For English native speakers:Is this Sentence for a CV correct?

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Marketing assistant, customer care and online data administrator (Temporary)                                      

2GIS - Fresco Srl - Russian leading provider of online electronic maps and corporate directories     

  • Adept to maximising sales leads; accurately administrating online customer records in a fast paced environment.
  • Thank you, as it goes on a cv I just wanted to make sure it totally  makes sense.
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