Full Stack Developer React, Node, Cosmos DB, Test Automation

Location: [Remote / Hybrid / On-site City, Country] Employment Type: Full-Time Experience Level: 3-8 years Industry: Technology / SaaS / Data PlatformsAbout the Role:We are seeking a skilled and proactive Full Stack Developer to join our engineering team. You will be responsible for building robust, scalable web applications using React.js and Node.js, with a strong focus on Cosmos DB and Elasticsearch for data management. A key part of your role will be developing and maintaining automated test cases and validation frameworks to ensure application stability and data integrity.Key Responsibilities:Design, develop, and maintain front-end components using React.js (hooks, context, component reusability).Build and maintain scalable REST APIs using Node.js and Express.Integrate and query Cosmos DB and Elasticsearch for real-time and historical data access.Implement unit, integration, and end-to-end tests using Jest, Cypress, and Supertest.Develop and enforce automated validation rules for data correctness and integrity.Work closely with DevOps to integrate tests into CI/CD pipelines.Collaborate with UI/UX designers, product managers, and backend engineers.Own feature delivery end-to-end, from requirements to deployment and monitoring.Required Skills:4+ years of professional experience in full-stack development.Strong knowledge of React.js, JavaScript/TypeScript, and Node.js.Experience with Cosmos DB, including partitioning, indexing, and SDK usage.Proficiency in Elasticsearch, including mapping, queries, and aggregations.Hands-on experience with automated testing frameworks:Frontend: React Testing Library, CypressBackend: Jest, Mocha, SupertestExperience building and maintaining data validation frameworks (JSON schema, business rules).Git-based workflow and experience with Agile development.Good to Have:Knowledge of Azure services (App Services, Functions, Cosmos DB configuration).Experience with containerized deployments using Docker.Familiarity with CI/CD pipelines (GitHub Actions, Azure DevOps, etc.).Exposure to performance testing and test coverage reporting tools.Why Join Us Work on a modern tech stack solving real-world data challenges.Collaborative, high-performance team environment.Flexible work arrangements and strong engineering culture.Ownership of impactful features and visibility across teams. Location: [Remote / Hybrid / On-site City, Country] Employment Type: Full-Time Experience Level: 3-8 years Industry: Technology / SaaS / Data PlatformsAbout the Role:We are seeking a skilled and proactive Full Stack Developer to join our engineering team. You will be responsible for building robust, scalable web applications using React.js and Node.js, with a strong focus on Cosmos DB and Elasticsearch for data management. A key part of your role will be developing and maintaining automated test cases and validation frameworks to ensure application stability and data integrity.Key Responsibilities:Design, develop, and maintain front-end components using React.js (hooks, context, component reusability).Build and maintain scalable REST APIs using Node.js and Express.Integrate and query Cosmos DB and Elasticsearch for real-time and historical data access.Implement unit, integration, and end-to-end tests using Jest, Cypress, and Supertest.Develop and enforce automated validation rules for data correctness and integrity.Work closely with DevOps to integrate tests into CI/CD pipelines.Collaborate with UI/UX designers, product managers, and backend engineers.Own feature delivery end-to-end, from requirements to deployment and monitoring.Required Skills:4+ years of professional experience in full-stack development.Strong knowledge of React.js, JavaScript/TypeScript, and Node.js.Experience with Cosmos DB, including partitioning, indexing, and SDK usage.Proficiency in Elasticsearch, including mapping, queries, and aggregations.Hands-on experience with automated testing frameworks:Frontend: React Testing Library, CypressBackend: Jest, Mocha, SupertestExperience building and maintaining data validation frameworks (JSON schema, business rules).Git-based workflow and experience with Agile development.Good to Have:Knowledge of Azure services (App Services, Functions, Cosmos DB configuration).Experience with containerized deployments using Docker.Familiarity with CI/CD pipelines (GitHub Actions, Azure DevOps, etc.).Exposure to performance testing and test coverage reporting tools.Why Join Us Work on a modern tech stack solving real-world data challenges.Collaborative, high-performance team environment.Flexible work arrangements and strong engineering culture.Ownership of impactful features and visibility across teams.