software developer

About the Role

We are looking for a talented LLM & Backend Engineer to join our AI innovation team at EaseMyTrip.com and help power the next generation of intelligent travel experiences. In this role, you will lead the integration and optimization of Large Language Models (LLMs) to create conversational travel agents that can understand, recommend, and assist travelers across platforms. You will work at the intersection of backend systems, AI models, and natural language understanding, bringing smart automation to every travel interaction.

Key Responsibilities:

• LLM Integration: Deploy and integrate LLMs (e.g., GPT-4, Claude, Mistral) to process natural language queries and deliver personalized travel recommendations.
• Prompt Engineering & RAG: Design optimized prompts and implement Retrieval-Augmented Generation (RAG) workflows to enhance contextual relevance in multi-turn conversations.
• Conversational Flow Design: Build and manage robust conversational workflows capable of handling complex travel scenarios such as booking modifications and cancellations.
• LLM Performance Optimization: Tune models and workflows to balance performance, scalability, latency, and cost across diverse environments.
• Backend Development: Develop scalable, asynchronous backend services using FastAPI or Django, with a focus on secure and efficient API architectures.
• Database & ORM Design: Design and manage data using PostgreSQL or MongoDB, and implement ORM solutions like SQLAlchemy for seamless data interaction.
• Cloud & Serverless Infrastructure: Deploy solutions on AWS, GCP, or Azure using containerized and serverless tools such as Lambda and Cloud Functions.
• Model Fine-Tuning & Evaluation: Fine-tune open-source and proprietary LLMs using techniques like LoRA and PEFT, and evaluate outputs using BLEU, ROUGE, or similar metrics.
• NLP Pipeline Implementation: Develop NLP functionalities including named entity recognition, sentiment analysis, and dialogue state tracking.
• Cross-Functional Collaboration: Work closely with AI researchers, frontend developers, and product teams to ship impactful features rapidly and iteratively.

Preferred Candidate Profile:

• Experience: Minimum 2 years in backend development with at least 1 year of hands-on experience working with LLMs or NLP systems.
• Programming Skills: Proficient in Python with practical exposure to asynchronous programming and frameworks like FastAPI or Django.
• LLM Ecosystem Expertise: Experience with tools and libraries such as LangChain, LlamaIndex, Hugging Face Transformers, and OpenAI/Anthropic APIs.
• Database Knowledge: Strong understanding of relational and NoSQL databases, including schema design and performance optimization.
• Model Engineering: Familiarity with prompt design, LLM fine-tuning (LoRA, PEFT), and evaluation metrics for language models.
• Cloud Deployment: Comfortable working with cloud platforms (AWS/GCP/Azure) and building serverless or containerized deployments.
• NLP Understanding: Solid grasp of NLP concepts including intent detection, dialogue management, and text classification.
• Problem-Solving Mindset: Ability to translate business problems into AI-first solutions with a user-centric approach.
• Team Collaboration: Strong communication skills and a collaborative spirit to work effectively with multidisciplinary teams.
• Curiosity and Drive: Passionate about staying at the forefront of AI and using emerging technologies to build innovative travel experiences.

Your primary role will be the implementation of the application for either desktop or mobile devices with a focus on performance. With your understanding of AngularJS  / React JS best practices you will create modules and components with which you architect the application. You will take existing design and front-end templates and enhance them with CSS animations and implement idiomatic markup. You will team up with the back-end developers to connect to.

Responsibilities

• Building, optimising and maintaining front-end web apps
• Maintaining high performance and compatibility across platforms and devices
• Writing tested, idiomatic, and documented JavaScript, HTML and CSS
• Understanding what is needed for a smooth workflow between yourself, the front-end developers and designers
• Communicate thoroughly with the back-end department to help build a best-practice RESTful API
• Integrate external web services
• APIs using standard methods. A thorough understanding of the components of the platform is essential.   

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Systems, Engineering or equivalent
• 1-3 years of experience in JS based development

Skills

• Programming Expertise In JavaScript/HTML5 / Angular JS v7+ / React JS v16, Express JS, Bootstrap.
• Hands-on Working Experience Of MVC Frameworks Like Angular.js & React.js.
• Excellent Communication Skills.
• Exposure To Sass, Grunt, Node Js.

COMPANY INTRODUCTION

NEST® [NESTECH]

NEST® works with a range of international clientele in the development of bespoke software solutions. NEST® specialises in data and direct engagement structures, digital marketing, data with blockchain security and much more.

NEST® founders have had decades in the visual arts, architecture, sculpture as well as inking the human canvas. More mundanely, from fifteen countries our formal training is in law, philosophy, international logistics and technology. There are currently NEST® branch offices in England, Singapore, USA and India. What happened yesterday isn’t important. We believe what you privately achieve tomorrow is.

JOB DESCRIPTION:

Job Title: Front End Developer

Location: Pune

You should be able to quickly understand and support initiatives that will contribute to the goals and success of operations. You would also be working with various departments to coordinate and develop digital CRM solutions including bespoke in-house software.

EXPERIENCE

-3+ years of experience in Web Development.

-2+ relevant experience in the development of Angular Enterprise Applications. -Hands-on experience of using Angular Material:

in consuming complex nested API.

on Angular 7/8/9/10/11/12.

of using CSS frameworks like SCSS.

in using state management (e.g. NGRX, RXJS).

in using caching of using component library framework integration (e.g. Angular Material ). in integrating with REST web services from the application. Knowing JSON is a must.

NEST® OFFERS

● Competitive Salary

● Flexible Hours

● Paid Vacations

● Fun & Creative Environment / Projects

● Quarterly Performance Reviews

● Generous Bonus Schemes

● Oversea Working Placements

● Dynamic International Clientele

● Multiple Learning Opportunities

● Control And Work On Full Product Life-Cycle

● Research and Implement Multiple New Technologies

• Good understanding of UI, cross-browser compatibility, general web functions, and standards.
• Ensuring the technical feasibility by communicating and co-ordinating with the UI/UX teams.
• Optimizing applications for maximum speed and scalability.
• Working closely with graphic designers and converting designs to visual elements.
•   Expertise and hands-on experience with Web Applications and programming languages such as HTML, CSS, JavaScript, jQuery, Bootstrap.
•   Knowledge of using (Ex: advanced JavaScript libraries and frameworks such as Angular, NodeJS, ReactJS, VueJS, etc.).
•   Developing mobile and desktop responsive web applications.
•   Maintaining code integrity and organization.
•   Assisting in updating the application development policies to ensure that all future applications meet the latest technical requirements.
•   Collaborating with other team members and stakeholders for requirements.

Exp: 3 - 6yrs
Notice period : Immediate - Max 60 days
Job Location : Gurgaon

Experience with client side Web technologies/frameworks such as Angular.js 1.x, React.js, Backbone, KnockoutJS, Bootstrap Experience with AngularJS 2+ is a strong plus.

Strong understanding of Web markup with HTML(5) and CSS(3) is a strong plus.

Ability to write high-performance, reusable code for UI components Build and support scalable, re-usable software Ability to work independently and within a team environment

Good written and verbal communication skills Solid understanding of cross-browser/platform consistency and compatibility Experience with frameworks such as jQuery Mobile, ReactNative, Appcelerator, Mootools, Kendo UI, Sencha Touch and ActionScript is a plus

Experience with Node.js, Bower, Yeoman, Gulp etc. is a plus Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS is a plus Proficient understanding of code versioning tools, such as SVN and Git is mandatory.

Collaborate with product owner to define and implement innovative solutions for the product direction, visuals and experience.

Select the right controls and UI patterns to improve usability.