We are looking for a highly skilled Senior Software Engineer with strong expertise in Node.js, JavaScript, TypeScript, RESTful APIs, and GenAI/LLM integrations to work on enterprise-scale Technology Platforms & Integration initiatives.

The ideal candidate should have strong hands-on experience developing scalable and highly available backend services, working with distributed systems, integrating AI capabilities through APIs/SDKs, and building secure, performant, and maintainable applications.

The role requires a strong understanding of modern JavaScript/ECMAScript, asynchronous and non-blocking programming, API architecture, cloud-native technologies, CI/CD, containerization, security, and enterprise application infrastructure.

Requirements

Key Responsibilities

- Design, develop, and maintain scalable, highly available RESTful APIs using Node.js.
- Develop robust backend services using JavaScript, TypeScript, and modern ECMAScript standards.
- Implement asynchronous and non-blocking programming patterns using Promises, async/await, and event-driven architectures.
- Design and integrate LLM/GenAI-based solutions using APIs and SDKs.
- Engineer, fine-tune, and optimize prompts for large language model (LLM) applications.
- Integrate AI capabilities into enterprise applications using appropriate APIs and SDKs.
- Work with Azure AI services, including:

- Azure Speech
- Azure Language
- Azure OpenAI
- PII Detection

Design and implement real-time communication capabilities using WebSockets.Develop and maintain database integrations using appropriate ORMs and ODMs, including technologies such as Sequelize, TypeORM, and Mongoose.Build and maintain secure APIs and services within a regulated enterprise environment.Apply API and data security best practices, including understanding of firewall and network security concepts.Develop efficient, non-blocking code and apply advanced techniques such as multi-threading where required.Troubleshoot and resolve issues across distributed services ecosystems.Participate in CI/CD implementation, deployment, troubleshooting,



and release activities.Work with Docker and Kubernetes for containerization and deployment.Understand and work across different layers of enterprise applications, including:

- Platform layer
- Database layer
- API layer
- Caching layer
- Proxy layer
- Web services

Participate in code reviews and contribute to engineering standards and best practices.Document code inline using JSDoc or other accepted documentation conventions.Develop automation test scripts where required.Collaborate with cross-functional engineering and technology teams to deliver reliable and scalable solutions.Required Technical SkillsNode.js & Backend Engineering

- Strong expertise in Node.js.
- Proven experience developing scalable and highly available RESTful APIs.
- Strong understanding of asynchronous programming.
- Hands-on experience with:

- Promises
- async/await
- Event-driven architecture
- Non-blocking programming

Understanding and practical application of advanced programming techniques, including multi-threading where required.JavaScript & TypeScript

- Strong proficiency in JavaScript.
- Strong understanding of the JavaScript object model.
- Knowledge of DOM manipulation.
- Strong understanding of the latest ECMAScript standards.
- Strong proficiency in TypeScript.
- Experience documenting code using JSDoc or equivalent conventions.

API & Integration
- Strong understanding of RESTful API design and development.
- Experience securing APIs and enterprise data.
- Experience integrating services through APIs and SDKs.
- Understanding of API architecture within distributed enterprise environments.
- Hands-on experience with WebSockets for real-time communication.

GenAI / LLM
- Practical experience with Generative AI / LLM-based solutions.
- Knowledge of designing, engineering, and fine-tuning prompts for LLM applications.




- Experience integrating LLM capabilities through APIs or SDKs.

Azure AI

Working knowledge of Azure AI services, including:

- Azure Speech
- Azure Language
- Azure OpenAI
- PII Detection

Database & Data Access
- Experience with ORMs and ODMs for database interaction.
- Familiarity with:

- Sequelize
- TypeORM
- Mongoose

DevOps & Cloud-Native Technologies
- Strong understanding of CI/CD principles.
- Experience working with CI/CD tools and remote deployment processes.
- Hands-on experience with Docker.
- Hands-on experience with Kubernetes.
- Experience troubleshooting distributed services and deployment environments.

Security & Enterprise Architecture
- Familiarity with firewall and network security concepts.
- Understanding of best practices for securing APIs and data in regulated environments.
- Strong understanding of the responsibilities and interactions between:

- Platforms
- Databases
- APIs
- Caching layers
- Proxies
- Web services

Testing
- Ability to create automation test scripts is preferred.
- Strong understanding of software quality and engineering best practices.

Required Competencies
- Robust problem-solving and troubleshooting skills.
- Ability to work effectively with distributed and cross-functional technology teams.
- Strong understanding of scalable and highly available application architecture.
- Ability to work with complex enterprise technology environments.
- Strong ownership of technical delivery and production stability.
- Ability to understand and troubleshoot issues across multiple layers of a distributed services ecosystem.
- Strong communication and technical documentation skills.
- Ability to learn and adopt modern technologies, particularly in GenAI and cloud-native engineering.

Preferred Experience
- Experience working on enterprise-scale technology platforms and integration solutions.
- Experience in regulated or security-sensitive technology environments.
- Experience with AI/GenAI integrations within enterprise applications.
- Experience building highly available and distributed backend services.
- Exposure to automation testing and automated engineering workflows.

📌 Sr. Software Engineer - (GenAI & Node.js) (Bengaluru)
🏢 GSSTech Group
📍 Bengaluru