public FullProfileDTO GetByDeveloperId(int developerId)
        {
            var skills = skillRepository.GetByDeveloperId(developerId);

            return(FullProfileDTO.GetFromSkillList(skills).Single());
        }
        public List <FullProfileDTO> GetAll()
        {
            var skills = skillRepository.GetAll();

            return(FullProfileDTO.GetFromSkillList(skills));
        }