For June and Beyond. Shop the Pride Collection.

Functional Programmer Caps

46 items

46 items

Rust programming language logo Baseball Cap

Item preview, Lucy the Gleam Mascot – Cute Functional Programming Star designed and sold by hipstuff.

Lucy the Gleam Mascot – Cute Functional Programming Star Dad Hat

Item preview, Elegant Code: Haskell Programming Matrix Art designed and sold by TuringTacoTales.

Elegant Code: Haskell Programming Matrix Art Dad Hat

TuringTacoTales

Item preview, Funny LISP Programmer Design Lots of Irritating Superfluous Parentheses designed and sold by ramiro.

Funny LISP Programmer Design Lots of Irritating Superfluous Parentheses Dad Hat

Item preview, Funny LISP Programmer Design Lots of Irritating Superfluous Parentheses designed and sold by ramiro.

Funny LISP Programmer Design Lots of Irritating Superfluous Parentheses Dad Hat

Item preview, Haskell Cat – Fluffy Lambda Calculus Programming Kitty designed and sold by Nerd Romance Café.

Haskell Cat – Fluffy Lambda Calculus Programming Kitty Dad Hat

Nerd Romance Café

Item preview, Haskell Whisperer Graffiti Functional Programming Design designed and sold by Nerd Romance Café.

Haskell Whisperer Graffiti Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Haskell Hero Graffiti Functional Programming Design designed and sold by Nerd Romance Café.

Haskell Hero Graffiti Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Monads Matter Graffiti Haskell Functional Programming Design designed and sold by Nerd Romance Café.

Monads Matter Graffiti Haskell Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Elm 4x designed and sold by GlassySteel.

Item preview, Haskell Inside Graffiti Functional Programming Design designed and sold by Nerd Romance Café.

Haskell Inside Graffiti Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Proud Haskeller - Haskell Graffiti Functional Programming Design designed and sold by Nerd Romance Café.

Proud Haskeller - Haskell Graffiti Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Haskell Developer Brain – Colorful Side-View Brain Map for Functional Programmers designed and sold by Nerd Romance Café.

Haskell Developer Brain – Colorful Side-View Brain Map for Functional Programmers Dad Hat

Nerd Romance Café

Item preview, Every Function Returns Joy — Haskell Christmas Party Meme designed and sold by Nerd Romance Café.

Every Function Returns Joy — Haskell Christmas Party Meme Baseball Cap

Nerd Romance Café

Item preview, Haskell Christmas Tree Ornaments – Functional Programming Holiday Coding Art designed and sold by Nerd Romance Café.

Haskell Christmas Tree Ornaments – Functional Programming Holiday Coding Art Dad Hat

Nerd Romance Café

Item preview, Ocaml functional programming language designed and sold by GlassySteel.

Ocaml functional programming language Baseball Cap

Item preview, There’s a Monad for That, Bro – Haskell Functional Programming Pixel Art Meme designed and sold by Nerd Romance Café.

There’s a Monad for That, Bro – Haskell Functional Programming Pixel Art Meme Baseball Cap

Nerd Romance Café

Item preview, tiger designed and sold by Govinda Vishwakarma.

tiger Baseball Cap

Govinda Vishwakarma

Rust programming language logo Baseball Cap

Item preview, Nix OS designed and sold by GlassySteel.

Nix OS Baseball Cap

Item preview, Haskell Queen Graffiti Functional Programming Design designed and sold by Nerd Romance Café.

Haskell Queen Graffiti Functional Programming Design Baseball Cap

Nerd Romance Café

Item preview, Monads Inside Graffiti Haskell Functional Programming Design designed and sold by Nerd Romance Café.

Monads Inside Graffiti Haskell Functional Programming Design Dad Hat

Nerd Romance Café

Item preview, Dark Path designed and sold by suranyami.

Dark Path Baseball Cap

Item preview, i love nerds designed and sold by brodaart.

i love nerds Baseball Cap

Item preview, i love nerds designed and sold by brodaart.

i love nerds Dad Hat

Item preview, Focused Functional Fed by Coffee – Programmer Introvert Tech Quote designed and sold by ZentraVibe.

Focused Functional Fed by Coffee – Programmer Introvert Tech Quote Baseball Cap

Item preview, Kingdom Of The Nerds designed and sold by FrankieDiamond.

Kingdom Of The Nerds Dad Hat

Item preview, No Class No State Functional Programmer Red/White Design designed and sold by geeksta.

No Class No State Functional Programmer Red/White Design Dad Hat

Item preview, Be My Monad | Haskell Cat | Nerdy St Valentine Gift designed and sold by Nerd Romance Café.

Be My Monad | Haskell Cat | Nerdy St Valentine Gift Baseball Cap

Nerd Romance Café

Item preview, I Love Nerds designed and sold by FrankieDiamond.

I Love Nerds Baseball Cap

Item preview, Haskell Moon – Functional Programming Lunar Illustration designed and sold by Nerd Romance Café.

Haskell Moon – Functional Programming Lunar Illustration Dad Hat

Nerd Romance Café

Item preview, Monads Everywhere Graffiti – Haskell Functional Programming Street Art designed and sold by Nerd Romance Café.

Monads Everywhere Graffiti – Haskell Functional Programming Street Art Baseball Cap

Nerd Romance Café

Item preview, Excel Coffee Error Functional Shirt Funny designed and sold by CellLogic.

Excel Coffee Error Functional Shirt Funny Dad Hat

Item preview, Haskell Planet – Cosmic Functional Programming Illustration designed and sold by Nerd Romance Café.

Haskell Planet – Cosmic Functional Programming Illustration Baseball Cap

Nerd Romance Café

Item preview, Reproducing Kernel (Colonel) Hilbert Space designed and sold by Endeavour-Tees.

Reproducing Kernel (Colonel) Hilbert Space Baseball Cap

Item preview, Haskell Is My Secret Language designed and sold by Nerd Romance Café.

Haskell Is My Secret Language Dad Hat

Nerd Romance Café

Item preview, Maybe Christmas. Just Christmas — Santa with Haskell Glasses — Functional Programming Xmas designed and sold by Nerd Romance Café.

Maybe Christmas. Just Christmas — Santa with Haskell Glasses — Functional Programming Xmas Baseball Cap

Nerd Romance Café

Item preview, Haskell Gift Boxes — Functional Programming Christmas Design designed and sold by Nerd Romance Café.

Haskell Gift Boxes — Functional Programming Christmas Design Dad Hat

Nerd Romance Café

Item preview, Be the Monad You Want to See in the World | Text Only | Functional Programming Humor designed and sold by Nerd Romance Café.

Be the Monad You Want to See in the World | Text Only | Functional Programming Humor Baseball Cap

Nerd Romance Café

Item preview, Be Lazy. Be Haskell — Kawaii Cat Holding a Heart — Cute Functional Programming Valentine designed and sold by Nerd Romance Café.

Be Lazy. Be Haskell — Kawaii Cat Holding a Heart — Cute Functional Programming Valentine Dad Hat

Nerd Romance Café

Item preview, Do You Even LiftM, Bro? - Funny Haskell Programming designed and sold by Office Geek Shop.

Do You Even LiftM, Bro? - Funny Haskell Programming Baseball Cap

Office Geek Shop

Item preview, Be the Monad You Want to See in the World – Haskell Functional Programming Pixel Art Meme designed and sold by Nerd Romance Café.

Be the Monad You Want to See in the World – Haskell Functional Programming Pixel Art Meme Baseball Cap

Nerd Romance Café

Item preview, Haskell Cat — The Purely Functional Fluffy Lazy Programmer designed and sold by Nerd Romance Café.

Haskell Cat — The Purely Functional Fluffy Lazy Programmer Baseball Cap

Nerd Romance Café

Nixos Logo Baseball Cap

Item preview, I Speak Fluent Python: Programmer's Statement Tee designed and sold by TuringTacoTales.

I Speak Fluent Python: Programmer's Statement Tee Dad Hat

TuringTacoTales

Item preview, ERROR: FOCUS NOT FOUND T-Shirt | Funny Remote Work Productivity Graphic | Minimalist Programmer Gift designed and sold by YMLux.

ERROR: FOCUS NOT FOUND T-Shirt | Funny Remote Work Productivity Graphic | Minimalist Programmer Gift Dad Hat

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Functional Programming

Lambda Calculus

Computer Science

Programmer Humor

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