Full Stack Developer (React + Java)

About Keyrus

Keyrus is a global consulting and technology company focused on making data matter — truly matter — from a human perspective.

Founded in 1996, Keyrus operates in 28+ countries across 5 continents, with more than 3,300 people worldwide. Our strength comes from combining deep expertise in Data & Analytics, AI, Digital, and Management Consulting with a strong understanding of business realities.

Data is never the goal in itself.
We use data to shape understanding, design meaningful experiences, and enable better, real-life decisions.

At Keyrus, we also believe companies have a responsibility beyond performance. Through our Foundation and ESG initiatives, we actively contribute to sustainability, inclusion, and positive societal impact.

#OneTeamOneKeyrus

The Role

As a Full Stack Developer (React + Java), you will work at the intersection of data, technology, and business, helping our clients turn complexity into clarity and insights into impact.

You will contribute to a data migration and reconciliation initiative, building intuitive UI solutions and robust APIs that enable business users to visualise and validate data effectively.

You will collaborate with multidisciplinary teams in an international environment and contribute to projects that drive performance, innovation, and sustainable growth.

Job location: Pune or Bangalore (Hybrid — 3 days per week in the office)
Contract type: Permanent

Target start date: May 2026
Working hours: Full-time (40h/week), aligned with the GMT timezone (starting at 1:00 PM IST)
Compensation: INR 15,00,000 – 30,00,000 per year

Note: All applications must be submitted in English.

Your Impact

In this role, you will:

• Build interactive UI applications using React.js to visualise reconciliation reports and analytics outputs
• Develop and integrate Java-based REST APIs to support data-driven front-end applications
• Design user-friendly dashboards and screens for data migration validation and reporting
• Collaborate closely with data analytics, backend, and QA teams to ensure seamless delivery
• Translate business and data requirements into intuitive and scalable technical solutions
• Ensure performance, responsiveness, and reliability of applications across environments
• Support the data migration lifecycle, including exposure of reconciliation and validation logic in the UI

What Makes This Role Challenging

• You will work in a data migration context, where accuracy and clarity are critical
• You are expected to balance UI usability with complex backend data structures
• You will collaborate with cross-functional teams (data, backend, QA, business stakeholders)
• Requirements may evolve — requiring adaptability and proactive problem-solving
• Autonomy increases with seniority — so does responsibility

What We’re Looking For

Must-haves

• 5+ years of experience in Full Stack development

• Strong expertise in:

  • React.js (advanced UI development)
  • Java (Java 8+) with Spring Boot
  • REST API design and integration
• Experience building data-heavy or analytics-driven applications
• Strong knowledge of JavaScript (ES6+), HTML5, CSS3, and state management tools (Redux, Zustand, etc.)
• Solid understanding of UI performance optimisation and responsiveness
• Strong analytical and problem-solving skills
• Ability to communicate clearly with both technical and non-technical stakeholders
• A collaborative mindset and sense of ownership
• Fluency in English

Nice-to-haves

• Experience in data migration, reconciliation, or reporting projects

• Experience building advanced data visualisations using libraries such as:

  • D3.js, Highcharts (or similar tools)
• Exposure to financial services or data platforms

• Backend ecosystem experience with:

  • Microservices architecture, Hibernate/JPA
  • SQL (PostgreSQL, MS SQL), Snowflake, NoSQL (e.g., Cosmos DB)
• Familiarity with ETL tools (Airflow, Spring Batch, Apache Camel)
• Experience with Azure Cloud, Docker, Kubernetes (AKS)
• Knowledge of Kafka or messaging systems
• Experience in consulting environments
• Exposure to international or multicultural projects

How Our Salary Ranges Work

At Keyrus, salary ranges reflect *different levels of mastery and impact within the same role…