Principal Engineer - Full Stack

Job Title: Senior Full-Stack Developer (Tech Lead)

Experience: 5–8 Years

Location: Ahmedabad (Hybrid / On-site preferred)

Salary: Flexible for the right candidate

Note: This role is strictly for Ahmedabad-based (local) candidates. On-site presence is mandatory.

Role Overview

We are seeking a highly skilled Senior Full-Stack Developer (Tech Lead) to lead technical delivery and oversee end-to-end system execution. The ideal candidate will take ownership of architecture, ensure high-quality engineering standards, mentor junior team members, and effectively communicate with clients and stakeholders.

This role is best suited for a hands-on professional who enjoys solving complex problems, building scalable systems, and taking full responsibility for technical outcomes.

Key Responsibilities

• Design, develop, and maintain scalable backend and frontend systems
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• Own system architecture and technical decision-making
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• Lead code reviews and enforce clean, modular, and maintainable code practices
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• Collaborate with clients to understand requirements and provide technical solutions
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• Mentor and guide junior developers to improve overall team performance
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• Ensure reliability, performance, and security of applications
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• Drive best practices across development, deployment, and CI/CD workflows
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• Design and integrate Generative AI–powered features where applicable (e.g., chatbots, content generation, automation tools)

Required Technical Skills

Backend (Must-Have)

• Strong experience with Node.js (Express.js / NestJS)
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• RESTful API design and implementation
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• Database design, optimization, and performance tuning
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• Experience with PostgreSQL / MySQL
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• Hands-on experience with MongoDB or other NoSQL databases
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• Authentication and authorization mechanisms (JWT, OAuth2, RBAC)
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• Willingness to learn Python and its frameworks (Django / FastAPI)
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• Basic Python knowledge is an added advantage
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• Experience with React.js or Next.js
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• Strong knowledge of JavaScript / TypeScript
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• Component-driven architecture and reusable UI patterns
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• State management using Redux / Zustand / Context API
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• Responsive UI development using MUI, Ant Design, or Tailwind CSS
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Engineering Practices

• Proficient with Git, GitHub/GitLab
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• Understanding of CI/CD pipelines
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• Experience with Docker and containerization
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• Familiarity with clean architecture and modular design patterns
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Bonus Skills (Nice to Have)

• Microservices architecture
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• Experience with Prisma ORM
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• DevOps exposure (AWS, EC2, Vercel, Docker, Nginx)
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• Caching solutions such as Redis
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• Queue systems (Celery, Kafka, RabbitMQ)
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• Exposure to AI / LLM integrations
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Soft Skills

• Strong sense of ownership and accountability
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• Excellent English communication skills (verbal and written)
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• Proven ability to mentor and lead junior developers
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• Strong analytical and problem-solving mindset
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• Reliable, consistent, and delivery-focused
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• Leadership maturity and professionalism
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We are seeking a Senior Laravel Developer with deep expertise in PHP and Laravel to design, develop, and maintain scalable and high-performance backend systems. The ideal candidate will have experience working with cloud infrastructure, payment integrations, and backend technologies.

Responsibilities

• Design, develop, and maintain scalable and high-performance backend systems using Laravel and PHP.
• Integrate third-party APIs, particularly Stripe, for payment processing.
• Work with cloud infrastructure (AWS, DigitalOcean) to deploy and manage applications.
• Implement, maintain, and optimize CI/CD pipelines using Github or Bitbucket.
• Develop and maintain webhooks for seamless communication between systems.
• Use RabbitMQ or other messaging queues for asynchronous tasks and communication.
• Ensure the application is secure, scalable, and optimized for performance.
• Collaborate with cross-functional teams to define and achieve project goals.

Requirements

• Proven experience as a Senior Laravel Developer or similar role.
• Strong proficiency in PHP and Laravel.
• Experience with cloud platforms like AWS and DigitalOcean.
• Familiarity with CI/CD pipelines and version control systems (Github/Bitbucket).
• Experience with message queues like RabbitMQ.
• Strong understanding of webhooks and API integrations.
• Excellent problem-solving skills and attention to detail.
• Ability to work independently and as part of a team.

Unstop (Formerly Dare2Compete) is looking for Frontend and Full Stack Developers. Developer responsibilities include building our application from concept to completion from the bottom up, fashioning everything from the home page to site layout and function.

Requirements:-

• Write well-designed, testable, efficient code by using the best software development practices
• Integrate data from various back-end services and databases 
• Gather and refine specifications and requirements based on technical needs
• Be responsible for maintaining, expanding, and scaling our products
• Stay plugged into emerging technologies/industry trends and apply them into operations and activities
• End-to-end management and coding of all our products and services
• To make products modular, flexible, scalable and robust

Tech Skill:-

• Angular 10 or later
• PHP Laravel
• NodeJS
• MYSQL 8
• NoSQL DB
• Amazon AWS services – EC2, WAF, EBS, SNS, SES, Lambda, Fargate, etc.
• The whole ecosystem of AWS

Qualifications:-

• Freshers and Candidates with a maximum of 10 years of experience in the technologies that we work with
• Proven working experience in programming – Full Stack
• Top-notch programming and analytical skills
• Must know and have experience in AngularJS 2 onwards
• A solid understanding of how web applications work including security, session management, and best development practices
• Adequate knowledge of relational database systems, Object-Oriented Programming and web application development
• Ability to work and thrive in a fast-paced environment, learn rapidly and master diverse web technologies and techniques
• B.Tech in Computer Science or a related field or equivalent

About Thrillophilia :

At Thrillophilia, we are building multiple digital travel brands leveraging our proficiency in ecommerce, technology, distribution and marketing. We love to start from “Zeroes”. We plan, build and scale travel marvels from scratch and are absolutely obsessed about creating the best travel experiences for our customers. Our goal is to create 100+ sizable travel brands across the globe by 2027.

Thrillophilia is one of the key brands under 53 Takeoffs umbrella. Today, 100 Million+ travelers use our brands to discover and book diverse travel experiences. With multiple tourism and start-up awards as well as global recognition under our belt, we have scaled ten-fold over the past three years. You might know us from early Thrillophilia’s days. The journey of Thrillophilia is rooted in a passion for travel, technology, and people. It began back in 2011 when the global market was still too young for online travel. Ever since we have grown to become India’s largest online platform for booking affordable travel experiences across 55+ countries. Our offerings are diverse and wholesome, with 24,000+ products and services ranging from tours and activities to luxury and culture stays, powered by exclusive deals and extra effort to bring joy to all our travelers.

Awards we won at Thrillophilia -

• YourStory’s best places to work!
• ISB’s BizQuest.
• Singapore Bash’s best startup.
• London Mayor’s IE20.

About our people - Ah, let's talk a bit about the folks over at Thrillophilia, where hard work and ownership run rampant, and problem-solving is the name of the game. The team here doesn't just punch the clock and head home. They're in it to win it, do the best work of their life by taking ownership of their work and striving for excellence in everything they do.

Whether it's finding the best hidden gem in the world or developing tech solutions, there is a deep ownership and accountability and Remarkable is one word to summarize their work!

They're a fun-loving bunch, they party really hard and share a passion for travel, and they're not afraid to let loose and enjoy the journey. From backpacking through Southeast Asia to exploring the hidden corners of their own cities, these adventure seekers somehow always manage to take out time to party and travel the world.

So, if you're looking for some inspiration, just take a look at the people of Thrillophilia. They're living proof that with hard work, ownership, and a vision to solve problems at scale, anything is possible.

We are seeking a highly skilled and passionate Senior Software Developer with expertise in Ruby on Rails and React.js to join our dynamic and innovative tech team. As a Senior Software Developer, you will play a crucial role in designing, developing, and implementing high-quality software solutions that drive the success of our travel platform. You will work closely with cross-functional teams, including product development, UI/UX design, and quality assurance, to ensure seamless integration of features and deliver exceptional user experiences.

Responsibilities:

- Develop and maintain robust, scalable, and efficient web applications using Ruby on Rails and React.js.

- Collaborate with product managers, UI/UX designers, and fellow developers to understand requirements, translate them into technical solutions, and deliver high-quality software products.

- Write clean, maintainable, and well-documented code following industry best practices and coding standards.

- Conduct thorough code reviews, provide constructive feedback, and mentor junior developers to enhance team productivity and code quality.

- Optimize application performance and ensure efficient resource utilization by conducting performance testing, monitoring, and troubleshooting.

- Stay updated with the latest industry trends, tools, and technologies related to Ruby on Rails and React.js, and share knowledge with the team.

- Collaborate with the DevOps team to deploy and maintain applications in cloud-based environments.

- Contribute to the continuous improvement of development processes, tools, and methodologies.

Requirements:

- Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).

- Proven experience as a Senior Software Developer / Module Lead, preferably with a focus on Ruby on Rails and React.js. (At least 4+ years of experience)

- Strong expertise in Ruby on Rails and React.js, with a solid understanding of their core principles, frameworks, and ecosystem.

- Proficient in front-end development technologies such as HTML, CSS, and JavaScript.

- Experience with database systems, including SQL and NoSQL databases especially PostgresSQL.

- Familiarity with version control systems, such as Git.

- Ability to write efficient, maintainable, and testable code, with a strong emphasis on software quality and best practices.

- Strong problem-solving and analytical skills, with the ability to tackle complex technical challenges and provide innovative solutions.

- Excellent communication and collaboration skills, with the ability to work effectively in a team-oriented environment.

- Self-motivated and detail-oriented, with a passion for continuous learning and staying updated with emerging technologies.

If you are passionate about building revolutionary travel products, thrive in a collaborative and innovative environment, and are ready to take on exciting challenges, we would love to hear from you.

Apply now and embark on a transformative journey to redefine the future of travel!

Required Skills 

1) Good experience in React.js & Asp.net

2) Hand on Node.JS./Express JS 

3) Database : MYSQL/MongoDB 

4) Experience in Java Script, Typescript. 

5)Good experience in HTML5, CSS3, JavaScript, Jquery 

6) Experience working in an Agile environment. 

7) Good communication skills.

About Zetwerk

Zetwerk is the largest global manufacturing network for custom manufacturing that helps transform digital designs into physical manifestations.

Zetwerk offers manufacturing solutions across a diverse range of products, from simple items like steel pipes to complex products like aircraft engine components, from industrial use-cases like metal bridges, oil rigs, aircraft/auto components to consumer use-cases like apparel, home appliances, audio-visual electronics, for small businesses and Fortune 500 companies alike. Zetwerk offers customers access to a wide range of manufacturing capabilities, including metal fabrication, CNC machining, plastic injection moulding, 3D printing and aluminum die castings, across 1000s of manufacturing partners. These capabilities serve a diverse set of industries ranging from traditional ones such as Oil & Gas, Energy, Infrastructure, Aerospace, Apparel to modern ones such as Renewables, Electric Vehicles, Consumer Electronics, and Space.

For customers, Zetwerk’s global manufacturing network ensures products are manufactured faster, at competitive prices and with world-class quality. It offers quality monitoring through indigenously developed technology which provides end-to-end transparency from purchase orders to delivery, thus eliminating uncertainties around quality, visibility, reliability, and under-utilized capacities.

For manufacturing partners, the Zetwerk platform drives higher capacity utilization of manufacturing capacities and offers various portfolio services (including logistics, raw material procurement, working capital access) to drive revenue growth as well as optimize for cost of manufacturing.

Technology + Manufacturing

Over the last 3 years, Zetwerk has built a strong technology driven supply chain to deliver high quality manufacturing of various industrial and consumer products at highly competitive costs and lead times.

Zetwerk’s in-house Manufacturing Operating System software, ZISO, enables digital selection of supply, pricing recommendations, digital repository of engineering designs, real-time tracking of manufacturing across various stages, visual updates of products getting made, seamless communication across stakeholders and quality assurance of the final product getting shipped.

Our software led approach unifies various stakeholders in the manufacturing universe to collaborate to deliver the products we see around us and we love. These include product designers, manufacturing partners, logistics providers, third-party quality inspectors, financing partners, raw material suppliers and many more. Zetwerk unifies the highly fragmented manufacturing ecosystem to work as one single entity to deliver the highest quality manufacturing with the fastest possible lead times and the lowest possible costs, day in day out.

Why Zetwerk

A company that's changing the way manufacturing is done needs game changers to shape the future. At Zetwerk, our job is to help you excel in your career and make an Impact. We offer you an environment to create a unique career journey, opportunities to grow your ambition and an inclusive culture to help you thrive. We encourage innovation through collaboration and connect you to leaders who help you go beyond. We deliver the best for our people so that they can deliver the best for our customers. It's that simple. It's Zetwerk.

Responsibilities:

• Actively drive discussions to improve product across engineering teams, wherever there are inter dependencies across products
• Develop functionalities in full stack
• API Definitions and end-to-end service design and implementations
• Design applications in true service oriented architecture
• Develop object-oriented models and design data structure for new software projects taking systems aspects into account
• Participate and contribute in discussions and decisions for creating and improving architecture across applications.
• Make correct design choices in the context of problem for datastore, caching, search, scaling etc.
• Write good quality, modular, reusable, performant, well documented, unit-tested code,
• Identify the areas and approach to refactor and simplify the modules; refactor code to improve code quality and bring molecularity and simplicity.

Requirements:

• Excellent communication skills
• Min 1 year exp in NodeJS & Express
• Min 1 year exp in consuming Rest services
• Min 1 year exp in MongoDB
• Min 1 year exp. in Angular 2+ version
• Should be from top engineering college
• Should be great team player
• Knowing AWS, Micro services would be an added advantage

We are looking for a.Net developer to build software using languages and technologies of the .NET framework. You will create applications from scratch, configure existing systems and provide user support.
- We are looking for experts in multiple .Net technologies such as Angular, MVC, JQuery, JavaScript, C#, Web Services, Web API, .NET Core, HTML, CSS, Bootstrap, JSON across software engineering, security and data management.

Responsibilities and Duties
Responsibilities :
- Producing code using .NET languages (C#).
- Upgrading, configuring and debugging existing systems.
- Providing technical support for web and desktop applications.
- Ensure the best possible performance, quality and responsiveness of applications.
- Write a clean, scalable code using .NET programming languages.
- Test and deploy applications and systems.
Key Skills
Required Experience, Skills and Qualifications : - Proven experience as a .NET Developer or Application Developer - Familiarity with the ASP.NET framework SQL/MySQL Server and design/architectural patterns (MVC preferred) - Experience creating database schemas that represent and support the business processes. - Familiarity with architecture APIs (REST) - Excellent troubleshooting skills
Required Experience and Qualifications
Graduation is Must

• Bachelor’s degree in Computer Science, Information Technology, or a similar field.
• Previous experience working as a React.js Developer.(2-8 years)
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• should have hands-on experience in backend software development using Java.
• should have proven expertise in Spring Boot REST/Microservices.
• should have working experience with relational and NoSQL databases.

We are looking for seasoned technical leaders from .NET background with experience in building cloud-based web applications and products. The role involves understanding business requirements, customer problems, architecting the appropriate solutions that are secure, scalable, high performing and testable.

Requirements: 

• Passion for building and delivering great software with a strong sense of ownership, while working closely with juniorteam members.
• 6+ years of experience in building web applications using ASP.NET MVC and .NET platform in general.
• Experience of architecting and designing web applications and services
• Experience in building applications on .NET Core, is a great plus
• Should have strong UI development skills using HTML, CSS/JavaScript frameworks.
• Strong experience with Build and Release, Agile processes and Estimation/Planning
• Exposure to New Relic or similar tools to optimize web application performance
• Strong expertise in SQL programming, with experience of writing & optimizing queries that access/process millions of records
• Understanding and experience of working with Product Management, Design and DevOps teams.