Senior Frontend Developer

Jobgether; Brasil; On-site; BRL 180,000 - 300,000; Full time

Benefits offered by this job

International projects

Healthcare benefits

Paid time off

Professional development and LinkedIn 

Global career opportunities

Community involvement

Job summary

Jobgether is seeking a Senior Frontend Developer based in Brazil to work with a partner company on A/B testing and personalization projects using HTML, JavaScript, jQuery, and CSS. You will collaborate with marketing, optimization consultants, and IT to translate business goals into scalable frontend solutions.

You will contribute to documentation, project estimates, and QA reviews, while maintaining high-quality frontend performance and user experience across international campaigns.

Qualifications

• 3+ years of frontend web development experience focusing on HTML, JavaScript, jQuery and CSS.
• Experience with Adobe Target or similar A/B testing and personalization platforms.
• 3+ years of experience with Adobe Experience Manager (AEM) or similar CMS.
• XF familiarity is advantageous.
• Strong problem solving and independent work style.
• Good understanding of digital marketing concepts and UX principles.
• Excellent written and spoken English.

Responsibilities

• Develop frontend experiences for A/B testing and personalization using HTML, JavaScript, jQuery, and CSS.
• Ensure testing and personalization solutions are scalable and aligned with stakeholder needs.
• Conduct weekly QA/QC reviews of live tests and campaigns.
• Prepare technical documentation and effort estimates for projects.
• Explain concepts and estimates clearly to business stakeholders in English.
• Collaborate with optimization consultants and stakeholders across Marketing and IT.
• Identify and troubleshoot frontend challenges to improve UX.

Skills

HTML

JavaScript

jQuery

CSS

English (B2)

Education

Bachelor's degree

Master's degree

Tools

Adobe Target

Adobe Experience Manager (AEM)

Adobe Analytics

Adobe Launch

Adobe Experience Fragments (XF)

Job description

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Frontend Developer based in Brazil.

This is an opportunity to create impactful digital experiences by developing high-quality frontend solutions that support experimentation, personalization, and customer engagement. You will work with modern web technologies and tools to build tailored experiences that help improve digital performance and user satisfaction. Collaborating closely with marketing professionals, developers, optimization consultants, and IT stakeholders, you will translate business objectives into scalable technical implementations. You will also play an important role in maintaining the quality and reliability of A/B tests and personalization campaigns through regular reviews and technical audits. Beyond hands‑on development, you will contribute to documentation, project estimates, and clear communication between technical and business teams. This role is ideal for a proactive developer who enjoys solving complex challenges, working independently, and contributing to a collaborative international environment.

Accountabilities

• Participate in regular project meetings and communicate clearly in written and spoken English through project management tools when collaborating with marketers and fellow developers.

• Develop frontend experiences for A/B testing and personalization initiatives within Adobe Target using HTML, JavaScript, jQuery, and CSS.

• Ensure testing, personalization, and related technical solutions are scalable, repeatable, effective, and aligned with stakeholder requirements.

• Conduct weekly quality assurance (QA) and quality control (QC) reviews of live A/B tests and personalization campaigns.

• Perform additional technical audits to verify correct implementation and ensure the reliability of experimentation activities.

• Prepare technical documentation and effort estimates for A/B testing and personalization projects.

• Explain technical concepts, implementation details, and estimates clearly to business stakeholders in both written and verbal English.

• Build and maintain strong working relationships with optimization consultants and stakeholders across Marketing and IT.

• Troubleshoot technical challenges and contribute to continuous improvements in frontend quality and user experience.

Requirements

• At least 3 years of relevant frontend web development experience, with strong practical knowledge of HTML, JavaScript, jQuery, and CSS.

• Experience with Adobe Target or similar A/B testing and personalization platforms, including custom frontend development beyond the capabilities of visual editors such as Adobe's Visual Experience Composer (VEC).

• At least 3 years of experience working with Adobe Experience Manager (AEM) or similar content management systems.

• Familiarity with Adobe Experience Fragments (XF) is considered an advantage.

• Strong technical problem‑solving skills, supported by a curious, analytical, and investigative mindset.

• Ability to work effectively and manage responsibilities with minimal supervision.

• Solid understanding of digital marketing concepts, experimentation practices, and user experience principles.

• Strong collaboration skills and the ability to build and maintain productive relationships with technical and business stakeholders.

• English proficiency at B2 level or higher, with strong written and verbal communication skills and a proactive approach to sharing information.

Nice to have:

• Experience with Adobe Analytics or similar reporting and analytics tools.

• Experience with Adobe Launch or comparable tag management platforms.

• A Bachelor's degree; a Master's degree is considered an additional advantage.

Benefits

• International projects: Opportunities to contribute to projects for leading global brands.

• Global collaboration: Work alongside highly skilled professionals from diverse backgrounds.

• Healthcare benefits: Access to healthcare‑related benefits.

• Employee financial programs: Programs designed to support financial well‑being.

• Paid time off: Paid leave and sick leave.

• Professional development: Access to upskilling, reskilling, and certification courses.

• Online learning: Unlimited access to LinkedIn Learning, including more than 22,000 courses.

• Global career opportunities: Opportunities to pursue professional growth across international projects and teams.

• Community involvement: Opportunities to participate in volunteering and community initiatives.

• Employee groups: Opportunities to connect and collaborate through employee communities.

• Recognized workplace culture: An award‑winning culture recognized by Glassdoor, Newsweek, and LinkedIn.