Here is the full list of all 35 Call of Duty: WWII achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Protect the bombers by personally shooting down 12 enemy planes.
Protect your tanks by shooting down all planes in Operation Cobra.
Request Turner to toss you ammo 20 times.
Rescue your allies with the Sherman while keeping your armor above 80%.
Cover Zussman from the church without missing a shot in Stronghold.
Disable 50 enemies using smoke grenades.
Protect the convoy by shooting down all the planes in The Rhine.
Save 8 allies locked in struggle.
Request Pierson to spot enemies 25 times.
Collect all 33 mementos.
Get 6 groups of enemies to surrender.
Reach the sniper perch without being detected in Ambush.
Request Aiello to toss you signal smoke and call in mortar strikes 10 times
Successfully escort the pole charge engineer to the pillbox in Hill 493.
Drag 10 allies to safety.
Sneak through the Dragon's Teeth undetected in Death Factory.
Request Zussman to toss you First Aid Kits 30 times.
Complete the game on Veteran difficulty.
Complete the campaign.
Complete Ambush.
Complete Battle of the Bulge.
Complete Hill 493.
Complete Death Factory.
Spend 3 minutes using Focus in the campaign.
Complete Collateral Damage.
Complete Liberation
Sneak through the courtyard undetected in Liberation.
Complete S.O.E.
Complete the driving portion of S.O.E. without hitting any obstacles.
Complete Stronghold.
Request Stiles to toss you grenades 15 times
Complete Operation Cobra
Complete D-Day.
Save 5 allies by throwing away a live enemy grenade.
Breach the seawall in under two minutes without taking MG fire.