MEAN Stack Developer

Key Responsibilities

• Design, develop, and maintain scalable microservices and RESTful APIs using Python (Flask, FastAPI, or Django).
• Architect data models for SQL and NoSQL databases (PostgreSQL, ClickHouse, MongoDB, DynamoDB) to optimize performance and reliability.
• Implement efficient and secure data access layers, caching, and indexing strategies.
• Collaborate closely with product and frontend teams to deliver seamless user experiences.
• Build responsive UI components using HTML, CSS, JavaScript, and frameworks like React or Angular.
• Ensure system reliability, observability, and fault tolerance across services.
• Lead code reviews, mentor junior engineers, and promote engineering best practices.
• Contribute to DevOps and CI/CD workflows for smooth deployments and testing automation.

Required Skills & Experience

• 10+ years of professional software development experience.
• Strong proficiency in Python, with deep understanding of OOP, asynchronous programming, and performance optimization.
• Proven expertise in building FAST API based microservices architectures.
• Solid understanding of SQL and NoSQL data modeling, query optimization, and schema design.
• Excellent hands on proficiency in frontend proficiency with HTML, CSS, JavaScript, and a modern framework (React, Angular, or Vue).
• Experience working with cloud platforms (AWS, GCP, or Azure) and containerized deployments (Docker, Kubernetes).
• Familiarity with distributed systems, event-driven architectures, and messaging queues (Kafka, RabbitMQ).
• Excellent problem-solving, communication, and system design skills.

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!

Be hands-on with describing business rules as technical artifacts for analysts, business product managers, and any functional team that depends on this information

Proficiency with full stack development preferably React, Java, springboot, python. Perform unit tests, resolve bugs and be responsible for the delivery of the project to production

Be a thought leader in bringing the GenAI capabilities to Visa's product development

Be comfortable looking at system logs when needed and identifying bugs when they might appear during course of analysis

Discuss technical implementation details with architects and other technical teams

Collaborate with engineering teams to build robust, reliable, and scalable platforms

Synthesize requirements into a common set of platform and services capabilities

Candidates will be responsible for value proposition definition, communications across technical, business and product functions, cost/benefit analysis, and executive presentations

Partner with business operations and analytics team to build right monitoring capabilities and metrics which helps monitor the health of the platform and facilitates data driven decision making

Define product requirements which involve writing clear, thorough, and detailed user stories for complex features and product sets

Be the primary liaison between business units, business product managers, engineering, and other applicable groups to ensure flawless integration of new and existing feature sets

Highly execution focused by working in conjunction with various counterparts across functions

Ensure product vision and requirements are designed with long-term vision in mind and can be launched globally with minimal tweaks

Work closely with senior leadership providing status, action plan and recommendations

Delivery Solutions is a Retail eCommerce OXM Platform that provides retailers with out-of-the-box solutions to power Same-Day Delivery, Curbside, In-Store Pickup, Shipping, and Post Purchase experiences. We are trusted with some of the biggest names in multiple verticals of retail like Sephora, AT&T, Footlocker, Michael's, Office Depot, GameStop, Total Wine, Sally Beauty, Abercrombie & Fitch Co. Belk, Loblaw, Vineyard Vines etc.

Our SAAS-based solution is highly flexible and interacts seamlessly with E-commerce properties, OMS, WMS, and POS systems for a highly scalable experience and a delighted customer base.

Delivery Solutions is a wholly-owned subsidiary of UPS | We are a certified Great Places To Work Company

Role: Senior Software Engineer - MEAN Stack

Reports to: Team Lead

Division/Department: Product

Work Location: India - Remote / Pune

We are seeking highly skilled and experienced Senior Software Engineers to join our SaaS company. As a Senior Software Engineer, you will play a pivotal role in the development and enhancement of our cutting-edge software products. You will work closely with cross-functional teams to design, develop, and deploy scalable software solutions using the MEAN stack (MongoDB, Express.js, Angular, Node.js) and related technologies.

Responsibilities:

• Collaborate with product managers, designers, and other stakeholders to define software requirements and translate them into technical specifications.
• Design and develop robust and scalable software solutions using the MEAN stack and other relevant technologies.
• Take ownership of feature development and deliver high-quality code on time.
• Participate in code reviews to ensure code quality and adherence to coding standards.
• Troubleshoot and debug software issues, and identify and implement effective solutions.
• Collaborate with DevOps teams to ensure smooth deployment and operation of software applications.
• Stay up-to-date with the latest industry trends, tools, and technologies and make recommendations for process improvements.

Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or a related field. (Master's degree preferred)
• 4+ years of hands-on experience in MEAN stack development, including MongoDB, Express.js, Angular (version 2 or higher), and Node.js.
• Proven experience working in a product-based company, delivering software solutions to customers.
• Strong understanding of Agile methodologies and Agile development practices.
• Proficient in front-end technologies such as Angular, HTML, CSS, and responsive design principles.
• Solid understanding of back-end technologies including Node.js, RESTful APIs, and server-side frameworks.
• Experience with cloud platforms, specifically AWS, and familiarity with related services.
• Knowledge of JSON, Kibana, JIRA, and Jenkins is a plus.
• Strong problem-solving skills and the ability to work independently as well as in a team.
• Excellent communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams.

If you are a self-motivated individual with a passion for delivering high-quality software and want to work with a team that values creativity and innovation, then we encourage you to apply for this exciting opportunity. Join our team and be part of a dynamic environment where your expertise will make a significant impact on our software products. 

• Please submit your resume along with any relevant project portfolios or GitHub repositories, for consideration.

Key Responsibilities:

- Design, develop, and maintain scalable applications using Python and TypeScript.

- Work with cutting-edge tech, building solutions using Large Language Models.

- Architect and optimise cloud infra for efficiency, security, and scalability (AWS, Azure, or GCP).

- Integrate and deploy APIs, databases, and front-end interfaces seamlessly.

- Lead code reviews to uphold coding standards and mentor junior developers.

Required Skills and Qualifications:

- 8+ years in software development with expertise in Python and TypeScript.

- Exposure to building or integrating solutions using LLMs.

- Proven ability to lead teams or projects, ensuring high quality outcomes.

- Proficiency in managing cloud environments (AWS, Azure, or GCP).

- Hands-on experience with CI/CD pipelines, containerisation and Infrastructure-as-Code.

- Strong skills in SQL/NoSQL databases and performance tuning.

- Exceptional analytical and debugging skills.

Nice to Have:

- Experience with vector databases (e.g. Weaviate or Milvus) for semantic search or embedding storage.

- Familiarity with Gen AI frameworks and tools (e.g., LangChain, LlamaIndex).

- Familiarity with frontend frameworks (Next.js or Angular).

- Active contributions to open-source projects or a strong GitHub portfolio.

What We Offer:

- Opportunity to work with the latest in Generative AI.

- Competitive salary and comprehensive benefits.

- A forward-thinking, collaborative environment.

- Flexibility in work policies to foster a healthy work-life balance.

• frames and using Agile methodology.
• Basic Azure server administration - Provide technical help during testing, development, and production.
• Discover, evaluate, and implement new technologies to maximize development efficiency - Design and implement complex, optimized algorithms with minimum time and space complexities

Requirements.

• Experience in .Net web development - Experience with C#, Angular Js, Angular2, SQL.

• Sound understanding of MVC design Pattern 

• Strong knowledge/understanding of OOPS concepts

• Experience with tools like Visual Studio, SQL Server, Git

• Good analytical and logical skills.

• Good written and verbal communication skills

• Passion for new technologies and innovations.

• Ability to grasp new concepts quickly.

• Takes initiative to uncover/develop solutions to potential problems

•  Ability to take on new projects and easily transition between tasks

• Team player who is receptive to coaching and adaptive to change

• Desire to excel and grow each day

• Strong knowledge of Web APIs, Typescript, ES6, ngrx

Nice to Have 

• Experience with of LESS, SASS, GULP and GRUNT. 

• Knowledge of VueJS

• .Net Framework and/or .Net Core
• Angular 2+, preferable Angular 10
• Experience with tools like Visual Studio, SQL Server, Git
• Material framework
• SASS
• Good technical aptitude
• Restful APIs
• Data structures and Algorithms
• Azure experience including Azure functions etc.
• Azure Devops

About Tweeny:
We are a team of passionate software Ninjas who design scalable software solutions.

We solve some of the interesting problems for our clients in a variety of sectors. We are also developing our own products where we are seeking bright minds with creative thinking.
We are a fast-paced and young team of fun-loving engineers. For us, work is not just a job but it's a way to grow & learn together while doing what we love.

We are looking to hire on MERN stack position (full stack engineering profile) although if you have worked only on either ReactJS/Native or NodeJS stack, please do apply as well.

We are hiring for a few specific teams at our organization that is building utility and functional web application experiences (as marketplace applications) that solving some interesting problems for remote workforce management.

Requirements:

• 2-5 years of experience working with React JS, Node JS, and other advanced JavaScript libraries and frameworks.
• Ability to understand business requirements and translate them into technical requirements.
• Strong software engineering skills with the proven ability to build, deploy, and maintain a scalable codebase.
• Experience working with remote data using RESTful APIs and JSON.
• Strong understanding of development tools and technologies like ES6, Redux, Immutable, JSX Components, Bootstrap, HTML, CSS, Git, NPM, Express.
• Strong understanding of any build tool like Webpack, Babel, Gulp, or similar.
• Strong affinity for benchmarking and performance optimization.
• Experience deploying applications to the cloud and setting up CI/CD is a plus.
• Experience building container images using tools like Docker is a plus.
• Ability to learn new languages and technologies.
• B.E/B.Tech in Computer Science, Engineering, or a related field.

• Produce clean, efficient code based on specifications
• Integrate software components and third-party programs
• Verify and deploy programs and systems
• Troubleshoot, debug and upgrade existing software
• Recommend and execute improvements for the software development and software delivery life cycle
• Ensure the highest standard of performance, quality, and responsiveness of the applications.

• We indulge in all things that would excite you!!
• Work on large-scale, custom distributed software systems using Java, Scala, Node
• MongoDB, JavaScript (AngularJS, ReactJS), and the likes
• We work almost exclusively on customer site providing a mix of delivery and consulting
• services, so you'll be flexible about travel
• Employ Agile development including task estimation, test automation, deployment automation
• and Continuous Integration to improve overall execution speed and product quality
• Work in a dynamic, collaborative, transparent, non-hierarchical, and ego-free culture where
• your talent is valued over a designation or title
• Spread the word about best practices in software development inside and outside Equal Experts community like Expert Talks

• Hands-on development and delivery experience with HTML5, CSS3, JavaScript, bootstrap,
• Hands-on experience in ReactJS & related tech stack
• A strong Javascript foundation and clear understanding of Javascript classes, prototype-based inheritance, modules, etc.
• Ability to convert the UI designs into fully functional interactive prototypes.
• Experience in PSD to Html Conversion with Responsive design
• Knowledge in developing UI software interacting/interfacing with Browsers
• Good understanding of Agile methodologies
• Awareness of current trends and best practices in the front-end community.
• Passion for software engineering and craftsman-like coding prowess
• Great OO skills, including strong design patterns knowledge
• Experience working with Agile, TDD, Lean, and/or Continuous Delivery approaches and best practices, such as Extreme Programming (XP)
• Enthusiastic to work collaboratively with people and sharing your ideas to solve real business