Senior Frontend Developer

Liminal is hiring key product development team members to build the future of generative AI security. This is an unparalleled, ground-zero opportunity to join the engineering team of a well-capitalized, revenue-generating AI-focused startup supported by one of the top-performing venture studios in the US.

As an early-stage Senior Front End Engineer, you will play a pivotal role in building the Liminal platform by owning one of its key pillars: UI. You will be at the forefront of developing a cutting-edge AI security solution, working closely with our talented team to design, build, and bring safe, secure generative AI to regulated industries.

What You’ll Do:

• Collaborate with the existing Senior Front-End Engineer and Tech Lead to design and implement user-friendly and efficient front-end solutions for our B2B cloud SaaS platform.
• Take a lead role in developing and maintaining front-end components using TypeScript and React, ensuring a responsive and visually appealing user interface.
• Work closely with product managers and designers to translate wireframes and design mockups into functional web applications, providing input on user experience (UX) improvements.
• Participate in code reviews and provide constructive feedback to ensure code quality, maintainability, and adherence to best practices.
• Troubleshoot and debug front-end issues, identifying and resolving performance bottlenecks, cross-browser compatibility issues, and other technical challenges.
• Collaborate with the back-end development team (using TypeScript and Node) to integrate front-end components seamlessly with the server-side logic and APIs.
• Optimize application performance and ensure fast load times by implementing efficient caching, lazy loading, and other front-end optimization techniques.
• Stay up-to-date with the latest web development trends, technologies, and best practices, and share knowledge with the team.
• Mentor and provide guidance to junior front-end developers, fostering a culture of continuous learning and growth within the team.
• Assist in the development of unit tests and end-to-end tests to ensure the reliability and stability of the front-end codebase.
• Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives, to deliver high-quality features and improvements on schedule.
• Collaborate with the quality assurance team to ensure thorough testing and validation of the front-end functionality, addressing any reported issues promptly.
• Contribute to the documentation of front-end architecture, codebase, and development processes to facilitate knowledge sharing and onboarding of new team members.
• Take ownership of front-end performance monitoring and optimization, ensuring a smooth and efficient user experience for our B2B customers.

What You’ll Need:

• 4+ years of experience working in a software engineering role on a product development team
• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent work experience
• Proficiency in TypeScript and hands-on experience with React.js, including the ability to build complex and interactive user interfaces.
• Strong knowledge of HTML5 and CSS3, including responsive web design and CSS preprocessors (e.g., Sass or Less).
• Proficient in state management libraries/frameworks such as Redux, MobX, or Recoil to handle complex application states.
• Familiarity with consuming RESTful APIs and integrating front-end components with back-end services.
• Ability to collaborate effectively with back-end developers, understanding RESTful API endpoints and collaborating on data exchange formats (JSON, XML).
• Proficiency in using Git for version control, including branching, merging, and resolving conflicts.
• Experience with build tools like Webpack, Babel, and package managers like npm or Yarn.
• A strong understanding of responsive web design principles and the ability to create layouts that work across different devices and screen sizes.
• Knowledge of cross-browser compatibility issues and solutions to ensure consistent rendering across major browsers.
• Skills in optimizing front-end performance, including code splitting, lazy loading, and minimizing render-blocking resources.
• Proficiency in debugging tools and front-end testing frameworks (e.g., Jest, React Testing Library) to ensure code quality.
• Familiarity with collaboration and project management tools such as JIRA, Confluence, or similar.
• Experience working in Agile/Scrum environments, including participating in sprint planning and daily stand-ups.
• Awareness of CI/CD pipelines and their integration into the development process.
• Understanding of DevOps principles and the ability to collaborate with DevOps teams for infrastructure and deployment considerations.
• Strong problem-solving skills with the ability to diagnose and resolve front-end issues efficiently.
• Excellent communication skills to collaborate effectively with cross-functional teams, including back-end developers, designers, and product managers.
• The capacity to adapt to evolving technologies and frameworks in the rapidly changing field of front-end development.
• Ability to document code, processes, and best practices for knowledge sharing and onboarding.

Compensation:

• $120k - $140k annual salary based on experience

Our Values:

• We are kind - We assume positive intent, celebrate co-workers' success, avoid toxic behaviors, and call out bad acting when we see it
• We earn trust- we are authentic, humble, and empathetic. Empathy is the cornerstone of building trust. And in a world that is certain to be full of change, trust is a requirement
• We are fearless- We are bold, honest, direct, and candid. We have the courage to challenge assumptions and push boundaries. And we are not afraid when someone challenges us. If we make mistakes, which we will, they are unique and good opportunities to learn
• We value discourse, not dissonance- Constructive discourse is exceptionally healthy and desirable. Expect to be challenged and rise to the occasion! Create space for the best ideas to rise to the top and let data be the ultimate decision-maker, not emotion
• We seek understanding, not consensus- As leaders, we stand firm in our informed convictions until overturned by data. It’s healthy to disagree, but we commit to the outcome when a decision is made
• We are owners- We empower each other to problem solve and take the initiative necessary to meet our goals. We are purposeful and intentional in our thinking and know that we are individually accountable for our own impacts on the company's results
• We are curious- We are passionate about learning and constantly seek out opportunities to grow and develop. Our space changes by the day and we adapt and mature with it

Liminal is an equal opportunity employer, and we value diversity at our company. We don’t discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.