Back - end and DevOps developer building cloud - native digital products at Mirego. Designing infrastructure, CI/CD pipelines, and reliable software solutions for clients.
About the role
- Java Performance Architect diagnosing and optimizing enterprise Java environments for Fresche Solutions’ digital transformation clients. Designing scalable solutions and leading performance investigations across cloud and traditional stacks.
Responsibilities
- Lead investigation and resolution of complex Java performance issues across application code, JVM, middleware, databases, operating systems, infrastructure, and external dependencies
- Analyze JVM and application behavior, including memory utilization, garbage collection, threading, concurrency, CPU usage, connection management, application-server configuration, latency, and throughput
- Use profiling, observability, thread dumps, heap dumps, database analysis, and other diagnostic techniques to identify root causes
- Recommend improvements to scalability, stability, and resource utilization
- Evaluate application architecture and design scalable, maintainable, high-performing Java solutions across traditional, distributed, cloud, and modernized environments
- Lead technical discovery sessions, architecture workshops, performance assessments, and solution-design discussions with clients and internal teams
- Produce and present technical findings, architecture recommendations, root-cause analyses, remediation plans, and implementation roadmaps
- Serve as a senior technical escalation point throughout delivery
- Work directly with clients and internal teams to communicate findings, recommend architectural improvements, and support implementation through completion
Requirements
- Bachelor’s degree in Computer Science, Software Engineering, Computer Engineering, or a related field, or equivalent practical experience
- 10+ years of experience designing, developing, troubleshooting, and architecting complex enterprise applications
- Demonstrated experience in a senior architecture, principal engineering, or technical leadership role
- Deep hands-on experience with Java and JVM performance optimization, including memory management, garbage collection, threading, concurrency, heap/thread analysis, JVM tuning, profiling, latency, and throughput
- Experience with enterprise Java frameworks and application servers such as Spring/Spring Boot, WebSphere, WebLogic, JBoss/WildFly, Tomcat, Open Liberty, or comparable technologies
- Strong experience diagnosing production performance issues across application code, JVM, middleware, database, operating system, infrastructure, and network dependencies
- Experience with application performance monitoring, observability, and diagnostic tools such as Dynatrace, AppDynamics, New Relic, Datadog, Splunk, Java Flight Recorder, Java Mission Control, VisualVM, or comparable tools
- Strong understanding of database performance, scalability, capacity planning, resource utilization, and application-to-database interactions
- Strong client-facing communication, technical documentation, presentation, problem-solving, and stakeholder-management skills
- Preferred: experience supporting high-volume, low-latency, transaction-intensive, or mission-critical Java applications
- Preferred: experience with distributed systems, microservices, APIs, cloud platforms, Docker, Kubernetes, or hybrid-cloud architectures
- Preferred: experience with performance and load-testing tools such as JMeter, Gatling, LoadRunner, or comparable technologies
- Preferred: experience with enterprise databases such as DB2, Oracle, PostgreSQL, SQL Server, or similar platforms
- Preferred: experience with application modernization, platform transformation, DevOps, SRE, or production-support environments
- Preferred: experience working in consulting, professional services, or client-facing delivery environments
Benefits
- Great work-life balance
- Flexible hours
- Remote work from anywhere in North America or from one of Fresche’s offices
- Permanent, full-time employment opportunity
- Initial 12-month contract engagement considered for a highly experienced consultant
- Diverse and inclusive workplace
- Equal opportunity employment
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