Giants to bring in former Major League relief pitcher Jesse Chavez to serve as the team's bullpen coach under Tony Vitello

The San Francisco Giants made a handful of notable moves on the coaching staff and in the front office. The club announced the hirings of former big leaguers Javier López and Curt Casali as front office advisors.

Vice president of baseball analytics Paul Bien has also been promoted to assistant general manager of baseball analytics

Former Cincinnati Reds catcher Curt Casali retired earlier this season and took a job with the team's front office. On Friday, it was reported that Casali has taken a position on Buster Posey's staff with the San Francisco Giants. He will be a special advisor in San Francisco's front office.

Joel Reuter of Bleacher Report predicted the San Francisco Giants to sign Houston Astros pitcher Framber Valdez in free agency.

President of baseball operations Buster Posey is bringing two of his former Giants teammates back to the organization in new front-office roles. Curt Casali and Javier López are returning to San Francisco as advisors to baseball operations,

The San Francisco Giants officially lost a former top prospect on Friday afternoon after being claimed by the Pittsburgh Pirates.

The Giants have said they aren't spending at the top of the free agent market so trades are their most likely avenue for improving.

New San Francisco Giants manager Tony Vitello has personal connections to a current free agent headed for the Hall of Fame.