Full Stack Developer

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
We are seeking for a skilled Senior Software Engineer (Java Full Stack Developer) with more than 6 years of experience to join our CAT Technology Division Bangalore Team.
The preference for this role is to be based out of Bangalore PSN Office
Responsibilities
• Designing, developing, and maintaining full-stack features across Java backend services (Java 21+ / Spring boot) and Angular 18 front-end applications within an Nx monorepo architecture.
• Building and consuming RESTful APIs and real-time WebSocket/STOMP messaging channels that power fleet management, equipment monitoring, and geospatial visualization capabilities.
• Developing responsive, accessible user interfaces using Angular 18, TypeScript 5.5, RxJS, NgRx Signals/Entity for state management.
• Implementing internationalization (i18n) using Transloco; ensuring all user-facing strings are translatable and locale-aware.
• Deliver unit and integration tests (JUnit 5, Cucumber, Testcontainers, Jest) and end-to-end tests (Playwright)
• Work across persistence (Hibernate/JPA), messaging (JMS/Protobuf/MQTT), and REST layers.
• Integrating geospatial mapping and data-visualization layers using Deck.gl and custom map panel stores.
• Collaborating with cross-functional teams including UX designers, product owners, and DevOps engineers in an Agile/Scrum delivery model.
• Participating in code reviews, pull request reviews, and continuous integration pipeline maintenance (Azure DevOps, Nx-based build pipelines).
• Diagnosing and resolving production issues across the full stack, including Java application logs, WebSocket connectivity, and Angular runtime errors.
• Supporting both cloud-deployed (web) and on-premises (Electron desktop) distribution targets from a shared codebase.
Degree Requirement
• Bachelor's or master’s in computer science, Software Engineering, Information Technology, or a related technical discipline.
Highly Desirable / Nice-to-Have
• Kubernetes, Docker, Helm, JKube — containerized deployment.
• OpenTelemetry and observability / distributed tracing.
• Spatial / GIS development: GeoTools, JTS, coordinate reference systems.
• Domain exposure to mining, telemetry, autonomy, or industrial IoT/real-time systems.
Skill Descriptors
Must-Have Technical Skills
Area Technologies
Language Java 21+, Angular 18
Build & Tooling Maven (multi-module), Nx 19 Monorepo, Git, Azure DevOps CI/CD
Frameworks Spring Boot, Spring Framework, Spring Security
Persistence Hibernate / JPA, JDBC, SQL
Databases SQL Server, Redis caching, PostgreSQL
Messaging JMS/ActiveMQ, MQTT
Testing JUnit and BDD with Cucumber, Jest, Playwright (E2E)
Logging SLF4J / Log4j2, structured logging
Protocols WebSocket (ws / STOMP), HTTP/REST, Protocol Buffers

Industry Knowledge: Knowledge of the organization's industry group, trends, directions, major issues, regulatory considerations, and trendsetters; ability to apply industry knowledge appropriately to diverse situations.
Level Working Knowledge:
• Discusses industry-specific flagship products and services.
• Demonstrates current knowledge of the regulatory environment for industry segment.
• Describes the contribution of own function as it relates to the industry segment.
• Participates in major industry professional associations; subscribes to industry-specific publications.
• Currently works with a major industry segment and associated functions and features.

Problem Solving: Knowledge of approaches, tools, techniques for recognizing, anticipating, and resolving organizational, operational or process problems; ability to apply knowledge of problem solving appropriately to diverse situations.
Level Working Knowledge:
• Identifies and documents specific problems and resolution alternatives.
• Examines a specific problem and understands the perspective of each involved stakeholder.
• Develops alternative techniques for assessing accuracy and relevance of information.
• Helps to analyze risks and benefits of alternative approaches and obtain decision on resolution.
• Uses fact-finding techniques and diagno