MERN Stack Developer

About the Role

We are looking for a passionate AI/ML Software Engineer to join our product team and help build intelligent, scalable, and production-ready machine learning solutions. You will work closely with product managers, designers, and backend engineers to integrate AI capabilities into core product features and drive data-driven innovation.

Key Responsibilities

• Design, develop, and deploy machine learning models into production environments
• Build and maintain scalable ML pipelines for data processing, training, and inference
• Collaborate with cross-functional teams to identify AI-driven product opportunities
• Translate business requirements into ML solutions and technical implementations
• Optimize model performance, accuracy, and latency for real-time applications
• Integrate AI/ML models with APIs and backend systems
• Monitor model performance and implement continuous improvement strategies
• Ensure best practices in data handling, model versioning, and reproducibility
• Stay updated with the latest advancements in AI/ML and apply them to product innovation

Required Skills & Qualifications

• Bachelor’s engineering degree in Computer Science, AI, Data Science, or related field
• Strong programming skills in Python (experience with Java/Go is a plus)
• Hands-on experience with ML frameworks such as TensorFlow, PyTorch, or Scikit-learn
• Solid understanding of machine learning algorithms and statistical concepts
• Experience in building and deploying ML models in production
• Familiarity with REST APIs, microservices architecture, and cloud platforms (AWS/GCP/Azure)
• Experience with data processing tools (Pandas, NumPy, Spark, etc.)
• Knowledge of version control systems like Git 

Job Title: Senior Full-Stack Developer (Tech Lead)

Experience: 5–8 Years

Location: Ahmedabad (Hybrid / On-site preferred)

Salary: Flexible for the right candidate

Note: This role is strictly for Ahmedabad-based (local) candidates. On-site presence is mandatory.

Role Overview

We are seeking a highly skilled Senior Full-Stack Developer (Tech Lead) to lead technical delivery and oversee end-to-end system execution. The ideal candidate will take ownership of architecture, ensure high-quality engineering standards, mentor junior team members, and effectively communicate with clients and stakeholders.

This role is best suited for a hands-on professional who enjoys solving complex problems, building scalable systems, and taking full responsibility for technical outcomes.

Key Responsibilities

• Design, develop, and maintain scalable backend and frontend systems
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• Own system architecture and technical decision-making
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• Lead code reviews and enforce clean, modular, and maintainable code practices
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• Collaborate with clients to understand requirements and provide technical solutions
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• Mentor and guide junior developers to improve overall team performance
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• Ensure reliability, performance, and security of applications
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• Drive best practices across development, deployment, and CI/CD workflows
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• Design and integrate Generative AI–powered features where applicable (e.g., chatbots, content generation, automation tools)

Required Technical Skills

Backend (Must-Have)

• Strong experience with Node.js (Express.js / NestJS)
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• RESTful API design and implementation
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• Database design, optimization, and performance tuning
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• Experience with PostgreSQL / MySQL
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• Hands-on experience with MongoDB or other NoSQL databases
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• Authentication and authorization mechanisms (JWT, OAuth2, RBAC)
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• Willingness to learn Python and its frameworks (Django / FastAPI)
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• Basic Python knowledge is an added advantage
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• Experience with React.js or Next.js
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• Strong knowledge of JavaScript / TypeScript
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• Component-driven architecture and reusable UI patterns
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• State management using Redux / Zustand / Context API
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• Responsive UI development using MUI, Ant Design, or Tailwind CSS
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Engineering Practices

• Proficient with Git, GitHub/GitLab
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• Understanding of CI/CD pipelines
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• Experience with Docker and containerization
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• Familiarity with clean architecture and modular design patterns
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Bonus Skills (Nice to Have)

• Microservices architecture
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• Experience with Prisma ORM
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• DevOps exposure (AWS, EC2, Vercel, Docker, Nginx)
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• Caching solutions such as Redis
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• Queue systems (Celery, Kafka, RabbitMQ)
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• Exposure to AI / LLM integrations
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Soft Skills

• Strong sense of ownership and accountability
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• Excellent English communication skills (verbal and written)
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• Proven ability to mentor and lead junior developers
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• Strong analytical and problem-solving mindset
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• Reliable, consistent, and delivery-focused
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• Leadership maturity and professionalism
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We are inviting a Fullstack Developer who excels at building modern web and mobile applications, with deep backend experience in Node.js and strong frontend proficiency in Next.js and React Native (Expo). You’ll work with a team of designers, product leads, and developers to bring impactful climate tech to life.

Location: Mumbai & Vicinity (India)

Responsibilities:

• Design, develop, and maintain scalable backend services using Node.js.
• Develop responsive and high-performance web applications using Next.js.
• Build and deploy mobile applications using React Native and Expo.
• Collaborate with UX Designers, Architects, and other Developers to implement full-stack web and mobile solutions.
• Perform data modeling and database management using PostgreSQL and Prisma.
• Ensure the performance, quality, and responsiveness of applications.
• Troubleshoot and debug applications to optimize performance.
• Write clean, maintainable, and well-documented code.
• Participate in code reviews and contribute to continuous improvement of development processes.
• Apply AI-enhanced developer tools like Cursor, Copilot, or similar to boost development velocity and code quality.

Required Skills and Experience:

• 2+ years of experience in full-stack JavaScript development.
• Strong proficiency in backend development using Node.js.
• Demonstrated experience with frontend technologies such as Next.js and React Native.
• Experience with PostgreSQL and Prisma for database management and data modeling.
• Experience with deploying React Native applications using Expo.
• Solid understanding of RESTful APIs and how to integrate them with front-end applications.
• Familiarity with modern JavaScript (ES6+), HTML5, and CSS3.
• Strong understanding of software development best practices.
• Proficiency in version control systems such as Git.

Additional Relevant Skills and Experience:

• Experience with map modules, such as ArcGIS, and Google Earth Engine.
• Experience with TypeScript.
• Experience with CI/CD pipelines.
• Understanding of server-side rendering and static site generation.
• Good eye for design and UX principles.
• Experience working in Agile/Scrum environments.

Good to Have:

• Experience with WebSockets and real-time applications.
• Familiarity with cloud platforms such as AWS or Azure.
• Experience with Docker and containerized applications.
• Knowledge of performance optimization techniques.
• Strong problem-solving skills and ability to work independently or as part of a team.

We Offer:

• Work on Open Source Projects
• Competitive Salary based on Location
• Flexible working hours
• 4 weeks of paid leave/year
• Work from home

Plant-for-the-Planet is a global, youth-led non-profit with a mission to restore ecosystems through tree planting and climate justice advocacy. Our tech team, spanning five continents, builds scalable, open-source tools to support environmental action at a global scale.

Learn more: https://www.plant-for-the-planet.org

• 1-5 years of experience in a full stack software development role.
• Experience in technologies - PHP, Bootstrap, Vuejs and MySQL.
• Knowledge of Cloud services (GCP/AWS), MongoDB and Nodejs is a plus.
• Experience of working in an Agile environment
• Ability to design for scale and performance
• Ability to do peer code reviews
• Solid problem-solving skills

Software Architect

Symbl is hiring a Software Architect who is passionate about leading cross-functional R&D teams. This role will serve as the Architect across the global organization driving product architecture, reducing information silos across the org to improve decision making, and coordinating with other engineering teams to ensure seamless integration with other Symbl services.

*Symbl is seeking for a leader with a demonstrated track record of leading cross-functional dev team, you are fit for the role if *

• You have a track record of designing and building large-scale, cloud-based, highly available software platforms.
• You have 8+ years of experience in software development with 2+ years in an architect role.
• You have experience working on customer-facing machine learning implementations (predictions, recommendations, anomaly detection)
• You are an API first developer who understands the power of platforms.
• You are passionate about enabling other developers through your leadership and driving teams to efficient decisions.
• You have the ability to balance long-term objectives with urgent short-term needs
• You can successfully lead teams through very challenging engineering problems.
• You are domain Expertise in one or more of: Data pipelines and workflow, telephony systems, real time audio and video streaming machine learning.
• You have bachelor's degree in a computer science-related field is a minimum requirement
• You’ll bring your deep experience with distributed systems and platform engineering principles to the table.
• You are passionate about operational excellence and know-how to build software that delivers it.
• You are able to think at scale, define, and meet stringent availability and performance SLAs while ensuring quality and resiliency challenges across our diverse product and tech stacks are addressed with NodeJs as mandatory, Java, Python, Javascript, ReactJS with intersection with ML platform + open source DBs.
• You understand end-user use cases and are driven to design optimal software that meets business needs.

Your day would look like:

• Work with your team providing engineering leadership and ensuring your resources are solving the most critical engineering problems while ensuring your products are scalable, performant, and highly available.
• Focused on delivering the highest quality of services, and you support your team as they push production code that impacts hundreds of Symbl customers.
• Spent time with engineering managers and developers to create and deliver critical new products and/or features that empower them to introduce change with quality and speed.
• Made sure to connect with your team, both local and remote, to ensure they are delivering on engineering and operational excellence.
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*Job Location : Anywhere  –  Currently WFH due to COVID

Compensation, Perks, and Differentiators:

• Healthcare
• Unlimited PTO
• Paid sick days
• Paid holidays
• Flexi working
• Continuing education
• Equity and performance-based pay options
• Rewards & Recognition
• As our company evolves, so do our benefits. We’re actively innovating how we support our employees.

What you’ll do - 

1. Design and implementation of the overall web architecture.
2. Design and deployment of database.
3. Ensuring the entire stack is designed and built for speed and scalability.
4. Design and construction of our REST API
5. Integrating our front-end UI with the constructed API
6. Design and implementation of continuous integration and deployment.
7. Work remotely with our global clients and teams across the US

What you should have - 

1. Should have 5+ years of experience expertise in developing applications using any of the frameworks and programming languages
2. 5-8 years’ experience Fluent in CSS (Foundation or Bootstrap), JavaScript and HTML, with an understanding of CSS, React.JS
3. Experience working with server technologies Node.js
4. Experience in API design and development.
5. Understanding of SQL / NoSQL databases MongoDB.
6. Strong knowledge of data structures, system design, and algorithms.
7. Great organizational and time-management skills.
8. Great interpersonal and communication skills.

• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.
• Identifying web-based user interactions.
• Designing developing and implementing highly-responsive user interface components using React concepts.
• Writing application interface codes using JavaScript following React.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Documenting application changes and developing updates.

Technical Skills:

• 7-9 years Mandatory experience of React.js
• Strong proficiency in JavaScript, jQuery including DOM manipulation and the JavaScript object model
• Mandatory prior experience with popular React.js workflows (Redux)
• Mandatory experience in responsive web designing.
• Mandatory experience in SCSS, CSS
• Mandatory experience with current specifications of ECMAScript
• Mandatory experience with Express Node.js
• Mandatory experience with RESTful APIs
• Mandatory experience with HTML, SaaS
• GIT experience
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Ability to understand business requirements and translate them into technical requirements
• Familiarity with code versioning tools such as Git, SVN, and Mercurial
• Familiarity with Database such as SQL

Qualifications:

• B.E/ B.Tech/ M.C.A in Computer Science, Electronics and Communication Engineering, Electronics and Electrical Engineering.
• Minimum 60% in Graduation and Post-Graduation.
• Good verbal and written communication skills