NodeJs Developer

Job Title: Senior Backend Developer

Location: Sector 58, Noida (On-site)

Type: Full-time | Founding Team

Experience: 4–5 Years

About the Company:

Weya AI is on a mission to revolutionize how businesses communicate with their customers. Our intelligent AI agents automate voice, Whatsapp, and email interactions- powering end-to-end support, collections, onboarding, and more for banks, NBFCs and fintechs. We're building the future of customer engagement: AI systems that talk like humans, operate at scale, and deliver 24/7 responsiveness with precision.

If you're looking to work on real-world AI problems with enterprise impact, Weya AI is one of the most mission-driven startups you can join right now.

About the Role:

As a Senior Backend Developer at Weya.ai, you’ll join our core founding tech team and take full ownership of backend systems that power our real-time AI communication stack.

This isn’t just a development job — it's a leadership opportunity to help scale a live product already in production. You'll architect, build, and optimize scalable, secure backend services while collaborating across AI, frontend, and telephony teams. Expect rapid release cycles, close collaboration with founders, and the freedom to influence architecture, tooling, and team culture.

What You'll Do?

• Architect and build scalable microservices using Node.js or Go
• Design clean, secure APIs and data pipelines for real-time voice and chat systems
• Manage cloud infrastructure on Azure or AWS (App Services, containers, databases)
• Optimize backend systems for performance, cost-efficiency, and reliability
• Collaborate with product, AI, and frontend teams to launch new features rapidly
• Own deployments, monitoring, and backend stability in a production environment
• Contribute to code reviews, system design decisions, and long-term architecture strategy

What We're Looking For?

• 4-5 years of backend or full-stack experience with Node.js, Go (Golang), React, PostgreSQL or MongoDB
• Strong understanding of system design, microservice architecture, and clean code practices
• Experience deploying and scaling cloud applications on Azure or AWS
• Proven track record of delivering end-to-end features in SaaS, voice tech, or AI-driven platforms
• A product-first mindset — you think about UX and business impact, not just code
• Strong communication, ownership, and cross-functional collaboration skills
• A self-starter attitude — you thrive in startup environments and ambiguity

Good-to-Have (Bonus Points)

• Exposure to Next.js, or frontend integration workflows
• Familiarity with CRM integrations, WhatsApp APIs, Twilio, or Knowlarity
• Experience in early-stage startups or mentoring junior engineers
• Passion for AI, voice interfaces, or building tools that transform CX

What You'll Get?

• High Ownership: Your code and work directly impact and helps businesses scale across India and the US
• Direct client and live Product Exposure: No red tape culture, Ideas get shipped, not stuck in slides Work
• Founding Team Vibe: Influence our tech stack, culture, and product roadmap
• Career Growth: Build, lead, and scale systems at the heart of a fast-growing AI startup

Let’s Build the Future of Conversations.

If you're excited about scaling backend systems, building impactful tech, and owning your work — apply now!

Apply now!

Radisys Corporation, a global leader in open telecom solutions, enables service providers to drive disruption with new open architecture business models. Our innovative technology solutions leverage open reference architectures and standards, combined with open software and hardware, to power business transformation for the telecom industry. Our services organization delivers systems integration expertise necessary to solve complex deployment challenges for communications and content providers.

Job Overview :

We are looking for a Lead Engineer - Java with a strong background in Java development and hands-on experience with J2EE, Springboot, Kubernetes, Microservices, NoSQL, and SQL. As a Lead Engineer, you will be responsible for designing and developing high-quality software solutions and ensuring the successful delivery of projects. role with 7 to 10 years of experience, based in Bangalore, Karnataka, India. This position is a full-time role with excellent growth opportunities.

Qualifications and Skills :

- Bachelor's or master's degree in Computer Science or a related field

- Strong knowledge of Core Java, J2EE, and Springboot frameworks

- Hands-on experience with Kubernetes and microservices architecture

- Experience with NoSQL and SQL databases

- Proficient in troubleshooting and debugging complex system issues

- Experience in Enterprise Applications

- Excellent communication and leadership skills

- Ability to work in a fast-paced and collaborative environment

- Strong problem-solving and analytical skills

Roles and Responsibilities :

- Work closely with product management and cross-functional teams to define requirements and deliverables

- Design scalable and high-performance applications using Java, J2EE, and Springboot

- Develop and maintain microservices using Kubernetes and containerization

- Design and implement data models using NoSQL and SQL databases

- Ensure the quality and performance of software through code reviews and testing

- Collaborate with stakeholders to identify and resolve technical issues

- Stay up-to-date with the latest industry trends and technologies

We are looking for a skilled and experienced Node.js Developer with at least 4 years of professional experience to join our team. As a Node.js Developer, you will be responsible for developing robust and scalable web applications using JavaScript and various frameworks.

Roles and Responsibilities

• Production platform hands-on experience involving Node JS & REST API.

• Hands-on production platform experience working with micro-service back-end architecture.

• Working knowledge of GRPC, HTTPS, and GRAPHQ protocols.

• Well-versed in cloud deployment of code blocks.

• Experience with JS testing and code analysis frameworks such as Mocha.

• Utilize modern JavaScript frameworks such as Express.js and Sails.js to build efficient and scalable applications.

• Work with databases like MongoDB and PostgreSQL using Mongoose and Sequelize ORM.

• Integrate messaging systems like Kafka and RabbitMQ for reliable event-driven communication.

• Write unit tests using Mocha, Chai, and Jest frameworks to ensure code quality and reliability.

• Utilize AWS S3 bucket for secure and scalable storage of data and media files.

• Collaborate with QA engineers to perform thorough testing and bug fixes.

• Work with third-party APIs such as Postman, Twilio, SendGrid, Firebase, and KeyCloak for various integrations.

We are looking for Sr. Node Js Developer

Experience - 3-5 years 

Location - Ahmedabad, Gujarat. (Work from Office)

5 Days working 

Should have good communication skills.

Requirements:

•API Development

• Mongodb or Firebase

•Designing and developing user interfaces using Angular OR JavaScript MV-VM/MVC frameworks

•Good understanding of AJAX and JavaScript, TypeScript Dom manipulation Techniques

•Experience with RESTful services

•Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, ReactJS)

•Knowledge of Node.js, Express and frameworks available for it

•Understanding the nature of asynchronous programming and its quirks and workarounds

Roles and Responsibilities:

1.Build high-performance applications by writing testable, reusable, and efficient code.
2. Strong knowledge in Nodejs, Javascript & Typescript

3.Develop and maintain all server-side components.

4.Develop high-performance and scalable APIs to serve clients.

5.Collaborate with front-end developers on the integration of well written APIs.

6.Implement effective security protocols, data protection measures, and storage solutions.

7.Investigate issues by reviewing/debugging code, provide fixes and workarounds, and review changes for operability to maintain existing software solutions.

8.Develop and manage well-functioning databases and applications

9.Run diagnostic tests, repairing defects, and provide technical support.

10.Be our NodeJS champion by keeping an eye out for emerging technologies and recommending improvements.

11. You will work within a team, collaborate and add value through participation in peer code reviews, provide comments and suggestions, and work with cross functional teams to achieve goals.

12. Design back end services for various business processes

13. You will assume technical accountability for your specific work products within an application and provide technical support during solution design for new requirements.

14. Design server side architecture

About the job:

You'll be responsible for building backend of our platforms. You must know Mongodb, and Node.js.

Expectations:

Develop backend API’s.

Strong ability to design and configure schema and MongoDB data modelling

Assuring the complete stack is designed and built for high performance and scalability.

Your Requirement:

Must know Mongodb and Node.js.

Work experience of minimum 2 years.

Worked with startups and evolved products for scale.

Preferred:

Growth mindset & leadership abilities to work in a frugal environment.

Desired candidates must have 3-6 years of experience as NodeJs Developers.

If the candidate cannot relocate to Gurgaon, we can also provide permanent Work from home for this position.

Roles and responsibilities:

• Responsible for understanding functional and business requirements and translate them into effective code
• Provide support till deployment of code into production.
• Ownership for ensuring code optimization, problem diagnosis, and on-time delivery
• Implement solutions as per the pre-defined framework /guidelines and adherence to processes
• Finding an optimal solution for the problem statement
• Conduct peer code review.

What candidate should know about:

• Excellent hands-on experience with Node.Js, Express.Js, JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent hands-on experience with MongoDB, Mongo aggregation, MySQL
• Ability to build REST services, Authentications, MVC applications
• Excellent Object Oriented Programming skills and ability to write modular, secure, scalable, and maintainable code
• Experience with Elastic Search, Redis.
• Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
• Self-learning abilities are required
• Familiarity with upcoming new technologies is a strong plus

We are looking to hire a talented ruby on rails developer to manage the interchange of data between our users and the server. You will be responsible for developing and maintaining the server-side logic for the central database, testing performance, troubleshooting, and integrating front-end elements into the application.

To ensure success as a ruby on rails developer, you should have extensive experience working with ruby and back-end integration techniques. Ultimately, a top-level ruby on rails developer can create clean, functional code that perfectly suits the needs of the company.

• Designing and developing new web applications.
• Maintaining and troubleshooting existing web applications.
• Writing and maintaining reliable Ruby code.
• Integrating data storage solutions.
• Creating back-end components.
• Identifying and fixing bottlenecks and bugs.
• Integrating user-facing elements designed by the front-end team.
• Connecting applications with additional web servers.
• Maintaining APIs.

• Bachelor’s degree in computer science, computer engineering, or related field.
• Experience working with ruby on rails as well as libraries like Resque and RSpec.
• Ability to write clean ruby code.
• Proficiency with code versioning tools including Git, Github, SVN, and Mercurial.
• Experience with AngularJS or BackboneJS.
• Familiarity with MVC, Mocking, RESTful, and ORM.
• Good understanding of front-end technologies including HTML5, JavaScript, and CSS3.
• Knowledge of server-side templating languages including Slim and Liquid.
• Familiarity with testing tools.

Our backend(NodeJS+PHP) team is passionate about technology, and we love building scalable web solutions keeping performance in mind.We're looking for a full stack developer that has experience developing a variety of Web Apps using the PHP and NodeJS stack.

Role + Responsibilities:

• Work with the team to design, develop and support scalable applications        
• Developing API’s(REST), designing the database schema and implement same in web frameworks like Laravel and Express along with ORM(including migration script and seeds data)    
• Very good end-to-end debugging skills in PHP and NodejS stack.    
• Write, test, and release production-ready code.        
• Work with our DevOps team to ensure continuous deployments of our applications

Person Specification and Qualifications:

• Experience developing highly scalable services and APIs(in NodejS and PHP frameworks)    
• Knowledge of data modelling and database performance using NoSQL/SQL    
• Strong experience with PHP framework like Laravel(PHP) and JS frameworks like Express, and other Framework In nodeJS.    
• Good knowledge in code versioning(git or svn)    
• Good knowledge in html templating, javascript, html and css.    
• Good experience with code deployment on server like ubuntu, linux.    
• Knowledge of SDK integration(social media sdk like Facebook, google, etc and cloud services sdk like AWS and Azure)    
• Familiarity developing SaaS applications in AWS/Azure cloud services.        
• In-depth knowledge of designing and developing software in distributed architectures for multi-tier applications