Location: Onsite // Kerala
Experience: MERN Stack // Min. 3 Year
About Us
Helixo is a bootstrapped, profitable company on a mission to create next-gen Shopify apps for next-gen ecommerce brands.
We're building the Apple of Shopify - an ecosystem of 15 AI-first apps so seamless and loved, they become the operating system for ecommerce.
Brands like Decathlon, Nykaa, and Bellavita have already generated over $120 million in extra revenue through our products. But that's not enough.
Our eyes are on the $1 billion impact mark in next 3 years (1,00,00,00,000 - yes, those zeros are real!).
And we're rebuilding our flagship app to get there.
Mission: MUGA - Make UFE Great Again
We're on a mission to reclaim the UFE.ai app's #1 spot on the Shopify App Store.
To make that happen, we're looking for a Senior MERN Stack Developer who: Thinks like an owner, Writes scalable, clean, and reliable code, Takes end-to-end ownership of features and systems and Executes fast like a startup engineer
If you enjoy building impactful products and pushing engineering boundaries, this is your place.
We only live once - so why waste it doing ordinary work Join the $1B impact rocketship.
What We Need in Our Senior MERN Stack Developer
We're looking for a passionate Sr. MERN Stack Developer to help us build and scale our Shopify SaaS applications. You'll be responsible for developing robust features end-to-end using MongoDB, Express.js, React.js, and Node.js. You'll work closely with our product and design teams to deliver seamless, high-performance user experiences. This role also offers the opportunity to shape our codebase, influence architecture decisions, and grow into a core engineering leader as we scale.
Responsibilities
- Design, develop, and scale robust web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js) with a strong focus on long-term maintainability.
- Take end-to-end ownership of key modules and features, from technical design to production rollout.
- Perform code reviews, enforce coding standards, and ensure best practices across the team.
- Mentor junior developers by providing technical guidance, feedback, and support for skill growth.
- Actively contribute to architecture discussions, scalability planning, and technical decision-making.
- Participate in and help drive agile ceremonies (sprint planning, stand-ups, retrospectives) with a leadership mindset.
- Identify, debug, and resolve complex production issues and performance bottlenecks.
- Continuously suggest improvements to engineering processes, team efficiency, and product quality.
- Gradually take on people management responsibilities, including task allocation, progress tracking, and supporting team collaboration.
Required Skills and Qualifications
- 35 years of hands-on experience building and maintaining real-world applications using the MERN stack.
- Strong expertise in React.js and Node.js, with a solid understanding of component architecture, state management, and RESTful API design.
- Proven experience with MongoDB, Express.js, Git-based workflows, and effective debugging practices.
- Strong foundation in HTML, CSS, and modern JavaScript (ES6+), with an eye for performance and scalability.
- Ability to analyze problems deeply, make sound technical decisions, and design scalable solutions.
- Demonstrated ownership mindset with the ability to work independently without micromanagement.
- Experience or strong interest in code reviews, mentoring, and guiding other developers.
- Good communication skills with the ability to collaborate effectively across product, design, and engineering teams.
- Working knowledge of AI-assisted development tools and best practices for writing secure, scalable, and production-ready code.
- Interest in people management and technical leadership, with readiness to grow into a Product Team Lead role.
Bonus Skills
- Experience with Remix, Next.js, or TypeScript.
- Previous work on Shopify apps or eCommerce platforms.
- Exposure to DevOps, CI/CD, or cloud hosting (like Vercel or AWS).
- Contributions to open-source or side projects.
- Familiarity with performance optimization techniques.
What we offer
- The opportunity to play a pivotal role in a fast-growing startup.
- The chance to work with a dedicated and passionate team.
- A platform to innovate, learn, and contribute at every step.
Why Helixo
- Work with a team that values collaboration, learning, and innovation.
- Opportunities for professional growth and career advancement.
- Competitive remuneration and benefits package.
- Contribute to building tools that empower thousands of e-commerce merchants.
What We're Not Looking For
- Candidates who need constant hand-holding and aren't proactive in problem-solving.
- Developers who are resistant to feedback or uncomfortable in a fast-paced, evolving environment.
- Those who over-rely on StackOverflow (btw, stackoverflow is no more) or AI without understanding the core logic.
- Vibe coding guy without logical thinking
- Individuals who struggle with basic version control or writing scalable code.
- Candidates unwilling to take end-to-end responsibility for the features they build.
- Lack of accountability or poor communication within a collaborative team setup.
A Personal Note:
Your personal mission
You should be able to build your own kickass startup after Helixo.
This isn't a safe role. It's a front-row seat to chaos, ownership, and clarity.
If that excites you more than it scares you - let's talk.
How to apply
Send your resume telling us:
- Why you're interested in this role, What caught your eyes
- One product you've shipped that you're proud of
- How would you build a team you can go to war with, one that fits in your hand and never drops the ball
Email: [Confidential Information]
Subject: I'm your Builder for $1B impact // [Your Name]
Footnote: Feeling stuck in your present job's monotony Seeking a role filled with thrills and challenges Join us at Helixo, We are rapidly growing, and we need team members like you!
