Akash Santra worked on the haystack-core-integrations repository, delivering a feature update for NVIDIA integrations that stabilized structured outputs by migrating JSON handling from guided_json to a new response_format schema. Using Python and leveraging skills in API integration, backend development, and testing, Akash updated the codebase and test suite to ensure compatibility and robustness across varied outputs. The work included resolving syntax issues, expanding test coverage, and refining assertions to accommodate LLM output variability. Lint and formatting improvements were also made, resulting in more reliable downstream parsing and a reduced risk of integration errors for multi-vendor NVIDIA environments.