Freelance User Interface Designer

Company Description

SustLabs is housed inside the IIT Bombay campus. The company has built an OS for smart meters, and its AI-powered bot provides detailed insights into energy consumption, enabling users to achieve concrete energy efficiency. We detect potential electrical fires, uncover energy usage patterns, and promote substantial savings, leading the shift toward smarter, sustainable homes.

About the Role

We’re looking for freelance UI/UX Designers to jump in and help us bring clarity, delight, and polish to our product interfaces. You'll work closely with product, engineering, and brand teams to design intuitive and beautiful user interfaces for our web and mobile apps, built on top of powerful IoT systems. This is a critical opportunity for someone who wants to shape the user experience and take end-to-end ownership of the visual interface.

What You'll Do:

- Translate product requirements and rough wireframes into high-fidelity UI designs

- Design clean, modern, and responsive interfaces across web and mobile platforms

- Create and maintain design systems, components, and style guides

- Collaborate closely with engineers to ensure smooth handoff and design fidelity

- Push for clarity, consistency, and elegance in every screen

- Iterate quickly based on feedback and real-world constraints

Tools & Skills:

- Design Tools: Figma (must), FigJam or similar

- Style: Strong visual design fundamentals—layout, colour, typography, hierarchy

- Workflow: Familiar with design systems, developer handoff, and quick iteration cycles

- Bonus: Experience designing dashboards, data visualizations, or IoT interfaces

- Extra Bonus: You’ve built interactive prototypes and love sweating the micro-interactions

What You Bring:

- 3+ years of experience in UI or product design

- A sharp eye for detail and a clean, modern design aesthetic

- Ability to move quickly and independently, while staying aligned with product goals

- A strong portfolio showcasing real product work (not just Dribble shots)

- Contract-ready: able to commit full-time for 3 months, with flexibility for extension if it’s a mutual fit

- Bonus: You enjoy working with engineers who speak in API endpoints and sensor data

Why Us:

- Because we are stopping electrical fires globally!!

- Be part of a team where great work and great vibes go hand in hand!

- High ownership, no micromanagement, and an open feedback culture

- Clear deliverables, rapid cycles, and the chance to leave a strong visual imprint

- Work with some of the best minds in a culture that values ownership, impact, and joy

- Build at the intersection of hardware and intelligence, where the physical world meets data