I need SEO expert

I'm are looking for someone that could assist us managing our ecommerce website and take it to next level. We just finished up template set up but still need following:
- assist with SEO and create marketing strategy
- improve traffic and conversion rates
- amin motive to increase sales

i'm are looking to hire individual that can help us take our business to next level and ramp up website sales.

Please provide me with your past projects overview including before and after. Also your monthly price and estimated time frame.