Senior Developer

Job Summary:

We are seeking a skilled Mid-level Optimisely Developer to join our team and help design, implement, and optimize A/B tests and experimentation strategies using the Optimisely platform. The ideal candidate will have hands-on experience with front-end development, experimentation, and data-driven decision-making to improve user experiences and business outcomes.

Responsibilities

• Design, develop, and implement A/B and multivariate tests using the Optimisely experimentation platform.
• Collaborate with product managers, data analysts, and UX designers to identify testing opportunities and hypotheses.
• Implement front-end changes using JavaScript, HTML, and CSS as part of experiments.
• Analyze experiment results and provide actionable insights to stakeholders.
• Ensure proper QA and monitoring of live experiments to minimize risk.
• Maintain documentation of experiments, test plans, and implementation details.
• Stay updated with best practices in experimentation and feature flagging.
• Troubleshoot and resolve issues related to experiments and feature rollouts.

Primary Skills:

• 6-8 years of experience in front-end development (JavaScript, HTML, CSS).
• Proven experience with Optimisely or similar experimentation platforms (e.g., Optimizely, VWO, Adobe Target).
• Strong understanding of A/B testing methodology and statistical significance.
• Familiarity with analytics tools (Google Analytics, Mixpanel, or similar) to analyze experiment data.
• Experience with feature flagging and rollout strategies is a plus.
• Ability to work collaboratively in cross-functional teams.
• Strong problem-solving skills and attention to detail.
• Excellent communication skills to clearly explain technical concepts and results

Preferred Qualifications:

• Knowledge of React, Angular, or Vue.js frameworks.
• Experience with server-side experimentation.
• Understanding of data privacy and compliance regulations (GDPR, CCPA).