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