
Project Overview
We’re building Express AI, a SaaS platform that allows small and medium-sized businesses (SMBs) to easily train and deploy their own dedicated AI agents for customer service, technical support, sales, and more.
Our vision is to give SMBs the power of enterprise-grade AI without complexity. You’ll help build the core platform that powers this – including agent training interfaces, web deployment, dashboards, and integrations.
Key Responsibilities
• Develop scalable full-stack features using modern JavaScript frameworks
• Build and maintain AI agent training modules (upload docs, FAQs, tone settings)
• Integrate OpenAI, Whisper, LangChain, and other LLM APIs
• Implement user-facing dashboards for chat/voices/social/email agent monitoring
• Design multi-tenant systems with admin-level controls
• Ensure reliability and scalability of the platform as we grow
Tech Stack
• Frontend: React.js, Next.js, TypeScript
• Backend: Node.js, Express, MongoDB (or Postgres), Redis
• AI & NLP: OpenAI API (ChatGPT, Whisper), LangChain, Python (optional)
• DevOps: Docker, AWS or GCP (basic familiarity okay)
• Other: WebSockets for real-time chat, REST APIs, Git
Role Type
• Full Stack Developer (preferred)
• Frontend or Backend specialists also considered, but must be willing to collaborate on both sides
Experience Level
• 3 to 6 years of professional experience
• Previous work with SaaS platforms, AI tools, or multi-tenant architecture is a big plus
Must-Have Skills
• Proficiency in JavaScript/TypeScript
• Strong experience with React.js and Node.js
• Experience working with REST APIs and building secure web apps
• Solid understanding of cloud deployment (AWS/GCP/Firebase)
• Ability to work independently, self-manage, and deliver in a fast-paced environment
Nice-to-Have Skills
• Familiarity with LangChain, OpenAI, AI agent frameworks
• Experience with voice/chat integration
• Prior experience building tools for SMBs or customer support systems
Engagement Type
• Full-time (preferred) or part-time with clear weekly availability
• Remote (India-based candidates only)
Why Join Us?
• Work on a cutting-edge AI platform solving real problems for real businesses
• Fast-moving, no-red-tape team environment
• Build something that will impact millions of small businesses globally

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Position Title : JavaScript / TypeScript Engineer
Experience : 5+ Years
Opportunity : Full-Time (40 hrs/week)
Availability : Immediate
PST Overlap : 5 hours required
About the Role :
We are looking for experienced JavaScript/TypeScript Engineers to develop cutting-edge AI solutions for US-based companies. You’ll work on innovative projects, ensuring clean, scalable, and maintainable code.
Required Skills :
- 5+ Years of experience in JavaScript/TypeScript development
- Strong expertise in Node.js/Nest.js (3+ yrs) and React/Vue/Angular (3+ yrs).
- Proficiency in ES6, modular development, scalable architectures.
- Experience with Docker and best coding practices.
- Strong communication skills in English.
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.
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- 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.
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- Experience with CI/CD pipelines.
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- 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
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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
Must Have Experience:
Min 5 years of strong experience in Java/J2EE technologies
Core Java, Spring / Spring Boot / React / Hybrid / Mobile
Hibernate / JPA / JDBC
Experience with web application environments like Eclipse, Tomcat and
WebLogic/WebSphere.
Experience with tools like Git / SVN, Maven etc.
Must have knowledge of Oracle Database / MS SQL Database.
Should be able to do efforts estimation
Should have done customer interaction
Must have handled the team of 7-8 developers & testers
Prepare / Review the document
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- Good understanding of PHP and Object-oriented programming paradigm.
- Able to understand project requirement and handle projects independently.
- Strong learning capability.
- Having a good knowledge of JQuery.
- Framework experience would be beneficial.
- Should be comfortable to work with the team.
- Should be comfortable with work on any MVC-based framework.
Skills required:
- Sound knowledge of PHP,MySQL, Jquery, etc.
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- Strong learning capability.
- Contribute in all phases of the development.
- Knowledge of PHP/Codeigniter will be preferred.
- Basic Knowledge of JavaScript, Web Services.
Job Overview:
We are seeking an experienced Full Stack Developer to join our dynamic team. The ideal candidate will have a strong background in both front-end and back-end development, with a particular focus on React and Redux technologies. As we continue to expand our technological capabilities, we believe that the expertise in these frameworks will be instrumental in delivering high-quality solutions to our clients.
Key Qualifications:
Proficiency in full-stack development, with a focus on React and Redux.
Strong experience in building scalable and responsive web applications.
Solid understanding of front-end and back-end development principles.
Proven ability to collaborate effectively in a team environment.
Excellent problem-solving skills and a commitment to delivering high-quality code.
Key Responsibilities:
Front-end Development:
Develop and implement user interfaces for web applications using React.
Ensure the responsiveness and visual consistency of the application across various devices and browsers.
Collaborate with UI/UX designers to translate design concepts into functional components.
Back-end Development:
Design, develop, and maintain server-side architecture using modern web frameworks.
Implement RESTful APIs to facilitate communication between the front-end and back-end systems.
Ensure the security and integrity of data by implementing proper authentication and authorization mechanisms.
State Management:
Utilize Redux for effective state management, ensuring a smooth flow of data within the application.
Implement and maintain a centralized store to manage the state of the entire application.
Database Integration:
Integrate databases into the application, ensuring efficient data storage and retrieval.
Optimize database queries and performance to enhance overall application speed.
Collaboration:
Work closely with cross-functional teams, including UI/UX designers, product managers, and other developers, to deliver high-quality solutions.
Participate in code reviews to maintain code quality and ensure adherence to coding standards.
Key Qualifications:
Proven experience as a Full Stack Developer with a focus on React and Redux.
Strong proficiency in front-end technologies, including HTML, CSS, and JavaScript.
Experience in back-end development using frameworks such as Node.js, Django, or Flask.
Familiarity with database systems such as MongoDB, MySQL, or PostgreSQL.
Excellent understanding of RESTful APIs and integration of third-party services.
Solid knowledge of state management principles and best practices using Redux.
Strong problem-solving skills and attention to detail.
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Experience with cloud platforms such as AWS, Azure, or GCP.
Familiarity with containerization and orchestration tools such as Docker and Kubernetes.
Knowledge of continuous integration and continuous deployment (CI/CD) practices.
Job Description
1) Ensure effective Design, Development, Management of team and their activities,
2) Validation and support activities in line with client needs and architectural requirements, continual knowledge management, Adherence to the organisational guidelines and processes.
3) Technical and Professional Requirements : - Minimum 3-4 years of experience required * Experience in developing PHP, Vue js, Angular applications with in-depth knowledge of Laravel - Lumen framework * In depth knowledge of MySQL and PostgreSQL databases * In depth knowledge of Java script * In depth knowledge of deployments on AWS servers using Bean stalk technology * Knowledge of Project mgmt tools such as Jira, Dev ops etc. * Knowledge of Payment gateway integration. * Experience in handling large data * Experience in Microservices Architecture - Pattern
YOU MUST TAKE THIS TEST TO BE CONSIDERED: https://apply.hire.toggl.com/6p72k" target="_blank">https://apply.hire.toggl.com/6p72k .
THIS TEST SAYS IT TAKES 90 MINUTES BUT TAKES NO MORE THAN 15.
If you get above a 50-60% we will be reaching out via email through Toggle (look out from an email from them) to book a call with out CTO.
AGAIN... please take the test before doing anything and if you make it above the threshold we will reach out via EMAIL to set up a time for an interview.
This position will be full time work with a lot of potential growth.
We want someone professional, hardworker, etc.
As a full stack developer, you should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.
If you’re also familiar with Agile methodologies, we’d like to meet you.
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Work with development teams and product managers to ideate software solutions
Design client-side and server-side architecture, Mocks
Build the front-end of applications through appealing visual design
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Write effective APIs, API management
Test software to ensure responsiveness and efficiency
Troubleshoot, debug and upgrade software
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Build features and applications with a mobile responsive design
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Work with data scientists and analysts to improve software
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Proven experience as a full stack developer or similar role
Experience developing desktop and mobile applications
Familiarity with common stacks
Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
Knowledge of multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks (e.g. Angular, React, Node.js, React native)
Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
Excellent communication and teamwork skills
Great attention to detail
Organizational skills
An analytical mind
Degree in Computer Science, Statistics or relevant field
Job description
Experience: At least 2- 5 years of experience in the IT industry
Technical Abilities:
You should have hands on experience in Web development.
You must have expertise in at least one of these languages: Python, Ruby, Javascript.
You should have working knowledge of a few of these frameworks: Django, Rails, Angular, React, React native.
You must have expertise in working with at least one of these databases: MongoDB, PostGres
You knowledge of the following is preferred: Hadoop, Spark, Kafka, ElasticSearch.
You should have good design development skills in web markup, including HTML5, CSS3.
You should have a solid understanding of web technologies, like, JSON, RESTful APIs, OAuth, etc.
You should be familiar with automated deployment, AWS infrastructure, Docker or similar containers.
You should be VERY well versed with Agile Methodology and Iterative development.
You should have worked in an Agile process and be familiar with standard development tools and processes Viz., code reviews, Bitbucket/Git, PivotalTracker/JIRA, etc.
In addition to Frontend skills (Angular, React, HTML, Bootstrap), they MUST HAVE server- side skills.

Fullstack Developer
Features:
Expertise in one/more programming languages preferably
python, Django framework..(Mandate)
Very good in Database Management Systems [ SQL, NoSql ]
Experience in html, css, javascript using React.js.(Mandate)
Preferred technology stack.
Languages: Python, Javascript, reactJs
Frameworks: Django,
Databases: Postgresql, Mysql, Sqlite
- The Application Developer will be responsible for developing custom solutions specializing in C# and NET technologies to support the overall enterprise application initiatives Guides team members in
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