Senior Front End Engineer

Irvine, CA
Verus /
Fulltime /
At LeoTech, we are passionate about building software that solves real-world problems in the Public Safety sector. Our software has been used to help the fight against continuing criminal enterprises, drug trafficking organizations, identifying financial fraud, disrupting sex and human trafficking rings and focusing on mental health matters to name a few.


    • As a Senior Frontend Engineer, you'll lead the charge in enhancing our innovative product features, focusing on intelligence and public safety.
    • As a member of our Core application team, you'll spearhead the development and upkeep of our meticulously crafted frontend library of apps.
    • You'll dive into every stage of the product lifecycle, from ideation and design to prototyping, implementation, and delivery.
    • You will work closely with our dynamic team of product managers, designers, and backend engineers to craft cutting-edge, data-driven applications.
    • You'll engage in impactful technical and product decision-making, while also rolling up your sleeves to optimize the team's workflows and produce code that's both thoughtful and maintainable.

What We Value

    • Over 6 years of experience writing production-quality HTML, CSS, and JavaScript/TypeScript.
    • Skill in developing applications utilizing modern JavaScript frameworks such as React, Angular, or Vue.
    • Expertise in frontend testing strategies and frameworks such as React-Testing-Library, Vitest, Jest, and Playwright
    • A solid understanding of data structures, algorithms, performance optimization, and system design.
    • Strong background in fields such as Computer Science and Software Engineering.
    • Familiarity with multiple web APIs (e.g. WebSockets, Web Workers, RESTful, GraphQL, WebRTC, Canvas etc.).
    • Adaptability in new environments, able to swiftly translate conceptual ideas into functional prototypes independently and efficiently.
    • A keen eye for detail, striving for pixel-perfect designs and optimizing performance to elevate our product's impact.
    • Passion for the latest frontend developments, shares knowledge through code reviews and internal tech lectures, and adheres to best practices.
    • Recognition of the implications of technical decisions on end-users and a focus on user-centric development.
    • Experience with Agile methodologies, proficiency in tools like JIRA and Confluence.
    • Comfortability thriving in fast-paced environments, ability to manage dynamic objectives and iterate quickly.
    • Demonstrated ability to learn continuously, work autonomously, and make well-informed decisions with minimal oversight.

Technologies We Use

    • We are hosted on AWS Cloud and use numerous AWS services.
    • TypeScript and React are central to our front-end development.
    • We use MUI as our primary Design Systems and customize to meet our users' needs.
    • We use Figma for Design and Prototype collaboration.
    • Our backend languages primarily consist of Elixir, NodeJS and some Python.
    • Terraform, CloudFormation, Ansible are leveraged for our Infrastructure deployment and automation.
    • Industry-standard build tooling and CI/CD using GitHub.
    • A low-code test automation framework for end-to-end testing.
    • A mix of open-source and proprietary technologies that are tailored to the problems at hand.

What You Can Expect

    • Enjoy great team camaraderie whether at our Irvine office or working remotely.  
    • Thrive on the fast pace and challenging problems to solve.  
    • Modern technologies and tools.
    • Continuous learning environment.
    • Opportunity to communicate and work with people of all technical levels in a team environment.
    • Grow as you are given feedback and incorporate it into your work.
    • Be part of a self-managing team that enjoys support and direction when required.  
    • 3 weeks of paid vacation – out the gate!!  
    • Competitive Salary.
    • Generous medical, dental, and vision plans.
    • Sick, and paid holidays are offered.
    • Stand/ sit workstations.
    • Kitchen stocked with snacks and drinks on site.
    • Work with talented and collaborative co-workers.
    • Casual environment.
LeoTech is committed to a diverse and inclusive workforce. We are an equal opportunity employer and do not discriminate on the basis of race, ethnicity, gender, gender identity, sexual orientation, protected veteran status, disability, age, or another legally protected status.