Vectorize & Polish Posters

I have 8–10 poster concepts generated through ChatGPT that now sit as low-resolution images. Each one contains only graphics and illustrations, and every element needs to be rebuilt as a true, clean vector... (Budget: $30 - $250 SGD, Jobs: Adobe Illustrator, Adobe InDesign, Affinity Designer, Graphic Design, Illustrator, Inkscape, Photoshop, Vector Design)