Dear Sir,
I will fix both issues which you listed in description.
I have 10 years expertise in PHP, 7 years expertise in magento1 and magento2 full stack developer. Migrated websites from magento1 to magento2. I have build magento extensions for custom features, install/ customize theme, fix bugs, fix modules conflicts, jquery issues, magento APIs, third party apis integrate with magento via custom modules.
regards,
qasim