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Senior Developer
Tata Consultancy ServicesChennai, Tamil Nadu, India30+ days ago
Job description6-8 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 Knowledge of React, Angular, or Vue.js frameworks. Experience with server-side experimentation. Understanding of data privacy and compliance regulations (GDPR, CCPA).
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 :
Preferred Qualifications :
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Senior Developer • Chennai, Tamil Nadu, India
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