Here is the full list of all 19 Evostrike achievements.
Start your first campaign
End your first campaign
Exterminate your first alien
Earn 100 Scrap
Earn 1000 Scrap
Earn your first tech point
Earn 10 tech points
Earn 100 tech points
Earn 10000 Scrap
Exterminate 100 Aliens
Exterminate 10000 Aliens
Solve the cyphered Unknown message
Reach difficulty 1, the starting difficulty.
Reach difficulty 2
Reach difficulty 3
Reach difficulty 4
Reach difficulty 5, the final evolution
Construct a golden wall
Complete the tutorial