Fullstack Engineer

We are building an AI-powered chatbot platform and looking for an AI/ML Engineer with strong backend skills as our first technical hire. You will be responsible for developing the core chatbot engine using LLMs, creating backend APIs, and building scalable RAG pipelines.

You should be comfortable working independently, shipping fast, and turning ideas into real product features. This role is ideal for someone who loves building with modern AI tools and wants to be part of a fast-growing product from day one.

Responsibilities

• Build the core AI chatbot engine using LLMs (OpenAI, Claude, Gemini, Llama etc.)

• Develop backend services and APIs using Python (FastAPI/Flask)

• Create RAG pipelines using vector databases (Pinecone, FAISS, Chroma)

• Implement embeddings, prompt flows, and conversation logic

• Integrate chatbot with web apps, WhatsApp, CRMs and 3rd-party APIs

• Ensure system reliability, performance, and scalability

• Work directly with the founder in shaping the product and roadmap

Requirements

• Strong experience with LLMs & Generative AI

• Excellent Python skills with FastAPI/Flask

• Hands-on experience with LangChain or RAG architectures

• Vector database experience (Pinecone/FAISS/Chroma)

• Strong understanding of REST APIs and backend development

• Ability to work independently, experiment fast, and deliver clean code

Nice to Have

• Experience with cloud (AWS/GCP)

• Node.js knowledge

• LangGraph, LlamaIndex

• MLOps or deployment experience

Delivery Solutions is a Retail eCommerce OXM Platform that provides retailers with out-of-the-box solutions to power Same-Day Delivery, Curbside, In-Store Pickup, Shipping, and Post Purchase experiences. We are trusted with some of the biggest names in multiple verticals of retail like Sephora, AT&T, Footlocker, Michael's, Office Depot, GameStop, Total Wine, Sally Beauty, Abercrombie & Fitch Co. Belk, Loblaw, Vineyard Vines etc.

Our SAAS-based solution is highly flexible and interacts seamlessly with E-commerce properties, OMS, WMS, and POS systems for a highly scalable experience and a delighted customer base.

Delivery Solutions is a wholly-owned subsidiary of UPS | We are a certified Great Places To Work Company

Role: Senior Software Engineer - MEAN Stack

Reports to: Team Lead

Division/Department: Product

Work Location: India - Remote / Pune

We are seeking highly skilled and experienced Senior Software Engineers to join our SaaS company. As a Senior Software Engineer, you will play a pivotal role in the development and enhancement of our cutting-edge software products. You will work closely with cross-functional teams to design, develop, and deploy scalable software solutions using the MEAN stack (MongoDB, Express.js, Angular, Node.js) and related technologies.

Responsibilities:

• Collaborate with product managers, designers, and other stakeholders to define software requirements and translate them into technical specifications.
• Design and develop robust and scalable software solutions using the MEAN stack and other relevant technologies.
• Take ownership of feature development and deliver high-quality code on time.
• Participate in code reviews to ensure code quality and adherence to coding standards.
• Troubleshoot and debug software issues, and identify and implement effective solutions.
• Collaborate with DevOps teams to ensure smooth deployment and operation of software applications.
• Stay up-to-date with the latest industry trends, tools, and technologies and make recommendations for process improvements.

Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or a related field. (Master's degree preferred)
• 4+ years of hands-on experience in MEAN stack development, including MongoDB, Express.js, Angular (version 2 or higher), and Node.js.
• Proven experience working in a product-based company, delivering software solutions to customers.
• Strong understanding of Agile methodologies and Agile development practices.
• Proficient in front-end technologies such as Angular, HTML, CSS, and responsive design principles.
• Solid understanding of back-end technologies including Node.js, RESTful APIs, and server-side frameworks.
• Experience with cloud platforms, specifically AWS, and familiarity with related services.
• Knowledge of JSON, Kibana, JIRA, and Jenkins is a plus.
• Strong problem-solving skills and the ability to work independently as well as in a team.
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.

If you are a self-motivated individual with a passion for delivering high-quality software and want to work with a team that values creativity and innovation, then we encourage you to apply for this exciting opportunity. Join our team and be part of a dynamic environment where your expertise will make a significant impact on our software products. 

• Please submit your resume along with any relevant project portfolios or GitHub repositories, for consideration.

• Experience in .Net Core, MVC framework, WebAPI
• Deep understanding of programming principles and OOPS concepts.
• Strong Coding Discipline
• Comprehensive knowledge on Good Practices, Coding guidelines, General Programming Paradigms
• Excellent verbal communication skills and good interpersonal skills.
• Good experience in Error handling & debugging techniques
• Strong Logical, analytical & problem solving skills
• Ability to build well maintained libraries & tools based on the business needs
• Experience in mentoring the teams and helping them
• Azure / AWS DevOps knowledge is desirable but not a must.

Job Description – Lead Full Stack (Javascript) Engineer 

 About Freespace* (a.k.a. Workplace Fabric)  

Workplace Fabric develops solutions that makes workplaces intelligent. Our solutions help increase productivity of office workers while helping to lower the cost of real estate. Our Flagship 

product Freespace is installed in over 40 cities around the world and serves over 30,000 people every day. Starting with the first deployment in March 2016 we have rapidly grown with our solution being rolled out globally while continuing to stay cash positive. With successes at several blue-chip clients Workplace Fabric has carved a unique leadership position in workplace management and employee engagement SaaS solutions. 

*To find out more, follow us on social media – LinkedIn & Facebook @ workplace-fabric 

What is on our offer?  

• An absolutely action packed, fun, and demanding workplace lets our employees to thrive in a team-based environment with passion, fun, pride and teamwork as our core values. 
• We can offer you career opportunities to challenge, develop and exceed your aspirations with training and development throughout your career. 
• Life is never dull at Freespace as there is always something to learn, constantly pushing you to develop your skills and take on the next exciting challenge. 

 Profile Brief:  

You will be an experienced Full Stack Javascript Engineer with an interest in data and analytics, developing our fast growing Analytics Team. Working closely as an active team member, having ownership & accountability to develop analytics stories, in delivering timely projects through Scrum. Working with product owners and team leads to clarifying requirements, challenge assumptions in order to ensure successful executions and push the client analytics to its best.  

Key Skills and Experience  

Required Skills: JavaScript (ES6+), SQL, Nodejs, React 

Good to have: AWS (Lambda, Athena, S3) & AWS Certification, TypeScript, IoT, amCharts, D3.js (or industry equivalent) 

Experience: 6-10 years  

• Data processing and manipulation expert 
• Able to easily comprehend and write complex & efficient SQL queries  

• Ability to understand, design and fully document end-to-end scalable IoT systems 
• Expert in in building Well-Architected solutions using AWS Services (eg Lambda, Athena, S3 etc) 
• Experience in developing frontend analytics dashboards using .js charts 
• Hands-on and well-versed with at least one of React (preferred), Angular or Vue  
• Master in JavaScript with excellent understanding of asynchronous patterns  

• Comfortable with of ES6+, TypeScript & emerging web technologies  
• Experience of building REST APIs with Spring Boot & Express  
• Hands-on programmer 

Page Break 

Key Behaviours  

• Be passionate about understanding the business problem and using data to tell the stories in delivering solutions which drive client decisions. 
• Lead by example by demonstrating best practice and mentoring of team members 
• Clear thinker with a systematic problem-solving approach, breaking the problem down into simple achievable and realistically estimated steps 
• Seeing a project through from conception into production and support ensuring quality throughout. 

• Ensure high standards by instilling  data quality checks, code reviews and documentation in work and team practices. 
• Able to challenge solutions and processes in creating the best products and environment to work. 
• Unafraid to own mistakes  
• Customer focussed 

About Personal Nutrition
We are building PersonalNutriton.com to improve the quality of life for people. We help people reach peak wellness by improving their diet and food habits. We offer a personalized diet plan for each individual based on their body and environment.

Why should you join?
Today, lifestyle diseases are the biggest health issue across the world. People want to ensure their families including the elderly, children, and themselves are in the best of health. There is very little help available to decide what foods are best for them and how to actively manage health through nutrition.

If you are passionate about helping people in their pursuit to lead a healthy lifestyle. This is the place for you. A place where we are figuring out how nutrition helps people improve their health. We want to build the best nutrition guide and make a difference in making the world a healthy place.

Skills required
- 1 - 3 years of relevant experience in Backend Engineering/Frontend Engineering
- You are an expert in Python, angularJS/reactJS
- Have a strong technical aptitude
- Working knowledge of the general technology landscape, architectures, trends, and emerging technologies
- Passion for engineering and building great products
- Great team player who builds trust within the team and never says no to having fun

Responsibilities
- Work with development teams and product managers to ideate software solutions
- Design client-side and server-side architecture
- Build the front-end of applications through appealing visual design
- Develop and manage well-functioning databases and applications
- Write effective APIs
- Test software to ensure responsiveness and efficiency
- Troubleshoot, debug and upgrade software
- Create security and data protection settings
- Build features and applications with a mobile responsive design
- Write technical documentation
- Work with data scientists and analysts to improve software

Job responsibility:

• Hire and mentor a team of high-calibre front-end and Backend engineers
• Design and develop new user-facing full-stack applications.
• Building reusable components and front-end, backend libraries for future use
• Optimizing pages for maximum performance across a vast array of web-capable devices and browsers
• Optimize Backend to high scale.

Skills and Experiences:

• 6+ years of experience in software development with minimum 1 year as a tech lead.
• Experience in NodeJS, ReactJS, PostgreSQL, Redis, AWS.
• Deep understanding of at least one of React JS / Vue JS and its core principles
• Deep understanding of NodeJS.
• Experience with common front-end development tools such as babel, webpack, npm
• Familiarity with at least one code versioning tools such as Git, SVN etc.
• Good understanding of quality JavaScript code (Object oriented and commonly used design patterns)
• Capable of debugging complex issues in JavaScript
• Experience in building complex single page applications with front end and backend.
• Experience with production full stack environment debugging and DevOps experience.
• Familiarity with RESTful APIs
• Hands on coding experience.

Good to have:

• Advanced knowledge of HTML5, CSS3 and responsive web development.
• Experience with writing unit test cases with JS frameworks.
• Experience with high scalable applications.