Senior UI Experimentation Platform Engineer

REMOTE

ARGENTINA

October 8, 2025

Svitla Systems Inc. is looking for a Senior UI Experimentation Platform Engineer for a full-time position (40 hours per week) in Argentina.

Our client is a San Francisco-based company that offers an online personal styling service, leveraging advanced AI, machine learning, and expert stylists to deliver personalized clothing recommendations. As a data-driven retail platform, it combines technology and human insight to transform how people discover and shop for clothing.

Data & Business Systems Team is at the core of the company ecosystem, enabling the partners to operate with data-driven precision and innovate with a client-driven purpose.

They ingest, transform, store, build, analyze, and surface the foundations that enable the partners to turn information into insight and ideas into product. As an experienced UI engineer, you will be responsible for the front-end applications that the stakeholders rely on. You will have the chance to support and influence the entryway to experimentation for many of the partners.

These UIs enable research into human-in-the-loop behavior through experimental design, workflow orchestration, and analysis, driving strategic business decisions. This role will support projects across two high-visibility teams, Data Platform and Experimentation.

REQUIREMENTS

• 5+ years of work experience in user interface (UI) development.
• A degree in an engineering or user experience development field.
• Experience building scalable and maintainable production applications in JavaScript/TypeScript, React, and Python.
• Expertise in partnering cross-functionally and enjoying gathering input from stakeholders.
• The ability to help simplify and move complex problems forward.
• A practical and proactive communicator who helps translate user needs into cohesive and well-designed products.
• Innovative and inspired individual to take on new challenges, and you do not shy away from potential failure

RESPONSIBILITIES

• Design and build user experiences for internal applications that are integral to the business's operations.
• Collaborate with teams across the company, including data science, data engineering, product, platform engineering, and experimentation, to deliver user experiences that are easy-to-use, easy-to-understand, and easy-to-maintain.
• Be a strategic voice in the design and development of high-impact projects.
• Build a culture of technical collaboration and scalable, resilient systems.
• Work with bright and kind colleagues who are passionate about their craft.

WE OFFER

• US and EU projects based on advanced technologies.
• Competitive compensation based on skills and experience.
• Comprehensive private medical insurance.
• Regular performance appraisals to support your growth.
• Flexibility in workspace, either remote, our welcoming office or local coworking.
• Bonuses for recommendations of new employees.
• Bonuses for article writing, public talks, other activities.
• 15 vacation days, 10 national holidays, sick leaves.
• Personalized learning program tailored to your interests and skill development.
• Free tech webinars and meetups organized by Svitla.
• Fun corporate online\offline celebrations and activities.
• Well-established remote culture.
• Awesome team, friendly and supportive community

ABOUT SVITLA

Svitla Systems is a global digital solutions company headquartered in the U.S. and operating across the Americas, Europe, Asia, and APAC. Since 2003, we have served a wide range of clients — from innovative start-ups to Fortune 500 companies.

Our success is built on partnership. By integrating seamlessly with clients' teams, we create lasting collaborations that drive real results.

We are strong advocates of workplace flexibility, remote culture, individual approach to professional and personal growth.

Svitla is proud to be an equal opportunity employer. All qualified applicants will receive consideration for cooperation without regard to age, gender identity, sexual orientation, religion, race, color, national origin, disability, or any other characteristic protected by applicable law.

Our global mission is to build a business that contributes to wellbeing of our partners, personnel, and their families, improves our communities, and makes a lasting difference in the world.

Together, we are coding a brighter tomorrow — and living it.

Join us

LET'S MEET IN PERSON

Email:

LinkedIn:

Anastasia Tkachenko