Lead Backend Software Engineer

Our client seeks a Lead Software Engineer with strong expertise in API design and relational databases. You will be responsible for designing and implementing high-performance backend services and RESTful APIs that power our consumer-facing and internal applications. This role requires both technical excellence and leadership skills to mentor team members and drive architectural decisions.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

Backend Development

• Build high-performance, scalable backend services using Java
• Produce clean, maintainable, and well-documented code
• Architect and implement caching strategies for optimal performance
• Construct robust error handling and logging mechanisms
• Validate proficiency in unit and integration testing
• Demonstrate deep understanding of native mobile and web multi-tiered, distributed applications

API Design & Development

• Architect and implement RESTful APIs following industry best practices and standards
• Produce comprehensive API specifications using OpenAPI/Swagger
• Enforce API consistency, versioning strategies, and backward compatibility
• Integrate OAuth 2.0 and SAML-based authentication
• Define and maintain API design guidelines and patterns for the engineering team
• Leverage CDNs for API scale/optimization (e.g., Cloudflare)
• Optimize API inputs/outputs to maximize CDN cache hit ratios
• Apply API testing frameworks to ensure reliability and performance
• Monitor and improve API performance through analysis and optimization

Leadership

• Guide junior developers on API design principles and data modeling best practices
• Review code and provide constructive feedback
• Direct technical design discussions and architectural decisions
• Document and share technical knowledge across teams
• Coordinate with operational counterparts on observability metrics

REQUIREMENTS

• 8+ years of backend development experience with at least 3 years focused on API design
• Strong understanding of RESTful principles, HTTP protocols, and web standards
• Proven track record of designing scalable, maintainable APIs

Preferred

• Experience with Apache Cayenne ORM framework
• Experience with Agrest REST API framework
• Knowledge of API gateway patterns and service mesh concepts
• Experience with containerization and orchestration (Docker, Bamboo, Kubernetes)
• Experience with data processing and analysis frameworks like Apache Spark Data Frame API, DFLib
• Familiarity with event-driven architectures
• Contributions to open-source projects
• Experience programming/scripting with Python
• Experience with cloud platforms (AWS), S3, Kinesis, Dynamo
• Apache Flink

Education/Certifications

• Bachelor''s degree in Computer Science or related field, or equivalent practical experience

Required Technical Skills

• Java: Strong proficiency in Java development with experience building enterprise-grade applications
• MySQL: Hands-on experience with MySQL (v. 8.0 and above), including performance optimization and query tuning
• Data Modeling: Proven experience with relational database design and data modeling best practices
• Git: Proficiency with Git version control, including branching strategies, merge conflict resolution, and collaborative workflows
• Maven: Strong experience with Maven for build automation, dependency management, and project lifecycle management
• Bamboo: Experience with Atlassian Bamboo for continuous integration and deployment pipelines
• JAX-RS: Expertise in building RESTful web services using JAX-RS
• Jackson API: Proficiency with Jackson for JSON processing and serialization
• POJO: Experience working with Plain Old Java Objects and understanding of object-oriented design principles

JobID: 48018