
Senior Full Stack Developer (Electron + AI Platform)
Job Title: Founding Engineer / Senior Full Stack Developer (Electron + AI Platform)
Location: Mumbai
Type: Full-time
Compensation: ₹17–20 LPA + 0.4% Equity (ESOP Pool)
Role Overview
We’re hiring a Founding Engineer / Senior Full Stack Developer to help us build an advanced desktop application designed for secure, intelligent, and autonomous workflows. You’ll be one of the first engineering hires and play a critical role in owning the entire product engineering stack—from interface to system orchestration.
This is a high-ownership role for someone who thrives in early-stage environments, enjoys building performance-focused desktop systems, and wants to work at the cutting edge of AI-enabled automation.
What You’ll Work On
- Architect and build a high-performance Electron-based desktop application
- Develop intelligent frontend workflows using React 18, TailwindCSS, and TypeScript
- Build scalable backend services in Node.js 20 with support for secure tool orchestration
- Integrate with external systems like CLI tools, terminal processes, file systems, and MCP-like interfaces
- Build efficient local storage, memory, and prompt-pipeline management systems
- Work on token and session lifecycle, agent command execution, and sandboxed operations
- Ship cross-platform (Windows & macOS) builds using Electron and Vite pipelines
Tech Stack
You should already be comfortable with most of the following:
- Frontend: React 18, Tailwind CSS, TypeScript, Vite
- Backend: Node.js 20, Express.js, CLI process spawning, OS-level scripting
- Desktop: Electron 25, IPC communication, Electron Forge/Builder, native packaging
- AI/Agent Integration: REST APIs to LLMs (Claude, GPT, etc.), prompt engineering, token/tokenizer management
- System-Level: File system manipulation, workspace persistence, multi-threaded job handling
- Tool Control & Integration: Interfacing with command-line tools (MCP-like integrations), automated I/O
- Other: GitHub Actions, secure storage, error logging, telemetry pipelines
What We’re Looking For
- 4+ years of full stack development experience with real-world Electron app delivery
- Strong proficiency in JavaScript/TypeScript (ES6+), including bundling and module systems
- Production-level experience with React and managing state in large apps
- Deep understanding of backend architecture, async task management, and secure file handling
- Ability to work independently in a fast-paced early-stage environment
- Comfortable with cross-platform builds (Windows & macOS)
- Bonus: Experience with embedded AI assistants, autonomous agent frameworks, or toolchain orchestration
What We Offer
- Competitive salary: ₹17–20 LPA
- 0.4% equity via ESOP pool (with early joining incentives)
- High autonomy and strategic influence—work as a true co-creator
- Remote-friendly and async collaboration culture
- Opportunity to build a developer-first product from scratch with real AI depth

About Fenrir Security Private Limited
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Position Overview
We are seeking an experienced Lead Full Stack Developer to join our dynamic team in Bangalore. The ideal candidate will lead full-stack development initiatives, mentor the development team, and deliver scalable, secure, and high-performing solutions using modern technologies.
Key Responsibilities
- Develop and maintain front-end components using AngularJS.
- Build secure RESTful APIs and backend services using Spring Boot.
- Integrate and manage MongoDB for efficient data storage and retrieval.
- Collaborate closely with UI/UX designers, product managers, and QA teams.
- Ensure application performance, responsiveness, and scalability.
- Participate in code reviews and enforce coding best practices.
- Debug and resolve technical issues across the full stack.
- Write and maintain unit and integration tests for frontend and backend.
- Manage Git-based version control and CI/CD pipelines.
- Provide technical leadership and mentor junior developers.
Required Qualifications
Education & Experience:
- Minimum 5 years of professional software development experience.
- Bachelor’s degree in Computer Science, Engineering, or related field.
- Proven track record in full-stack development.
Technical Skills:
- Proficient in AngularJS, JavaScript, TypeScript, HTML, CSS.
- Strong backend skills using Java & Spring Boot.
- Experience with MongoDB, including schema design and queries.
- Solid understanding of REST APIs, HTTP protocols, and web architecture.
- Hands-on experience with Postman, Maven, Git.
- Familiarity with JSON, XML, and serialization formats.
- Strong knowledge of web security best practices.
- Understanding of Agile development methodologies.
- Experience managing CI/CD pipelines.
Leadership Skills:
- Prior experience leading a development team (preferred).
- Ability to mentor, guide, and coach junior developers.
- Strong project planning and coordination abilities.
Soft Skills:
- Exceptional leadership and collaboration skills.
- Strong analytical thinking and problem-solving abilities.
- Excellent verbal and written communication skills.
- Ability to work under pressure and meet tight deadlines.
- Strategic thinking with attention to detail.
- Adaptability to rapidly changing technologies.
- Effective time management and organizational skills.
Preferred (Good-to-Have):
- Background or understanding of electrical systems.
- Experience with cloud platforms & deployment strategies.
- Knowledge of modern frameworks and emerging technologies.
A Skilled Full Stack Developer is a versatile and highly capable software engineer who can handle both front-end and back-end development tasks. They possess a broad understanding of the entire web development stack, enabling them to build and maintain complex web applications. Here's a comprehensive job description outlining their responsibilities, skills, and qualifications:
Job Title: Skilled Full Stack Developer
Job Summary:
We are seeking a highly motivated and experienced Full Stack Developer to join our dynamic team. The ideal candidate will be responsible for designing, developing, and maintaining robust and scalable web applications. You will work across the entire development lifecycle, from conceptualization and design to implementation, testing, and deployment. You will collaborate with cross-functional teams, including designers, product managers, and other developers, to deliver high-quality solutions that meet our business needs.
Responsibilities:
- Full Stack Development: Design, develop, and maintain both front-end and back-end components of web applications.
- Front-End Development:Build responsive and user-friendly interfaces using HTML, CSS, JavaScript, and modern front-endframeworks (e.g., React, Angular, Vue.js).
- Implement UI/UX designs and ensure cross-browser compatibility.
- Optimize front-end performance for speed and scalability.


Full Stack / Front End / Back End Developer
We are currently building the Technology platform for the Global Air Cargo industry ($300B market).
Currently, we have two open roles (1 Front End Engineer & 1 Back End Engineer).
Full Stack Engineers are also desired for the open positions.
These (2) engineers will be part of the Tech team which will be at the core of what we aspire to build.
Looking for Full Stack / Front End / Back End Developer
- Tech Stack (React, node.js, typescript, postgreSQL, AWS)
- loves to code, get hands-on and likes to build products from scratch
- At least 2+ years of experience building software products
- "Build local, Launch global" mindset
- Good with people and teams +
- prior startup experience +
- SaaS platform expertise +
- Work location - Chennai
- So we are looking only for candidates in Chennai or who are open to relocating to Chennai for this opportunity
- Open to explore both Contract & Full time options for the (2) roles
- Working on interesting technical challenges in a product centric and open-source driven environment.
- Providing architectural direction on large-scale enterprise project implementations.
- Structuring teams to ensure there is capacity to work on larger architectural redesign to meet scalability, performance, security or compliance needs.
- Working closely with clients as they build features, functionality, and applications to make the ideal applications for the end customers.
- Developing visioning skills and ability to see the big picture
- Implementing and contributing to engineering practices and processes
What you need to have:
- B.Tech /B.E.; M.Tech
- NodeJs, ExpressJs and Java based applications
- loopback.ioas a framework.
- Elastic search and MongoDB is used as Database
- Angular and Angular 2 is the dominant front-end framework used for development
- HTML5, CSS3, Angular, Angular 2/4/6 stacks
- What we look for in a front-end engineer is someone who has deep hands-on experience with Angular/ AngularJS and proficiency with visual design for a mobile-first product.
- Experience with MEAN stack is a plus.
- It's a joint venture between Front-end and Back-end.
- Docker
- Kubernetes
- Github
- Third-party API integrations
· Software Development and leading supporting development team, status reporting to Project Manager · Should be able to review the code of the team members, should be actively involved in impact analysis · Must take ownership of tasks assigned to self and team · Create and maintain proper documents related to development work · Collaborate with other team to create quicker issue resolution to achieve high customer satisfaction · Manage Source code repositories and internal and external deployment and patches · Clear understanding of requirement from functional team · Coding applications using best practices, documentation. · Involvement in analysis, design, coding, SIT, UAT and support · Should be a self-learner, able to work independently and manage tasks in hand |
BCA/BSC/MCA/MSC/BE or any other graduate with good academic background |
3-9 years in software development |
Web : Angular4+, HTML, JavaScript, CSS, Ajax Frameworks : Spring Boot, Hibernate/JPA, Spring Cloud Micro services Programming: Typescript, Java/J2EE 1.8, Oracle PL SQL IDE Tools : Eclipse, SpringSuit, Visual Studio Code, InteliJ Web servers : Apache Tomcat/JBoss/Wildfly/Weblogic/Maven or any additional web server Source Control – Good knowledge on SVN/Git Databases : Oracle - Strong in Oracle PL / SQL WebServices : SOAP, Restful, WSDL, ETL tools like Talent
|
Good Communication Skills (Verbal & Written) Good Team Player Should be Self-Starter |
Job Responsibilities:
- Be a part of a team developing a rapidly growing product used by thousands of small businesses.
- Responsible for building large scale applications that are high performance, scalable, and resilient in an microservices environment
- Evaluate new technologies and tools such as new frameworks, methodologies, best practices and other areas that will improve overall efficiencies and product quality
Skill Set:
- 3+ years of working experience in developing API centric core Java/J2EE applications using Spring boot, JPA, REST API, XML and JSON
- Experience in frontend framework - any one of Backbone, Angular, Vue or React
- Working experience in any one of the Cloud Platforms - Google Cloud (preferable) or AWS
- Experience in large scale databases - NoSQL and MongoDB.
- Hands on experience in Eclipse based development and using Git, SVN, Junit
- Past experience in startups or product development is a big plus.



- Design the architecture and their solutions
- Define user stories and implement them using agile methodology
- Engage and manage a team of software engineers; including task planning and code reviews
- Have technical ownership of the product
Must have:
- Fullstack experience (React, Node JS, VU, Python)
- Expert in web technology (SaaS)
- Know-how of cloud technology
- Broad experience with multi-platform development tools and toolkits
- Experience in release engineering and configuration management
- Comfort with both client-side and server-side development
- Passion for agile
- Knowledge of CICD pipeline
Bonus if you:
- Have experience working in the healthcare industry
- Are enthusiastic about all things brain science and/or mental well-being
- We are a company that highly values the ability to communicate well. We all take turns at the blog roster, so writing experience and/or enthusiasm is appreciated
- Our core values encourage empathy and innovation, you are gold if you share these

Full Stack Developers at The Seenit Co. are passionate about using technology to create an impact on the world they live in. At Seenit, you will get to collaborate with an accomplished team that loves solving real-world problems. You will get to work on cutting edge projects that will shape the next phase of growth for the global luxury industry.
Seenit’s suite of products enables the leading luxury retailers around the world to transform their customer experience and build loyal relationships with their customers. The apps allow retailers to make use of their existing infrastructure and resources to deliver a truly omnichannel experience in today's rapidly changing world of shopping.
We would welcome someone to the team who:
- Loves to write “clean”, well designed code to solve complex problems
- Can design, develop and test the core product software and databases to ensure strong optimization and functionality
- Is inclined to contribute in all phases of the development lifecycle and takes end to end ownership of the project
- Follows best industry practices
- Is excited to support others to succeed and shine in a collaborative team culture
Your application will require you to have:
- 1+ years of experience in developing web based applications
- Good knowledge of NoSQL databases, and query optimisations
- Experience with MongoDB, Express JS, React JS, Node JS
- Ability to pay attention to UI detail and develop amazing, non-standard user experiences
- Exposure to TypeScript will be plus
- MongoDB for database(NoSQL)
- React JS for web front end(TypeScript)
- Express JS and Node JS for web servers
- AWS is our cloud provider
- Redis for caching
You should work with us because:
- We’re a relaxed diverse group and don’t take ourselves too seriously
- We're creative and want to change the world while we're at it (yes we do!)
- Our products have an international audience and our partners are around the globe
- Team lunches are more frequent than team meetings
- We love to travel and will ask you to take time off to refresh

Our software developer for full stack role would be required to constantly work on building new features as per discussion with the product team.
Our front end code base is in Angular while the backend code base is in Python-Django.
Pre-requisites
- Expert level knowledge of Angular and Javascript
- Intermediate level knowledge of Python
Responsibilities
- Build new products / features from scratch
- Work on implementing and maintaing ticket booking flow on site
- Work on making existing features faster and better
- Work on reducing response time for all our apis
Qualifications & Skills
- Bachelor's degree or equivalent experience
- 1-6 years' experience in full stack development
- Hands-on with angular, python, django, mysql, mongodb, redis, rest-framework
- Ability to multi-task
- Strong verbal, written, and organizational skills
- Good analytical capabilities
- Mobile ecosystem knowledge
Trainman gets more than 5 lakh daily visits and the android app has more than 65 lakh downloads. The role would be challenging, so only those should apply who love working at scale.



