looking for a NLP expert (python)

looking for a coder who is skilled in python and NLP tasks, especially statistical nlp.
i need help with implementing statistical algorithms, so looking for a python expert that is skilled in the following tasks:
- NLP
- PCFG
- Statistical Parsers (Berkeley Parser, Left Corner Parser, CYK Parser, Earley Parser)
- Markow Models
- Hidden Markow Models
- Inside and Outside Algorithm
- Viterbi Algorithm
- Perceptron
- CRF