Senior Java Application Support Engineer

Senior Java Application Support Engineer – Java, Spring, SOAP, SSL/TLS & Production Support Required Skills Minimum 12+ years of hands‑on experience in enterprise application development and production application support. Strong experience supporting mission‑critical systems in complex enterprise environments. Security & SSL/TLS In‑depth knowledge of SSL/TLS concepts. Hands‑on experience with: Server, Client, and CA Certificates Keystores and Truststores SSL configuration and troubleshooting in enterprise applications Java & Framework Expertise Strong hands‑on experience with Java 8 and Java 17. Solid working knowledge of the Spring Framework (legacy applications). Proven ability to debug, enhance, and optimize legacy Java codebases. Service Technologies Strong expertise in SOAP Web Services. Deep understanding of RESTful services, including: Legacy REST implementations using JAX‑RS/Jersey Modern REST service development approaches Good understanding of: Service design System integration Backward compatibility Application Support & Batch Processing Strong experience providing production application support. Expertise in: Production support processes Incident triage Root cause analysis Issue resolution End‑to‑end operational ownership of applications Experience supporting batch‑intensive environments, including: Job scheduling Job monitoring Batch troubleshooting Supporting high‑volume batch jobs Hands‑on experience executing and troubleshooting: Shell scripts Database procedures SQL queries Database Skills Strong knowledge of SQL and core database concepts. Proven experience with: Executing stored procedures Fine‑tuning stored procedures Optimizing complex SQL queries Database performance troubleshooting Unix / Linux & Scripting Strong hands‑on experience with Unix/Linux environments. Experience with shell scripting for automation, troubleshooting, and production support.