Senior Full Stack Engineer, Node.js

Rakuten Viber

. Develop and maintain high-availability, high-volume, low-latency applications .

Posted 9/18/2026full-timeRamat Gan • IsraelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in developing and maintaining high-availability applications using Node.js and Java within a microservices architecture. Proficient in JavaScript, TypeScript, and various frontend frameworks, with a strong focus on performance optimization and data security.

Highest-signal resume keywords

Node.js DevelopmentJava Microservices ArchitectureTypeScript Frameworks (NestJS, Fastify, Next.js)REST API Design and IntegrationCI/CD Pipelines and Docker

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaScriptTypeScriptNode.jsJavaMicroservices ArchitectureFrontend Frameworks (React, Angular)REST APIUnit and Integration TestingPerformance OptimizationData Security

Soft Skills

Analytical SkillsEffective Communication

Tools & Technologies

CI/CD PipelinesDockerAgile Methodologies

Industry Keywords

High-Availability ApplicationsEnterprise-Level Production SystemsRelational Database SystemsNoSQL Database Systems

Tech Stack

Tools & technologies

AngularDockerJavaJavaScriptMicroservicesNext.jsNode.jsNoSQLReactTypeScript

About the role

Key responsibilities & impact

Develop and maintain high-availability, high-volume, low-latency applications
Define application objectives and functionality
Ensure application designs conform with business goals
Support continuous improvement by investigating alternatives and technologies and presenting them for architectural review
Collaborate with Product and Architect teams on large mission-critical systems
Debug, optimize, and performance-tune work across the stack
Develop new features and ensure fast, reliable platform operation
Optimize performance and ensure data security
Solve complex technical challenges within a Node.js and Java microservices architecture

Requirements

What you’ll need

A minimum of 7 years of experience as a Full Stack Developer, with at least 4 years specializing in Node.js
Solid proficiency in JavaScript and TypeScript
Demonstrated experience using TypeScript-first frameworks such as NestJS, Fastify, or Next.js
Prior experience with Java
Proven expertise in developing and scaling enterprise-level production systems within a microservices architecture
Practical knowledge of at least one major frontend framework, such as React or Angular
Familiarity with both relational and NoSQL database systems
Proven experience with REST API design and integration, including effective caching strategies
Hands-on experience with CI/CD pipelines and Docker containerization
Experience developing and executing comprehensive unit and integration tests
Practical experience working with Agile methodologies in a fast-paced environment
Strong analytical skills and effective communication abilities
Fluency in written and spoken English
Bachelor of Science degree in Computer Science or a relevant equivalent qualification is listed as an advantage, not a requirement

Benefits

Comp & perks

No benefits, perks, or compensation extras are explicitly stated