Senior Software Engineer (Java/JS/TS) - Cloud Platform

gramian consulting • France
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AI Summary

Seeking a Senior Software Engineer to develop and maintain a modular Java backend and JS/TS frontend platform. Responsibilities include cloud platform development, architecture discussions, and production issue resolution. Requires 8+ years of experience, strong Java, JS/TS, and AWS cloud platform expertise. This is a permanent, hybrid or remote role within France, with work permit and relocation support.

Key Highlights
Develop and maintain features across Java (backend) and JS/TS (frontend) codebases.
Contribute to cloud platform development, including orchestration and integration with AWS.
Permanent role with hybrid or remote options within France, offering work permit and relocation support.
Key Responsibilities
Develop and maintain features across Java (backend) and JS/TS (frontend) codebases.
Contribute to cloud platform development, including orchestration, provisioning, and lifecycle management.
Participate in architecture and design discussions, balancing performance, scalability, and maintainability.
Review code and ensure high standards in quality, testing, and technical debt management.
Debug and resolve complex production issues in collaboration with support teams.
Work closely with Product, QA, and cross-functional teams to deliver reliable features.
Contribute to CI/CD pipelines, automation, and DevOps practices.
Support extensibility and modularity across the platform ecosystem.
Technical Skills Required
Java JavaScript TypeScript React AWS Docker CI/CD REST GraphQL OSGi Karaf JCR Jackrabbit Lucene Java EE TSX
Benefits & Perks
HYBRID OR REMOTE
Work permit / relocation support available
Permanent contract
Nice to Have
Experience with OSGi / modular architectures
Exposure to DXP / CMS / headless platforms
Open-source contributions or strong interest in OSS ecosystems

Job Description


About Us

Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.

About The Client

Our client is a well-established international software vendor operating in the Digital Experience Platform (DXP) space—helping enterprises unify content, customer data, and integrations to deliver high-quality digital experiences at scale. Their platform powers both public-facing systems with high traffic and large internal enterprise environments.

About The Role

We're looking for a Senior Software Engineer to join a highly experienced engineering team working on a modular, extensible platform combining Java backend systems and modern JS/TS frontends.

You will contribute across a complex product ecosystem, including core platform services, extensibility modules, and a next-generation cloud platform roadmap. The role involves both hands-on development and active participation in technical decision-making, architecture discussions, and production issue resolution.

A key focus area for the upcoming roadmap includes building and evolving a cloud orchestration layer, integrating deeply with cloud provider APIs (primarily AWS), while continuing to enhance the broader platform.

Working model: HYBRID OR REMOTE

Location: Paris / Lyon / Remote within France

Work permit / relocation support available

Contract: Permanent

Interview Process: Intro Call + 4 client interviews

Responsibilities

  • Develop and maintain features across Java (backend) and JS/TS (frontend) codebases
  • Contribute to cloud platform development, including orchestration, provisioning, and lifecycle management
  • Participate in architecture and design discussions, balancing performance, scalability, and maintainability
  • Review code and ensure high standards in quality, testing, and technical debt management
  • Debug and resolve complex production issues in collaboration with support teams
  • Work closely with Product, QA, and cross-functional teams to deliver reliable features
  • Contribute to CI/CD pipelines, automation, and DevOps practices
  • Support extensibility and modularity across the platform ecosystem

Tech Environment

  • Backend: Java (JDK 17 → 21), Java EE, OSGi (Karaf), JCR/Jackrabbit, Lucene
  • APIs: REST (JAX-RS), GraphQL
  • Frontend: JavaScript / TypeScript, React, TSX, micro-frontends
  • Cloud & DevOps: AWS, OVH, Docker, CI/CD pipelines
  • Architecture: Modular platform, distributed systems, clustered deployments
  • Other: Eventing, caching, workflows, headless CMS architecture

Requirements

  • 8+ years of experience as a Software Engineer, with strong Java expertise in production environments
  • Solid experience with JavaScript / TypeScript (React is a strong plus)
  • Experience with cloud platforms (AWS required) and containerization (Docker)
  • Strong understanding of CI/CD and DevOps practices
  • Experience working on complex, scalable systems or product platforms
  • Comfortable with code reviews, debugging, and writing maintainable code
  • Ability to participate in technical discussions and trade-offs
  • Fluent in English (daily working language)

Nice to have:

  • Experience with OSGi / modular architectures
  • Exposure to DXP / CMS / headless platforms
  • Open-source contributions or strong interest in OSS ecosystems

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