Fullstack Developer

About POSHN

POSHN is a dynamic India-based ag-fintech venture founded in 2020 and supported by leading marquee financial institutions. We are on a mission to organize and digitally transform the global agri-supply chain market. By applying first principles thinking, we are re-imagining solutions with a tech-product-first mindset. The agri-supply chain space is gigantic, complex, and has been largely unorganized. At POSHN, we are taking the hassle out of it by creating a platform that empowers our products and facilitates a better, efficient, and seamless experience between stakeholders.

About the Team

Our core team consists of alumni from BITS Pilani, IIM, and XLRI, each with a decade-long experience in supply chain, technology, and product development. Previously, we have built several highly impactful tech-product startups from the ground up.

About the Role: Full Stack Engineer

We are looking for a talented and motivated Full Stack Developer with 2-4 years of experience to join our team. In this role, you will work closely with our team to define the product roadmap and take ownership of the web development stack. You will have the flexibility to innovate and implement new solutions that enhance our platform, working alongside UX, data engineering, and other key stakeholders.

Key Responsibilities

• Full Stack Development: Design, build, and configure applications to meet business processes and application requirements. You will work across the frontend and backend, ensuring seamless integration and functionality.

• Frontend Engineering: Convert designs into smooth, user-friendly interfaces. Analyze UI/UX designs and suggest the best approaches for implementation.

• Backend Engineering: Build scalable backend systems using microservices architecture. Optimize database models, queries, and ensure high availability and performance.

• Requirements Gathering: Capture and clearly articulate technical requirements by working closely with stakeholders and end customers. Prioritize tasks to meet business objectives.

• Code Quality: Write testable, scalable, and efficient code. Lead code reviews and ensure that software quality standards are met.

• Solution Implementation: Take ownership of assigned products, ensuring timely and efficient delivery. Carry out solution testing, including root-cause analysis, and suggest logical alternatives when needed.

Career Experience

• Experience: 2-4 years of experience in full stack development, including significant contributions to at least three web development projects.

• Technical Expertise: Proficient in frontend frameworks (VueJS, ReactJS, or AngularJS) and backend technologies (NodeJS, Go, or Python).

• Microservices Architecture: Experience building scalable backend microservices architecture.

• Database Management: Expertise in SQL, NoSQL, and database optimization.

• Agile Methodologies: Familiar with agile development practices, including coding standards, documentation, unit testing, and version control using Git.

Bonus Points/Nice to Have

• E-commerce/Supply Chain Experience: Any experience or knowledge in the e-commerce or supply chain industry.

About You

• Creative and Innovative: You enjoy designing and building complex software systems and are not afraid to experiment and try new approaches.

• Ownership: You take responsibility for your work and are committed to delivering high-quality solutions.

• Continuous Learner: You are curious and eager to stay updated with the latest technologies and industry trends.

• Analytical Mind: You have a keen eye for detail and are capable of turning ideas into working applications that deliver real value to customers.

Benefits

• Competitive Salary and ESOPs: Rewarding you for your best work.

• Generous Leave: We believe in work-life balance.

• Exciting Startup Environment: Be a key member of a startup transforming the agri-supply chain industry.

• Collaborative Culture: Work in an open, fun, and supportive environment.

• Training & Development: Grow in the areas that interest you most.

How to Apply

If you are interested for this role, kindly apply on the same. This JD merges the best elements from both descriptions, tailored for a Full Stack Developer role with 2-4 years of experience. Let me know if you need any further adjustments!

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

• Minimum of 3 years of Microsoft Technologies stack (ASP.Net, MVC, WEB API) having web development and UI development experience (frontend and backend).
• Proficient understanding of Single Page Application architecture and frameworks
• Must have exposure to any Relational DB (MSSQL, MYSQL).
• Strong understanding of data structure, SOLID Principles and problem solving skills.
• Strong understanding of Design Patterns for Real world problems.
• Conceptual knowledge of multi-threaded programming and performance monitoring tools.
• Experience in working on trending technologies, .Net Core, Node JS, NoSQL Databases.
• Experience in Micro-services architecture & Micro front end applications
• Experience with Unit Testing framework.
• Proficient understanding of Web UI test methodologies, frameworks and tools, such as BDD, Selenium.
• Proficient understanding of web markup, protocol and client-side scripting technologies in general, including HTML5, CSS3, JavaScript, AJAX, JSON, JQuery, REST API, Angular.
• Must possess strong attention to details, high aesthetical taste, and ability to apply user-centric design approach to produce a delightful and highly usable UI/UX.
• Additional Knowledge/experience Is a Plus
• Experience with automated deployment and associated technologies (helm/yaml/ansible/docker)
• Familiarity with code versioning tools
• Experience in Security Domain or Security Tools for Application Validation/Scanning will be a plus.
• Ability to effectively communicate design, specification, test and implementation details.
• Occasional flexibility to work outside of normal business hours to collaborate with remote teams.
• Proven tracks on the ability to work independently on assigned tasks.
• Excellent analytical and multitasking skills and ability to perform well in a fast-paced environment.

Key Skills:

.NET Core, .NET MVC, .NET , Windows services, Websockets , Client server , REST API, Angular JS , Angular 8+ , dockers , micro services

We are looking for Fullstack Engineers (MERN) to help us in the next stage of our journey with experience in developing real-time server applications based on Node.js, Express.js, MongoDB databases

• Write, execute and maintain clean, reusable, and scalable code
• Integrate our various data storage solutions
• Should be comfortable around both front-end and back-end coding languages, development frameworks, and third-party libraries
• Ensure the responsiveness and boost the performance of our apps
• Find and address the various bottlenecks and bug-fixes
• Help in code automatization

• Proven experience in high-level programming languages like Node.js and Express.js with state management tools like Redux
• Good understanding of React, Next.JS, Bootstrap, and Material UI
• Thorough understanding of modeling and scaling databases like Firebase, and SQL
• Expertise in developing micro-services based REST APIs and exposure to API Gateway
• Should be well-versed with collaboration tools like Git, JIRA, etc
• Comfortable working within GCP, AWS, Azure, or equivalent ecosystem
• Knowledge on open-source technologies such as NoSQL, MongoDB, Data Formats (XML / JSON), JavaScript Frameworks ReactJS, JS, JQuery, CSS, HTML5, in-memory databases, Build tools like webpack.

• 2+ years of prior experience working in a software engineering environment
• B. E in Computer Science/Information Science or equivalent degree

Roles and Responsibilities 

1) Understand client requirements and functionalities. 

2) Write well-designed, testable, efficient code. 

3) Responsible for solving complex technical issues. 

4) Ensure quality projects are delivered within defined timelines. 

5) Active involvement in client communication to understand functional requirements. 

6) Maintain high standards of quality for code, documentation and other deliverables. 

Required Skills 

1) Good experience in Angular/React

2) Hand on Node.JS./Express JS 

3) Database : MongoDB 

4) Experience in Java Script, Typescript. 

5) Experience working in an Agile environment. 

6) Good communication skills.

We are searching for a Senior Full Stack developer to help us to work on our Client projects.

Job Responsibilities--

• Experience with developing real-time application & advance level web projects & mobile apps.
• Strong understanding of front-end technologies, such as HTML5 and CSS3
• Good working experience in advanced JavaScript libraries and frameworks, such as React.js, Node.js, Mobx, Bootstrap, Next.js
• Experience with working with Git(hub)
• Care deeply about clean and functional code
• Experience in Github & AWS a big plus.
• Passionate about learning and staying up to date with the latest technologies
• Are particular about details.
• Project Management Skills.

Benefits:

• Work from home
• Internet Reimbursement

Schedule:

• Monday to Saturday

Supplemental Pay:

• Performance bonus

Education:

• Bachelor's (Required)
• Masters

Experience:

• React: 2-3 years (Required)
• Node.js: 2-3 years (Required)
• Total Work: 2-4 years (Required)
• MongoDB: 2-4 Years years (Required)
• PHP (CI & Laravel) : 2-4 Years (Required)
• Good Project Management Skills.

• Mandatory 5+ years hands-on experience on core Javascript, NodeJs and REST services.
• Familiarity with typescript, advanced javascript ecosystem and MVC architecture.
• Highly experienced in RDBMS (MySQL/Postgres).
• Experience with Tools like Hadoop, GraphQL etc.
• Oriented towards automating and scalable solution approaches.
• Strong technical development experience on effectively writing code, code reviews, best practices code refactoring.
• Experience with various source control tools like GIT, Jenkins CI/CD and Maven.
• Strong experience with containers and container management platforms (Dockers, Kubernetes, etc.).
• Experience working in software development with one or more of the following programming languages; Java, C/C++, C#, Python, JavaScript, and/or Go.
• Experience in Agile development lifecycle methodology.
• Proven problem solving and analytical skills.