✦ Luna Orbit — Software Engineering

Senior Applications Developer (MERN) @MarshTech

at Marsh & McLennan

Hybrid Posted March 13, 2026
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Position Details

Type Not Specified
Experience senior
Exp. Years 5+ years
Education Not specified
Category Software Engineering

About this role

Seeking a senior full-stack developer to lead the design and implementation of scalable web applications in Cluj-Napoca, Romania, utilizing modern JavaScript frameworks and cloud technologies.

Key Responsibilities

  • Design scalable APIs
  • Lead full-stack development
  • Implement cloud deployment strategies
  • Mentor junior developers
  • Optimize system performance

Technical Overview

Role involves full-stack development with React, Node.js, and MongoDB, deploying on cloud platforms with containerization and CI/CD pipelines, emphasizing security and performance.

Ideal Candidate

The ideal candidate is a senior full-stack developer with extensive experience leading teams in building scalable applications using React, Node.js, and MongoDB, with strong cloud deployment knowledge in AWS, Azure, or GCP.

Must-Have Skills

Proven experience leading full-stack development teamsStrong proficiency in JavaScript/TypeScriptExperience with ReactExperience with Node.js and Express.jsDeep understanding of MongoDBFamiliarity with cloud platforms (AWSAzureGCP)

Nice-to-Have Skills

Containerization (DockerKubernetes)CI/CD pipelinesSecurity best practicesCloud deployment and scaling

Tools & Platforms

ReactNext.jsNode.jsExpress.jsMongoDBDockerKubernetesAWSAzureGCP

Required Skills

JavaScriptTypeScriptReactNext.jsNode.jsExpress.jsMongoDBAPI developmentRESTful APIsDockerKubernetesCloud platformsAWSAzureGCP

Hard Skills

JavaScriptTypeScriptReactNext.jsNode.jsExpress.jsMongoDBAPI developmentRESTful APIsDockerKubernetesCI/CD pipelinesCloud platforms (AWSAzureGCP)Security best practices

Soft Skills

leadershipcommunicationcollaborationproblem-solvingstakeholder management

Industry & Role

Industry Technology/IT
Job Function Full-stack application development and team leadership

Keywords for Your Resume

JavaScriptTypeScriptReactNext.jsNode.jsExpress.jsMongoDBAPI developmentRESTful APIsDockerKubernetesCI/CD pipelinesCloud platformsAWSAzureGCPSecurity best practicesFull-stack developmentLeadership

Deal Breakers

Lack of leadership experience, No experience with React or Node.js, No cloud platform familiarity, Insufficient experience with MongoDB, Unable to work in a hybrid environment in Cluj-Napoca

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