Boil the shrimp until cooked through.

Peel and chill the cooked shrimp.

Boil the potatoes until tender.

Dice the boiled potatoes.

Hard-boil the eggs.

Dice the hard-boiled eggs.

Dice the celery.

Dice the onion.

Dice the sweet pickles.

Grate the carrot.

In a large bowl, combine the shrimp, potatoes, eggs, celery, onion, sweet pickles, and carrot.

In a separate bowl, whisk together the mayonnaise, mustard, sugar, sweet pickle juice, salt, pepper, and celery seed.

Pour the dressing over the salad ingredients and mix well.

Chill the salad for at least 30 minutes before serving.