Sr. Frontend Engineer-Roundel

Roundel; Brooklyn Park (MN); On-site; USD 98,000 - 176,000; Full time

Job summary

Roundel is Target’s media business and supports Roundel Media Studio, Target’s self-service ad campaign platform for external advertisers.

The Senior Engineer will develop scalable frontend solutions using TypeScript and React, shaping architecture, and guiding engineers while collaborating with product, design, and backend teams to deliver accessible, high-performance experiences.

Qualifications

• 4 year degree or equivalent experience
• 5+ years of software development experience
• Proficiency in TypeScript/JavaScript, React, and frontend engineering practices
• Ability to integrate frontend applications with REST services and data models

Responsibilities

• Develop and gain insight in the application architecture.
• Distill abstract architecture into concrete design; influence implementation.
• Mentor engineers through code reviews and best practices.
• Collaborate with product, design, and backend teams to influence technical direction.

Skills

Software development

TypeScript/JavaScript

React

Frontend architecture

Mentoring engineers

Cross-functional collaboration

Education

4 year degree or equivalent experience

Tools

Next.js

Jest

Cypress

Playwright

Design systems

Figma

Job description

The pay range is $98,000.00 - $176,000.00 Pay is based on several factors which vary based on position. These include labor markets and in some instances may include education, work experience and certifications.

In addition to your pay, Target cares about and invests in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves. Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation.

About us:

Working at Target means helping all families discover the joy of everyday life. We bring that vision to life through our values and culture.

Roundel is Target’s $1B+ media business, built on first-party data, brand-safe environments, and measurable business outcomes for clients. As a key growth engine, Roundel is redefining value in the advertising industry by solving core challenges rather than replicating existing models. Target Tech powers this mission by delivering the systems, tools, and platforms that enable reliable, scalable, and secure experiences across the enterprise.

As a Senior Engineer, you serve as a specialist in the engineering team that supports the product. You help develop and gain insight in the application architecture. You can distill an abstract architecture into concrete design and influence the implementation. You show expertise in applying the appropriate software engineering patterns to build robust and scalable systems. You are an expert in programming and apply your skills in developing the product. You have the skills to design and implement the architecture on your own, but choose to influence your fellow engineers by proposing software designs, providing feedback on software designs and/or implementation. You show good problem solving skills and can help the team in triaging operational issues. You leverage your expertise in eliminating repeat occurrences.

About this Team:

Roundel Media Studio is Target’s ad campaign management platform that enables external companies to create, manage, and optimize advertising campaigns with Target. As a self-service application, it allows advertisers to independently run product ad campaigns through the platform, reducing reliance on internal teams and expanding scalable campaign management capabilities. This role will support Roundel Media Studio, Target’s self-service ad campaign management platform for external advertisers. The platform enables companies to directly create and manage their product advertising campaigns with Target. Use your skills, experience and talents to be a part of groundbreaking thinking and visionary goals.

About you:

• 4 year degree or equivalent experience
• 5+ years of software development experience
• Demonstrates strong domain-specific knowledge regarding Target’s technology capabilities, and key competitors’ products and differentiating features
• Demonstrates strong proficiency in TypeScript/JavaScript, React, and modern frontend engineering practices, with deep knowledge of browser behavior, rendering, performance, and accessibility
• Architects and delivers scalable, maintainable, testable, performant, and secure frontend solutions using modern architecture patterns, shared components, and reusable design practices
• Translates user and business requirements into intuitive, accessible, and user-centered experiences, rapidly validating technical and UX feasibility
• Integrates frontend applications with REST services and diverse data models while applying appropriate data standards, policies, and governance practices
• Drives frontend quality and reliability through automated testing, observability, performance optimization, security, and robust CI/CD practices
• Partners effectively with product, design, backend engineering, and other cross-functional teams to influence technical direction, UX, accessibility, and quality standards
• Breaks down complex technical problems into actionable solutions, communicates technical decisions clearly, and mentors engineers through code reviews and engineering best practices

Skills required:

• Experience with Next.js or other modern React application architecture
• Experience with frontend testing tools such as Jest, Cypress, and Playwright
• Experience with design systems, component libraries, and frontend architecture patterns such as micro-frontends
• Familiarity with accessibility standards and tooling, like WCAG, ARIA, Lighthouse, Stark, or axe
• Experience working with design tools such as Figma or Adobe XD
• Experience supporting production applications through monitoring, observability, and on-call practices

Nice to have:

• Experience improving developer experience and automating frontend development workflows
• Experience with API development and testing tools such as Postman or Insomnia
• Familiarity with backend technologies such as Kotlin is a plus
• Familiarity with data stores such as MongoDB or PostgreSQL
• Experience leveraging AI-enabled tooling to enhance design, development, testing, and engineering productivity

Core responsibilities of this job are described within this job description.

Job duties may change at any time due to business needs.

This position will operate as a Hybrid/Flex for Your Day work arrangement based on Target’s needs. A Hybrid/Flex for Your Day work arrangement means the team member’s core role will need to be performed both onsite at the Target HQ MN location the role is assigned to and virtually, depending upon what your role, team and tasks require for that day. Work duties cannot be performed outside of the country of the primary work location, unless otherwise prescribed by Target.

Benefits Eligibility Please paste this url into your preferred browser to learn about benefits eligibility for this role: https://tgt.biz/BenefitsForYou_D

Americans with Disabilities Act (ADA) In compliance with state and federal laws, Target will make reasonable accommodations for applicants with disabilities. If a reasonable accommodation is needed to participate in the job application or interview process, please reach out to [e-mail]. Non-accommodation-related requests, such as application follow-ups or technical issues, will not be addressed through this channel.

Target is one of the world’s most recognized brands and one of America’s leading retailers. We make Target our guests’ preferred shopping destination by offering outstanding value, inspiration, innovation and an exceptional guest experience that no other retailer can deliver.

Target is committed to responsible corporate citizenship, ethical business practices, environmental stewardship and generous community support.

Since 1946, we have given 5 percent of our profits back to our communities. Our goal is to work as one team to fulfill our unique brand promise to our guests, wherever and whenever they choose to shop.

Our Benefits We care about and invest in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves. Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation.