Full Stack Developer - Node.js & Angular 2/4/5

Senior Software Engineer

Location: On-site, Panaji, Goa

About Joyful

Joyful is a leading AI-powered stakeholder communication management platform for voice of stakeholder analysis and contact center solutions. Our mission is to use AI to make all interactions between a company and its stakeholders joyful by removing friction. Joyful is a part of Germinait Solutions Pvt. Ltd.

Our  Joyful modules, Engage and Listen, help businesses understand and manage stakeholder interactions across digital channels. We enable companies to provide exceptional customer experiences while maximizing the productivity and efficiency of their support teams, all through one seamless platform.

At Joyful, we're committed to fostering meaningful interactions between stakeholders and brands by providing actionable insights, personalized replies, and a joyful experience for customers, users, and employees alike.

The Opportunity

We’re seeking a Senior Software Engineer who thrives on solving complex problems, architecting scalable systems, and bringing innovative AI-powered features to life. You will work on a modern, cloud-native stack—leveraging serverless deployment, microservices, and AI/ML integrations to build resilient, high-performance solutions.

In addition to delivering high-quality code, you’ll contribute to Joyful’s Vibe Coding culture—our approach to writing code that’s clean, collaborative, and a joy to work with.

What You'll Do

• Backend & Cloud Development
• Design, develop, and maintain scalable microservices for Joyful’s Engage and Listen platforms
• Build serverless applications and functions (AWS Lambda, Azure Functions, or GCP Cloud Functions) for rapid, cost-effective deployments
• Implement robust APIs and data pipelines optimized for performance and reliability
• Ensure security, compliance, and data privacy in all backend services
• AI-Powered Solutions
• Integrate AI/ML models into production workflows to enhance automation, personalization, and analytics
• Collaborate with data scientists to operationalize AI models for real-time and batch processing
• Build features that leverage NLP, sentiment analysis, and predictive analytics for stakeholder communication insights
• Vibe Coding Culture
• Write clean, well-structured, and maintainable code that engineers enjoy working with
• Participate in pair programming, peer reviews, and collaborative debugging sessions
• Share best practices and mentor junior engineers to raise the technical bar across the team
• Help maintain a development atmosphere that’s positive, creative, and focused on continuous improvement
• DevOps & Deployment
• Work closely with DevOps teams to optimize serverless deployments, CI/CD pipelines, and automated testing
• Ensure observability, monitoring, and alerting systems are in place for all deployed services
• Contribute to cost optimization strategies for serverless architectures
• Collaboration & Problem-Solving
• Partner with product managers, architects, and designers to translate business requirements into technical solutions
• Participate in sprint planning, backlog refinement, and retrospectives
• Troubleshoot production issues and drive root cause analysis for lasting fixes

What You'll Need

• 3+ years of experience in software development, preferably in SaaS or AI-driven products
• Strong expertise in backend development using Java (Spring Boot), Node.js, or Python
• Experience with serverless architectures (AWS Lambda, Azure Functions, or GCP equivalents)
• Solid understanding of cloud services (AWS, Azure, or GCP) and microservices design patterns
• Hands-on experience integrating AI/ML models into applications
• Familiarity with NLP, speech-to-text, or sentiment analysis APIs is a plus
• Knowledge of relational and NoSQL databases (PostgreSQL, DynamoDB, MongoDB, etc.)
• Experience with CI/CD pipelines, automated testing, and monitoring tools
• Strong problem-solving skills and ability to work in fast-paced, collaborative environments
• Passion for clean, maintainable code and contributing to a healthy team culture

Why Join Joyful?

• Work on AI-powered solutions that transform how businesses connect with their stakeholders
• Be part of a team that embraces serverless-first development and modern cloud-native architectures
• Thrive in a Vibe Coding culture where great engineering meets great energy
• Collaborate with talented peers in a supportive, innovation-driven environment
• Enjoy professional growth opportunities in a fast-scaling company
• Work from our beautiful Goa office while building solutions used worldwide

At Joyful, we believe that combining AI innovation, scalable cloud design, and a joyful coding culture leads to exceptional products. If you’re passionate about building intelligent, high-performance systems while keeping the engineering vibe positive, we’d love to hear from you!

• Key Skills:
• Expert Proficiency in anyone the below programming language - Node JS, PHP or GoLang
• Expert Computer Science fundamentals like Data Structures, Algorithms, Time Complexity, and others
• Strong Microservices, REST API, Git source control, CI/CD, and other latest technology trends
• Strong System Design, DB Design proficiency
• Strong knowledge in Design Patterns, best software development practices
• Good exposure to working in Open Source stack, E-Commerce, or Fintech domain.

What can you expect?

You will be part of the founding team at LDU and will be responsible for the end-to-end technology of the company including:

- Work with the founders on cutting edge technologies, including AI/ML, blockchain, computer vision, etc. across the tech-stack.

- Formulate long-term technology & product strategy along with implementation roadmap, while envisioning the tech-stack

required to scale the business 100X

- Architecting and engineering solutions across the entire technology stack including front-end, back-end, infrastructure,

architecture, server-side engineering, UI, etc. in line with the company's strategy.

- Work on the D2C website and enhance the user experience while increasing the company's online presence.

- Provide help to everyone in the team and greatly reduce the time and technical costs of team communication, technology

docking.

- Plan and collaborate with the other teams including marketing/ growth, customer success/ sales, design, operations, etc. to

implement new product features, growth hacks/ initiatives identified through user interviews/ insights, etc in a timely manner.

- Will be involved in a horizontal technical requirement, so should be able to make a prototype design for a product very rapidly

while executing the same with a wide range of techniques.

- Build processes/mechanisms to track the KPIs across product/ technology and ensure religious execution of the targets

- Build and lead the technology team including the engineering team, product team, Quality Assurance, etc.

- Awesome work-culture (flexible work timings; no need to wear formals; awesome snacks to name a few)

What are we looking for?

We are looking to onboard a Full Stack Software Engineer, who has a founder's mindset including the following traits:

- Experience of full stack development across web & mobile based technologies and should have scaled a business

- Ability to work across stacks like MEAN, MERN, LAMP, etc. seamlessly

- Ability to build scalable products/ platforms, fully redundant fault tolerant infrastructure while working on modern technologies.

- Versatile Developer/Engineer that can help on both ends of the website development and better the same by enhancing user

experience.

- Ability to Code in both frontend and backend of the site

- Stronghold in both front-end & back-end development/ algorithms with experience of building agile, highly scalable, data-driven

platforms from scratch

- Ability to be hands-on with coding across big data, mobile apps, AI & ML, analytics, DevOps, business intelligent solutions, etc.

apart from strategically guiding/ mentoring the team

- Stronghold in executing stuff on the ground and hustle around to Get things done

- Ability to think and see the big picture while focusing on short term goals and deliverables

- Leadership qualities to hire and build a kick-ass technology/ product team going forward

- Experience as a founder/ being part of founding team is huge plus but not mandatory

- Experience in the Fashion/ Apparel industry is a plus but not mandatory

Experience: 2-5 Years

Must-Have: .Net Core + Angular 9+,Good Communication

Key Responsibilities and Accountabilities

• Experience in handling business requirements independently from technical and functional perspective.
• Responsible & accountable for execution end-2-end projects / part of Project or change requests and defects.
• Resolve technical issue faced for module handled and by the developers.
• Execution of project according to project plan, resolving day-to-day challenges of with the IT development life cycle.
• Always confirm to documentation, coding, and quality standards as defined.
• Prepare for and support user acceptance testing.
• Prepare all necessary documentation and processes to enable support of the systems.
• Effective Communication with internal and external customers, supervisors and management.

Responsibilities

• Ability to translate Wireframes and Visual Designs into functional web apps using React, Node.js, and Mongo
• Creating RESTful services with Node.js
• Architect scalable web architectures
• Be responsive to change requests and feature requests Ability to wear many hats and learn new technologies quickly

Experience

• 1-2 years with Node.js and Express
• Ability to work both independently and in collaborative teams to communicate design and build ideas effectively
• Experience using asynchronous RESTful services (JSON)
• Experienced in creating RESTful web services and API
• Experience with JWT/OAuth
• Experience with MongoDB, MySql

Requirements

• Fluent knowledge of the latest HTML/CSS standards and best practices
• Working knowledge of JavaScript, React, Node.js and Express
• Understanding of HTTP methods and how server-side code is processed on the client
• Working knowledge of front end optimization and performance techniques
• Experience building responsive websites
• Able to handle multiple projects and competing deadlines
• Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation

Out of many tools and technologies, we use Java, MongoDb, Cassandra, Redis, Twem, Netty extensively for our back-end development.

• Leading the entire Backend platform for a product portfolio.
• End to end delivery new features.
• Evolving the architecture for performance and scalability.
• Design, develop and own components of a highly scalable, distributed web services platform.
• Constantly strive to improve software development process and team productivity.
• Mentor and train team members
• Lead module development independently

Required background, Knowledge, Skills and Abilities

• 5.5+/ 7+ Years of experience in a scalable product/ecommerce organization·       
• Excellent Java skills, Understanding of Spring framework & MVC approach
• Strong knowledge of Performance optimization and caching techniques.
• Strong Object Oriented Programming concepts, data structure and algorithms
• Experience in developing scalable, fault-tolerant, distributed backend services
• Experience with prevalent design patterns and advanced system designing
• Good experiences with databases and Schema design. We heavily use NoSQL databases
• Strong Problem Solving skills