Applied AI Engineer




About this position
Ideally, a mid-level or senior backend developer with some experience in AI
Someone who doesn't just use ChatGPT through its standard interface, but knows how to call the API and play around with the code
We don't need you to build neural networks or train AI models — we're looking for someone who can take existing networks and combine them to create the best custom solution
Ideally, a mid-level or senior backend developer with some experience in AI
Someone who doesn't just use ChatGPT through its standard interface, but knows how to call the API and play around with the code
We don't need you to build neural networks or train AI models — we're looking for someone who can take existing networks and combine them to create the best custom solution
Ideally, a mid-level or senior backend developer with some experience in AI
Someone who doesn't just use ChatGPT through its standard interface, but knows how to call the API and play around with the code
We don't need you to build neural networks or train AI models — we're looking for someone who can take existing networks and combine them to create the best custom solution
What we expect from you
Experience working with LLMs such as GPT or Gemini.
Proficiency in a programming language such as Python or TypeScript (Node.js).
Hands-on experience with building RAG applications, including semantic search and working with vector databases.
Experience with prompt engineering.
Czech and English at a minimum B2 level.
Familiarity with version control systems such as Git.
Experience working with LLMs such as GPT or Gemini.
Proficiency in a programming language such as Python or TypeScript (Node.js).
Hands-on experience with building RAG applications, including semantic search and working with vector databases.
Experience with prompt engineering.
Czech and English at a minimum B2 level.
Familiarity with version control systems such as Git.
Experience working with LLMs such as GPT or Gemini.
Proficiency in a programming language such as Python or TypeScript (Node.js).
Hands-on experience with building RAG applications, including semantic search and working with vector databases.
Experience with prompt engineering.
Czech and English at a minimum B2 level.
Familiarity with version control systems such as Git.
And what you can score extra points with
Ability to quickly build and present an AI prototype demo
Experience with fine-tuning models
Hands-on experience with testing and tracing AI systems
Frameworks such as LangGraph or LlamaIndex
Experience with customer communication and designing AI solutions
Ability to quickly build and present an AI prototype demo
Experience with fine-tuning models
Hands-on experience with testing and tracing AI systems
Frameworks such as LangGraph or LlamaIndex
Experience with customer communication and designing AI solutions
Ability to quickly build and present an AI prototype demo
Experience with fine-tuning models
Hands-on experience with testing and tracing AI systems
Frameworks such as LangGraph or LlamaIndex
Experience with customer communication and designing AI solutions
In return, you’ll get
🖖 “Hey buddy” attitude and open culture.
⏰ Flexible working hours.
⚖️ Mental well-being care in cooperation with therapists from Terap.io.
💆 Massages in the office from Massage therapist with a chair.
🍺 Meetups, team building activities, and other community events.
🦸 Spirit of Applifting - you get paid for your time on good deeds, both during and outside your working hours.
👫 Mentorship program - everyone has a mentor, or even two, here.
📚 Personal growth - a budget for conferences, training, and books of your choice.
🇬🇧 Contribution to language courses—whether in a group or on your own.
💻 MacBook that matches your needs, with an option to upgrade.
🛋 Rest zones, a meetup space, and a game room in modern offices in Karlín.
👼 Offices where all manners of kids and pets are welcome.
🚴♂️ MultiSport card and also a place to exercise at work with our trainer.
☕️ Specialty coffee, tea, and regular refreshments including a snack bar.
🏎️ Company cars that anyone can borrow.
🛍️ Discounted prices on electronics thanks to our partner.
🖖 “Hey buddy” attitude and open culture.
⏰ Flexible working hours.
⚖️ Mental well-being care in cooperation with therapists from Terap.io.
💆 Massages in the office from Massage therapist with a chair.
🍺 Meetups, team building activities, and other community events.
🦸 Spirit of Applifting - you get paid for your time on good deeds, both during and outside your working hours.
👫 Mentorship program - everyone has a mentor, or even two, here.
📚 Personal growth - a budget for conferences, training, and books of your choice.
🇬🇧 Contribution to language courses—whether in a group or on your own.
💻 MacBook that matches your needs, with an option to upgrade.
🛋 Rest zones, a meetup space, and a game room in modern offices in Karlín.
👼 Offices where all manners of kids and pets are welcome.
🚴♂️ MultiSport card and also a place to exercise at work with our trainer.
☕️ Specialty coffee, tea, and regular refreshments including a snack bar.
🏎️ Company cars that anyone can borrow.
🛍️ Discounted prices on electronics thanks to our partner.
🖖 “Hey buddy” attitude and open culture.
⏰ Flexible working hours.
⚖️ Mental well-being care in cooperation with therapists from Terap.io.
💆 Massages in the office from Massage therapist with a chair.
🍺 Meetups, team building activities, and other community events.
🦸 Spirit of Applifting - you get paid for your time on good deeds, both during and outside your working hours.
👫 Mentorship program - everyone has a mentor, or even two, here.
📚 Personal growth - a budget for conferences, training, and books of your choice.
🇬🇧 Contribution to language courses—whether in a group or on your own.
💻 MacBook that matches your needs, with an option to upgrade.
🛋 Rest zones, a meetup space, and a game room in modern offices in Karlín.
👼 Offices where all manners of kids and pets are welcome.
🚴♂️ MultiSport card and also a place to exercise at work with our trainer.
☕️ Specialty coffee, tea, and regular refreshments including a snack bar.
🏎️ Company cars that anyone can borrow.
🛍️ Discounted prices on electronics thanks to our partner.
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Recruitment process
01
Send us your CV
02
Let’s have a chat
03
Meet the tech team
04
Let’s make it official
01
Send us your CV
02
Let’s have a chat
03
Meet the tech team
04
Let’s make it official
01
Send us your CV
02
Let’s have a chat
03
Meet the tech team
04
Let’s make it official
01
Send us your CV
02
Let’s have a chat
03
Meet the tech team
04
Let’s make it official
01
Send us your CV
02
Let’s have a chat
03
Meet the tech team
04
Let’s make it official
Interested?
✦
Get in touch
✦
Interested?
✦
Get in touch
✦
Contact

Talent Acquisition Partner
Kateřina Otáhalová

Talent Acquisition Partner
Kateřina Otáhalová

Talent Acquisition Partner
Kateřina Otáhalová

Talent Acquisition Partner
Kateřina Otáhalová

Talent Acquisition Partner
Kateřina Otáhalová
Meet our pilots
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
PRAGUE
River Garden Office
Rohanské nábřeží 19
Praha 8 186 00
+420 605 540 481
info@applifting.io
LONDON
Level 39, One Canada Square
Canary Wharf
London E14 5AB
+44 07 49 82 34 957
info@applifting.io
Copyright © 2025 Applifting
Applifting s.r.o.
Rohanské nábřeží 670/19, Praha 8
IČO 02542072
DIČ CZ02542072
Městský soud v Praze,
Vložka C 220046
Meet our pilots
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
PRAGUE
River Garden Office
Rohanské nábřeží 19
Praha 8 186 00
+420 605 540 481
info@applifting.io
LONDON
Level 39, One Canada Square
Canary Wharf
London E14 5AB
+44 07 49 82 34 957
info@applifting.io
Copyright © 2025 Applifting
Applifting s.r.o.
Rohanské nábřeží 670/19, Praha 8
IČO 02542072
DIČ CZ02542072
Městský soud v Praze,
Vložka C 220046
Meet our pilots
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
PRAGUE
River Garden Office
Rohanské nábřeží 19
Praha 8 186 00
+420 605 540 481
info@applifting.io
LONDON
Level 39, One Canada Square
Canary Wharf
London E14 5AB
+44 07 49 82 34 957
info@applifting.io
Copyright © 2025 Applifting
Applifting s.r.o.
Rohanské nábřeží 670/19, Praha 8
IČO 02542072
DIČ CZ02542072
Městský soud v Praze,
Vložka C 220046
Meet our pilots
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
PRAGUE
River Garden Office
Rohanské nábřeží 19
Praha 8 186 00
+420 605 540 481
info@applifting.io
LONDON
Level 39, One Canada Square
Canary Wharf
London E14 5AB
+44 07 49 82 34 957
info@applifting.io
Copyright © 2025 Applifting
Applifting s.r.o.
Rohanské nábřeží 670/19, Praha 8
IČO 02542072
DIČ CZ02542072
Městský soud v Praze,
Vložka C 220046
Meet our pilots
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
CEO UK
Jan Hauser
jan.hauser@applifting.io
+420 728 289 047
+44 7498 234957 (UK)
CEO CZ & Founder
Vratislav Kalenda
vrata.kalenda@applifting.cz
+420 773 033 300
COO & Founder
Filip Kirschner
filip.kirschner@applifting.io
+420 739 627 797
Head of Business
Jan Černý
jan.cerny@applifting.io
+420 602 273 410
Solution Architect
Lukáš Rychtecký
lukas.rychtecky@applifting.io
+420 731 005 720
PRAGUE
River Garden Office
Rohanské nábřeží 19
Praha 8 186 00
+420 605 540 481
info@applifting.io
LONDON
Level 39, One Canada Square
Canary Wharf
London E14 5AB
+44 07 49 82 34 957
info@applifting.io
Copyright © 2025 Applifting
Applifting s.r.o.
Rohanské nábřeží 670/19, Praha 8
IČO 02542072
DIČ CZ02542072
Městský soud v Praze, Vložka C 220046