Elasticsearch Expert, Java

Questel

Expert Elasticsearch and Backend Java engineer designing data structures and optimizing performance in a leading SaaS environment. Collaborating with teams in Tunisia and France on complex solutions.

Posted 7/10/2026full-timeTunis • 🇹🇳 TunisiaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates deep expertise in Elasticsearch and Java, with a strong understanding of the JVM. Capable of optimizing data modeling and implementing performance enhancements in cluster environments.

Highest-signal resume keywords

Elasticsearch ExpertiseJava ProgrammingJVM KnowledgeData Manipulation LibrariesContainerization Technologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Data ModelingPerformance OptimizationCustom Extensions DevelopmentPlugins DevelopmentCluster Performance Analysis

Tools & Technologies

Build ToolsContainerization TechnologiesPython

Tech Stack

Tools & technologies

ElasticSearchJavaPython

About the role

Key responsibilities & impact

Design, optimize and evolve data modeling to ensure fast search performance
Develop custom extensions and plugins for Elasticsearch in Java
Analyze cluster performance and proactively implement optimizations

Requirements

What you’ll need

Deep expertise in Elasticsearch
Strong command of Java
Excellent knowledge of the JVM
Familiarity with Python and data manipulation libraries
Good knowledge of build tools and containerization technologies

Benefits

Comp & perks

Flexible working hours
Opportunities for professional development