NodeJS Developer

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

Job Title: Tech Lead (Backend Heavy)

Location: Onsite – Indore (Vijaynagar), MP, India

Experience: 4–6 Years

Notice Period: Immediate to 30 days preferred

Company Overview

Kuvaka Tech builds scalable, high-performance products across Web2 and Web3 ecosystems. We operate in a fast-paced startup environment, focusing on delivering efficient, production-ready solutions within tight timelines.

Role Overview

We are looking for a Tech Lead who is backend-heavy, highly product-driven, and capable of owning end-to-end technical execution. The ideal candidate should be comfortable working across multiple backend stacks, while also having enough frontend understanding to unblock issues independently.

This role requires someone who can solve problems proactively, handle technical blockers without unnecessary escalations, and drive projects efficiently in a startup environment.

Key Responsibilities

Technical Ownership

• Take end-to-end ownership of projects from planning to deployment
• Ensure timely delivery under tight deadlines
• Maintain high standards of code quality, scalability, and performance

Backend Development (Core Focus)

• Design and build scalable backend systems using Python and other backend stacks
• Architect APIs, services, and data flows for high-performance applications
• Handle complex technical challenges independently

Frontend Awareness

• Possess working knowledge of frontend technologies (React.js / Next.js)
• Be capable of debugging and resolving frontend issues when required

Problem Solving & Execution

• Identify and resolve technical blockers independently before escalation
• Drive solutions with a cost-efficient and time-efficient approach
• Optimise system performance and architecture
• 
  

Innovation & Product Thinking

• Contribute new ideas and technical improvements
• Think from a product perspective, not just implementation
• Continuously improve processes and delivery speed

Collaboration & Leadership

• Work closely with cross-functional teams (Product, Design, Engineering)
• Communicate effectively with stakeholders
• Guide junior developers when required

Required Skills-

Core Technical

• Strong experience in Python (Django/FastAPI preferred)
• Experience with multiple backend stacks (Node.js, etc. is a plus)
• Solid understanding of system design, APIs, and databases

Frontend Understanding

• Hands-on or working knowledge of React.js / modern frontend frameworks

Engineering Mindset

• Strong problem-solving skills
• Ability to handle pressure and tight deadlines
• Experience working in startup environments

Ideal Candidate Profile

• 4–6 years of experience in product-based or startup environments
• Has worked on multiple projects end-to-end
• Highly productive, proactive, and ownership-driven
• Strong communication skills
• Ability to take initiative and make decisions independently
• Focused on efficiency, scalability, and execution speed

What We’re Looking For

• Someone who doesn’t wait for instructions but takes initiative
• A problem solver who fixes issues before they escalate
• A tech-driven thinker with strong execution capability
• Comfortable in fast-moving, high-pressure startup setups

Hiring Process

• HR Round
• Assignment
• Technical Round
• Cultural Fit Round
• Founder’s Call

Roles and Responsibilities:

·         Design and implement scalable web applications and platforms using technologies such as Typescript, NestJS, Angular, NodeJS, ExpressJS, TypeORM, and Postgres

·         Good understanding of web and REST API design patterns

·         Experience with AWS technologies such as EKS, ECS, ECR, Fargate, EC2, Lambda, ALB will be an added advantage

·         Hands-on experience with unit test frameworks like Jest

·         Good working knowledge of JIRA, Confluence, Git

·         Basic knowledge of Kubernetes and Terraform for infrastructure as code

·         Basic knowledge of Docker compose and Docker

·         Strong understanding of microservices architecture and ability to implement components independently

·         Proven track record of problem-solving skills

·         Excellent communication skills

The ideal candidate is a highly resourceful and innovative developer with extensive experience in the layout, design and coding of websites specifically in PHP Laravel. You must also possess a strong knowledge of web application development using PHP programming language and MySQL Server databases. 

Responsibilities

• Perform a mix of maintenance, enhancements, and new development as required
• Conducting analysis of website and application requirements.
• Updating and altering application features to enhance performance.
• Finalizing back-end features and testing web applications.
• Responding to integration requests from front-end developers.
• Integrating data storage solutions.
• Troubleshooting application and code issues.
• Developing back-end portals with an optimized database.
• Writing back-end code and building efficient PHP modules
• Proven software development experience in PHP.
• Passion for best design and coding practices and a desire to develop new bold ideas.
• Good problem-solving skills.
• Familiarity with SQL/NoSQL databases.
• Proficient with code versioning tools including Git, Mercurial, CVS, and SVN.
• Previous experience creating scalable applications.
• Understanding of object-oriented PHP programming.

Qualifications

• Good knowledge and experience in web development and software design
• Expertise in front-end technologies (HTML, JavaScript, CSS), PHP frameworks, and MySQL databases
• Knowledge on web sockets, json is an added advantage.
• Good knowledge of relational databases, version control tools and of developing web services.
• Knowledge of front-end technologies including CSS3, JavaScript, and HTML5.
• Knowledge of PHP web framework Laravel.

Company description

Stints is a Boutique digital agency that provides digital services and growing across the world. www.stints.app

Min Experience: 4 years

Requirments

Required a strong candidate for Word press Web developer experience with exposure to large scale word press applications
- Complete knowledge of Word press architect, PHP, HTML5, CSS3, JavaScript, XML, JQuery, MySQL, Woo-commerce
- Ability to convert complex requirements into WordPress CMS.
- Ability to create and customize the plugin for complex requirements.
- Optimising performance & Security for the website.
- Must have experience of theme development, integration, and customization
- Should be able to understand the technical problem and be able to resolve it asap
- An understanding of front-end optimization techniques - Strong sense of visual design
-Strong experience with custom WordPress theme development, including accommodating full user editability, complex layouts, and plugins that require theme customization
- so it is important to have the ability to create setups from scratch
-Experience creating custom themes for use with WooCommerce

Job Types: Full-time, 

• Extensive experience in building REST APIs
• Experience in building, managing, and enhancing backend / server-side development using java / java scripts. Expertise in NodeJS is preferred
• The person must have built systems that consume and process volumes of data from various sources. Experience in handling and managing data in NoSQL databases such as Mongodb.
• Extensive experience of building custom UI for web using the popular frameworks like angular and react. Experience in developing mobile UI is nice to have
• Experience of working with code repositories such as Github and GitLab.
• Fluent written and spoken English.
• Experience of working on Cloud environments and experience in AWS is preferred.
• Experience in Dockers and Kubernetes for deployments

Essential duties and responsibilities include the following. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Work on a remote cross-functional team where you’ll play a critical role in designing, planning, development, deployment and observing your code in production.   
• Develop high performance, highly scalable and accessible web applications. Our web app is used by over 20 million educators, students and parents worldwide.  
• Meet tight deadlines in a rapid application development environment.  
• Collaborate with Product Management, Design, and Operations teams to create and deliver tested features to production.  
• Collaborate with specialists across web, mobile, and operations to achieve a better user experience for our product.  
• Be able to assess and bring in industry information into your decisions and learn new technologies: AWS is releasing new tools every day, there are new open source libraries to vet and you will be a party to helping us vet and pick the best tool for the job.  
• Be willing to work in any area of the codebase if needed, this can include JavaScript/TypeScript/Node, PHP, Java or other technologies.  
• Help staff, build, and form the culture around a team of 5 engineers, a product manager, designer, QAs and associated supporting roles.

Qualifications include:

• Strong CS fundamentals including familiarity with data structures and especially the asynchronous challenges that face JavaScript developers today.   
• Experience developing in at least 2 server side languages (PHP, node.js, …)  
• Experience developing in at least 1 client side JS framework (ReactJS, Angular, …)  
• Experience testing software in alignment with the Test Pyramid.  
• Experience with datastores, either SQL (MySQL preferred) or NoSQL, and the ability to talk deeply about them.  
• Able to identify the source of complex problems occurring as a result of multiple systems interacting (experience with observability tools such as datadog/newrelic is a plus).   
• Experience working on a team of 5 engineers plus supporting roles (e.g. QA, design, etc), preferably as a Senior Software Engineer.  
• Experience with code review, being able to sign-off on another team member’s code ensuring high quality standards.  
• Be self-sustained even when tackling the highest profile, most difficult work across the organization.  
• Willingness to accept responsibility and be accountable not only for your own work but the work of the team as a whole.  
• Experience working with other people’s code, how to dig into it and make tactical changes with minimal side effects.  
• A solid understanding of how to break down user stories and give estimates that include accessibility and security requirements.  
• Be able to see roadblocks far ahead, across many vectors of risk  
• Be a true team player! Ensuring their knowledge and expertise is shared amongst other team members and even cross-team and be willing to seek out opportunities to mentor teammates.  
• A commitment to learning about anything you don’t know on your own and without much supervision.  
• Superior communications, organization and relationship building skills — you’re going to be working on cross-team efforts, so this is essential.  
• Self-motivation as well as ability and desire to learn new technologies, applications, processes, and environments.  
• A belief that delivering code to production is just one step in the process. Observing and owning the code you wrote goes hand in hand with construction.  
• A desire to take on whatever challenge is most important. This could be tackling something you are familiar with, or it could require a deep dive into a whole new world. The key is having the right attitude.