunk, or equivalent observability platforms
Compensation: $60.00 - $70.00 per hour