Senior Software Engineer

About Builder.ai 

We’re on a mission to make app building so easy everyone can do it – regardless of their background, tech knowledge or budget.  We’ve already helped thousands of entrepreneurs, small businesses and even global brands, like the BBC, Makro and Pepsi achieve their software goals and we’ve only just started. 

Builder.ai was voted as one of 2023’s ‘Most Innovative Companies in AI’ by Fast Company, and won Europas 2022 ‘Scaleup of the Year’. Our team has grown to over 800 people across the world and our recent announcement of $250m Series D funding (and partnership with Microsoft) means there’s never been a more exciting time to become a Builder.

Life at Builder.ai

At Builder.ai we encourage you to experiment! Each role at Builder has unlimited opportunities to learn, progress and challenge the status quo. We want you to help us become even better at supporting our customers and take AI app building to new heights.

Our global team is diverse, collaborative and exceptionally talented. We hire people for their differences but all unite with our shared belief in Builder’s HEARTT values: (Heart, Entrepreneurship, Accountability, Respect, Trust and Transparency) and a let’s-get-stuff-done attitude.

In return for your skills and commitment, we offer a range of great perks, from hybrid working and a discretionary variable pay or commision scheme, to employee stock options, generous paid leave, and trips abroad #WhatWillYouBuild

About the role

As a frontend developer for our innovative whiteboard tool, you will play a critical role in designing and implementing interactive and user-friendly web applications. Your expertise in modern web technologies will enhance collaboration and creativity among users, delivering a seamless and engaging experience.

Why you should join

Be part of a dynamic team that values innovation, creativity, and collaboration. This role offers the opportunity to work on cutting-edge projects and to make a significant impact on our product development.

You'll be responsible for

• Developing and maintaining the frontend of the whiteboard tool using JavaScript, HTML/CSS, React.js and Redux.
• Working with Canvas for creating and manipulating graphics on the web using libraries like Fabric.js / D3.js / Joint.js.
• Implementing graphics rendering techniques using the Canvas API and SVG.
• Building real-time collaboration features with WebSockets to enhance user interaction.
• Ensuring responsive and accessible UI design that meets user needs.
• Collaborating with backend developers for seamless data integration and feature implementation.

• Proficient in JavaScript, HTML/CSS, React.js, Redux and libraries like Fabric.js / D3.js / Joint.js
• Strong understanding of the Canvas API and SVG for graphic rendering.
• Experience with real-time collaboration technologies (e.g., WebSockets).
• Understanding of Clipbaord API
• Understanding of backend technologies (e.g., Node.js).
• Knowledge of security best practices for web applications.
• Familiarity with testing methodologies, including unit, integration, and user testing.
• Excellent communication and teamwork skills.
• Important Data Structures and Algorithms Familiarity
  Data Structures:
• LinkedList
• Trees

Algorithms:

• Searching, Sorting
• Text + Word Wrapping Algorithms

Techniques:

• Encoding / Decoding
• Compression / Decompression