MERN Stack Developer

Tech Stack

Frontend: React.js, TypeScript, Next.js, React Native, Redux, GraphQL, Tailwind CSS

Backend & Infra: Java (Spring Boot), Microservices, AWS ECS, Redis, ScyllaDB, MongoDB,

GraphQL, AWS Lambda, MySQL, Aurora

Event Driven & AI: SQS, Kinesis, Claude, Cursor, LangChain

Observability: Prometheus, Grafana, CloudWatch, Sentry

Engineering Excellence: JVM tuning, GC profiling, Circuit Breakers, Async Tracing

We’re hiring an experienced Full Stack Engineer (React + Java) with 5–10 years of

experience to design, build, and scale real-time web applications for our global B2B

hotel marketplace.

You’ll work across the stack—from building intuitive, data-driven UIs to

high-performance backend services that power our distribution engine.

Responsibilities

● Build and maintain end-to-end features spanning React.js frontends and Java

(Spring Boot) microservices and database integrations .

● Develop responsive, performant, and accessible UIs integrated with REST

and GraphQL APIs.

● Design and scale low-latency, high-throughput microservices for real-time

data workflows.

● Implement event-driven systems using Kafka or SQS for asynchronous

communication.

● Collaborate closely with Product, Design, and Architecture teams to translate

business requirements into scalable technical solutions.

● Optimize application performance via caching strategies, async processing,

and database tuning.

● Implement and maintain CI/CD pipelines, test automation, and monitoring

frameworks.

● Leverage AI-assisted tools (Claude, Cursor, etc.) to boost velocity and maintain

code quality.

● Participate in code reviews, design discussions, and architecture decisions.

● Write clean, maintainable code, follow design patterns, maintain high test

coverage, and document key technical decisions.

Requirements

● 6–10 years of full stack development experience with a proven track record in

production systems.

● Strong proficiency in React.js, JavaScript/TypeScript, Redux (or similar state

management) and modern frontend frameworks.

● Solid backend experience with Java, Spring Boot, and Hibernate.

● Database experience with MySQL, MongoDB, or ScyllaDB.

● Hands-on with microservices, AWS (ECS/Lambda), SQS, and GraphQL.

● Familiarity with event-driven architectures and caching layers (Redis) and

asynchronous processing.

● Working knowledge of observability tools (Prometheus, Grafana, CloudWatch,

Sentry).

● Understanding of data structures, algorithms, and system design

fundamentals.

● Passion for clean code, testability, and engineering excellence.

● Strong analytical and communication skills with the ability to collaborate across

Product, Design, and QA teams.

● Comfortable in a remote-first, asynchronous, and ownership-driven culture.

Nice to Have

● Experience with React Native or mobile web frameworks.

● Exposure to Kafka, Kinesis, or other event-streaming platforms.

● Familiarity with CI/CD (GitHub Actions, Docker) and container orchestration

(ECS).

● Experience with AI-assisted development, LLMs, or LangChain pipelines.

● Domain exposure to B2B platforms, travel-tech, or high-scale marketplaces.

● Background in Test-Driven Development (TDD) or Agile methodologies.

Why Join Us?

● Work on mission-critical, high-scale systems used by global hotel brands.

● Build real-time, low-latency products impacting millions of hotel transactions

daily.

● Be part of a remote-first, AI-accelerated engineering culture that values

autonomy and quality.

● Collaborate with senior engineers and architects solving complex distributed

system challenges.

● Competitive compensation with equity participation and career growth

opportunities.

● Learn and work with cutting-edge AI tools—from code generation to

observability automation.

We are building an advanced, AI-driven multi-agent software system designed to revolutionize task automation and code generation. This is a futuristic AI platform capable of:

✅ Real-time self-coding based on tasks  

✅ Autonomous multi-agent collaboration  

✅ AI-powered decision-making  

✅ Cross-platform compatibility (Desktop, Web, Mobile)  

We are hiring a highly skilled **AI Engineer & Full-Stack Developer** based in India, with a strong background in AI/ML, multi-agent architecture, and scalable, production-grade software development.

### Responsibilities:

- Build and maintain a multi-agent AI system (AutoGPT, BabyAGI, MetaGPT concepts)  

- Integrate large language models (GPT-4o, Claude, open-source LLMs)  

- Develop full-stack components (Backend: Python, FastAPI/Flask, Frontend: React/Next.js)  

- Work on real-time task execution pipelines  

- Build cross-platform apps using Electron or Flutter  

- Implement Redis, Vector databases, scalable APIs  

- Guide the architecture of autonomous, self-coding AI systems  

### Must-Have Skills:

- Python (advanced, AI applications)  

- AI/ML experience, including multi-agent orchestration  

- LLM integration knowledge  

- Full-stack development: React or Next.js  

- Redis, Vector Databases (e.g., Pinecone, FAISS)  

- Real-time applications (websockets, event-driven)  

- Cloud deployment (AWS, GCP)  

### Good to Have:

- Experience with code-generation AI models (Codex, GPT-4o coding abilities)  

- Microservices and secure system design  

- Knowledge of AI for workflow automation and productivity tools  

Join us to work on cutting-edge AI technology that builds the future of autonomous software.

Role Overview

We are looking for a highly skilled Full Stack Software Developer with expertise in Node.js, TypeScript, React, and JavaScript. The ideal candidate will have strong experience in Object-Oriented Programming (OOP), software engineering methodologies, and Agile practices. You should be comfortable working in a fast-paced, continuous deployment environment and have a passion for building scalable, high-performance applications.

Key Responsibilities

• Test-Driven Development (TDD): Write tests before implementation to ensure code quality.
• Clean & Maintainable Code: Develop self-explanatory, efficient, and well-structured code.
• Frequent Releases: Deploy small, incremental updates frequently.
• Pair Programming: Work collaboratively in pairs to improve efficiency and code quality.
• Peer Reviews: Conduct and participate in code reviews for continuous improvement.
• Full-Stack Development: Handle both frontend and backend, including infrastructure and DevOps pipelines.
• Product Development: Collaborate closely with the product team to roll out new features and fixes.
• Continuous Learning: Stay updated with the latest technologies and best practices.

Required Skills & Experience

• Strong proficiency in:
• Node.js, TypeScript, React, and JavaScript
• Object-Oriented Programming in JavaScript
• Data structures, algorithms, and software engineering methodologies
• Experience in Agile & Extreme Programming (XP)

• Familiarity with:
• Web server ecosystems
• Relational DBMS
• CI/CD tools such as Jenkins, Hudson, and Bamboo
• Web frameworks and frontend technologies
• Complexity analysis and performance optimization
• Server configuration and deployment infrastructure

• Experience using:
• Source control and bug tracking systems
• Writing user stories and technical documentation
• Bonus: Experience with Swift or iOS development is a plus.

Are you a champion in your domain, driven by a passion for development, eager to kickstart your career in Full Stack Engineer, and hungry for a new and exciting challenge? Look no further! At Argon-Quber, we are on a mission to revolutionize the tech industry, and we are seeking exceptional Full Stack Engineer Inters like you to join our elite team.

We pride ourselves on being a hub of innovation, where cutting-edge technologies and groundbreaking ideas converge. As a Full Stack Engineer Intern, you will be at the forefront of this revolution, pushing the boundaries of what is possible and shaping the future of software development.

Job Description:

We are seeking a highly skilled and motivated Full Stack Engineer Intern with 0-1 years of experience to join our dynamic team. As a Full Stack Engineer Intern, you will be responsible for learning, developing and maintaining both front-end and back-end applications. You will collaborate with cross-functional teams to design, develop, and implement cutting-edge solutions.

What You Will Do:

• Collaborate with stakeholders and end-users to gather feedback and iterate on product features to ensure an exceptional user experience.
• Design, develop, and deploy scalable and secure full stack applications.
• Collaborate with UI/UX designers and product managers to translate wireframes and prototypes into functional web applications.
• Develop and maintain server-side logic using modern programming languages and frameworks.
• Build efficient and reusable front-end components and libraries.
• Implement responsive and mobile-friendly user interfaces.
• Integrate third-party APIs and services to enhance application functionality.
• Ensure high-performance and availability of applications through code optimization and thorough testing.
• Debug and resolve technical issues reported by clients or stakeholders.
• Stay up-to-date with emerging technologies, industry trends, and best practices in web development.
• Participate in code reviews and provide constructive feedback to peers.
• Collaborate with a diverse team of developers, designers, and product managers to create innovative and user-friendly web applications.
• Participate in the entire software development lifecycle, from requirements gathering and design to development, testing, and deployment.
• Contribute to the architecture and technical decisions of our projects, leveraging your expertise to drive technical excellence.
• Continuously improve your skills and stay updated on the latest technologies, frameworks, and best practices in full stack development.
• Embrace agile methodologies and actively participate in sprint planning, stand-ups, and retrospectives to ensure successful project delivery.
• Take ownership of your work and deliver high-quality code that is scalable, efficient, and maintainable.
• Be a problem solver and find creative solutions to overcome challenges encountered during the development process.

What we're looking for:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 0-1 years of professional experience as a Full Stack Developer.
• Proficiency in front-end development technologies such as HTML, CSS, JavaScript (ES6+), and modern front-end frameworks like React, Angular, or Vue.js.
• Strong understanding of server-side languages like Node.js, Python, or Ruby, and related frameworks such as Express, Django, or Ruby on Rails.
• Experience with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Redis).
• Familiarity with version control systems (e.g., Git) and Agile development methodologies.
• Knowledge of cloud platforms such as AWS, Azure, or Google Cloud.
• Solid understanding of RESTful APIs and the ability to integrate them into applications.
• Experience with testing frameworks (e.g., Jest, Jasmine, PyTest) and writing unit tests.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration skills to work effectively in a team environment.
• Ability to handle multiple projects and prioritize tasks effectively.
• Preferred candidate is to be in Bangalore location.
• Experience with containerization technologies (e.g., Docker, Kubernetes).
• Knowledge of serverless architecture and deployment (e.g., AWS Lambda, Azure Functions).
• Familiarity with DevOps practices and CI/CD pipelines.
• Understanding of GraphQL and related frameworks (e.g., Apollo).
• Knowledge of TypeScript for both front-end and back-end development.

Duration:

This is a paid internship position for a duration of 6 months. The starting date will be determined based on the availability of the selected candidate.

Here's why Argon-Quber is the ultimate destination for top-tier Engineers:

• Innovation is Our DNA: At Argon-Quber, we thrive on innovation and embrace disruptive technologies. Join our team and be a part of our relentless pursuit of groundbreaking solutions that redefine industry standards.
• Empowerment and Autonomy: We believe in empowering our developers to take ownership of their work. At Argon-Quber, you will have the autonomy to make strategic decisions, influence the architectural direction, and unleash your full potential.
• World-Class Team: Join forces with a team of brilliant minds, industry experts, and thought leaders who share a common goal: to create exceptional software solutions. Collaborate, learn from each other, and be inspired by the collective brilliance that surrounds you.
• Unparalleled Growth Opportunities: We are committed to your professional growth. Whether you aspire to become a technical guru, a team lead, or even venture into management, Argon-Quber provides you with the resources, mentorship, and support needed to climb the career ladder.
• Impact at Scale: Your work at Argon-Quber will reach millions of users, transforming industries and improving lives. You will have the opportunity to create solutions that leave a lasting impact, disrupt markets, and shape the digital landscape.
• Culture of Excellence: At Argon-Quber, we foster a culture of excellence where only the best is accepted. We celebrate achievements, recognize exceptional talent, and create an environment where your brilliance is acknowledged and rewarded.
• Work Hard, Party Harder: We believe that a healthy work-life balance leads to increased creativity and productivity. Enjoy a flexible work environment, social events, team outings, and a supportive atmosphere that values your well-being.

Location:

This position is based in Bangalore, India. Please only apply if you are currently residing in or willing to relocate to Bangalore.

If you are ready to unleash your true potential, work on game-changing projects, and be a part of Argon-Quber, an organization that will empower you to achieve greatness, then look no further.

• Join us in shaping the future of technology and revolutionizing the way the world experiences software. Apply now and embark on an extraordinary journey at Argon-Quber where your skills will be honed, your creativity will thrive, and your impact will be unmatched. Let's build the future together!

JOB DESCRIPTION

Overview - We always put our users first. We start by looking at things from the user’s perspective and end by evaluating how the solution has impacted the user.  We are looking for People who are continuously adapting to new technologies and excited to work on products that influence millions of people every day. The Android and iOS mobile applications are used by millions of people around the world and are some of India’s best known and most loved applications and we’re looking for someone to lead the engineering teams that build these apps.

Role - We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail. You will strike a balance between the consumers’ intent and the business’s needs.

What you will do in this role

• Developing front end website architecture.
• Translate requirements and mock-ups into fully functional features by working closely with business and product owners, creative designers and back-end developers.
• Creating servers and databases for functionality.
• Review requirements, design specifications, propose solutions and implementation.
• Work with team leads on the requirements and create estimates against those requirements.
• Deliver projects on time in an agile and continuous development environment.
• Writing tests in a client-side test framework such as Jest, Jasmine, etc.
• Designing and developing APIs.
• Monitor systems to ensure they meet both user needs and business goal.

What you should have

• 2-5 years of hands-on experience in software development and system administration.
•  Experience in Micro services, Serverless applications, Container-based applications.
•  Strong Experience on AWS cloud (Lambda, S3, Kinesis, SQS, SNS, ECS, Dynamo DB).
•  Good understanding of Devops, Apache Kafka.
•  Familiarity with JavaScript frameworks such as ReactJS.
•  Proficiency with server side languages such as NodeJS, Python and PHP.
•  Familiarity with database technology such as MySQL, Mongo DB and Dynamo DB.
•  Familiarity with Logging & Monitoring tools like Kibana, NewRelic, DataDog
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Experience with unit testing & Test Driven Development (TDD) and CI/CD.

• BE (Comp/IT), ME (Comp/IT), MCA, M.Tech, B.Tech.

About:

• AppTile is building the future of how merchants, creators or service entrepreneurs create mobile apps.
• We help creators and micro-entrepreneurs to build mobile applications for their businesses. 
• In 2022, it is still very hard. We are building the next-generation no-code platform for mobile internet.

Responsibilities:

• Drive design and architecture around key systems that are part of the product. Setup design philosophies and implement them in a way that ensures they are easily followed.
• Setup toolchains and technical stacks that are intuitive. Implement these toolchains in a way that is unobtrusive for other developers and ensure it stays that way.
• Drive good development practices and philosophies that ensure good stable code over several cycles of development. Keeping them as simple and un-intrusive as possible.
• Report directly to our head of technology.
• Balance speed and quality, with a focus on tangible results.

• Tier 1 / Tier 2 Colleges  with decent academic backgrounds
• Experience in Product Companies and typically more than 2 years
• Should have worked in previous companies for a larger duration
• Full Stack Developers with experience in Typescript or Nodejs, React or React Native, Rest APIs
• 3-8 years of product development experience. Preferably in a product development environment.
• Experience with working with Web Development Stacks (HTML, Javascript, CSS, etc)
• Experience with working with Backend Server stacks (SQL databases, Web Servers, API Endpoints etc)

• Bachelors/Masters degree in Engineering or equivalent.
• You have a strong passion for building things from the ground up with all the challenges and unknowns, and enjoy the process of solving problems that are new and unique.
• Experience with React, React-native, Typescript and similar Frontend Technologies.
• Experience with PostGres, MySQL and similar DB Technologies.
• Experience with REST, GraphQL and similar API technologies.
• Experience working with cloud computing platforms like AWS, GCP, Azure.
• Experience with open source languages such as, Java, Objective-C/C++, Swift, Java, PHP, Python etc.
• Experience communicating technical concepts to non-technical audiences.
• Docker and Kubernetes