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Hire expert AI engineers in Sofia, BG

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We have over 14,500 AI engineers who've worked in many different industries and cover various styles and skillsets.
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Trusted by companies around the world

"Your sense of style and creativity is unmatched. Every reel you produced felt unique, trendy, and on-brand. Our page has never looked this polished, and the growth has been phenomenal. Absolutely outstanding work!"
Maria @ Stellar Fashion House
Dec 5, 2025
"Working with her felt effortless, quality work, clear communication, and genuine care in every step. She's indeed a professional"
Cliton @ FurryHaven store
Dec 5, 2025
"I am pleased to provide this endorsement for Didi, who recently completed a range of design projects for us at Miffies. Didi demonstrated exceptional skill and creativity throughout the process, successfully crafting our branding, menus, vehicle wrap, cart wrap, and stamps. Her ability to understand our vision and..."
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Ross @ Miffies Coffee
Dec 4, 2025
"I’ve worked with Michael Bradford on and off for nearly twenty years on stage and in the studio and I can say playing my songs with Michael Bradford is like plugging into pure creative voltage—his brilliance as an Arranger, Composer, Musician, Bandleader, and Musical Director turns every session into a masterclass and a..."
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Dave @ Eurythmics
Dec 4, 2025
"Daniel was a very good and honest developer I enjoyed the fact that he explains how the workflows works until I get it and don't get frustrated"
Daniel @ D-CARS-AUTOS
Dec 4, 2025
"David was exceptional to work with. He took the time to fully understand my requirements and delivered every aspect of the project with precision and professionalism. The communication was clear, the process was seamless, and all deliverables were completed on schedule. I highly recommend his services"
williams @ Mulphy Retail Co., WM Digital Stores, Williams Commerce Group
Dec 4, 2025
"Working with Twine enabled us to scale projects quicker than before and the Twine Business makes it so easy to manage and pay contractors over the world."
-Josh Bolland
CEO, J B Cole
"I found an amazing designer and she's fast. I now send her my ideas and she transforms them into great design. The collaboration is fast, professional and easy. It feels like she is already part of our team."
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-Achim Kohli
CEO, Legal-i
5 star reviews

Clients Rate Twine AI Engineers

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From the blog

Frequently Asked Questions

What does an AI Engineer do?

An AI Engineer is responsible for designing and implementing artificial intelligence systems that can analyze data and automate tasks. This role typically involves developing algorithms, building machine learning models, and integrating AI solutions into existing applications. Key responsibilities include:

  • Researching and applying machine learning techniques.
  • Developing AI models and training data sets.
  • Collaborating with data scientists and software engineers.
  • Testing and deploying AI applications.
  • Monitoring AI systems for performance and accuracy.

How to Hire an AI Engineer in Sofia, Bulgaria?

To hire an AI Engineer in Sofia, Bulgaria, start by identifying your project needs and setting a clear budget. Utilize platforms like Twine to access a pool of vetted professionals. You can post your job requirements, including necessary skills, project timeline, and expected deliverables. Engage with candidates through interviews to assess their technical abilities and cultural fit. Always check references and previous work to ensure they have a track record of success in AI projects.

How much does it cost to hire an AI Engineer in Sofia, Bulgaria?

The cost to hire an AI Engineer in Sofia varies based on experience levels:

  • Beginner: BGN 1,500 - 2,500 per month
  • Junior: BGN 2,500 - 4,000 per month
  • Mid-level (Industry Average): BGN 4,000 - 6,500 per month
  • Senior: BGN 6,500 - 9,500 per month
  • Expert: BGN 9,500+ per month

What qualities set exceptional AI Engineers apart from the rest?

Exceptional AI Engineers possess a blend of technical and soft skills. They exhibit strong problem-solving abilities, creativity in developing innovative solutions, and a deep understanding of machine learning algorithms. Excellent communication skills allow them to articulate complex concepts clearly, while collaboration with teams enhances project outcomes. A strong commitment to continuous learning is crucial, given the rapidly evolving nature of AI technology. Additionally, adaptability to changing project requirements and a keen attention to detail are also significant differentiators.

How do you recognize the perfect AI Engineer in Sofia, Bulgaria for your needs?

Recognizing the perfect AI Engineer involves evaluating their technical expertise and cultural fit. Look for candidates with relevant experience in your industry and a strong portfolio showcasing previous AI projects. During interviews, assess their problem-solving skills through practical scenarios and gauge their passion for AI technologies. Additionally, consider their communication skills and ability to work collaboratively within your team. References and reviews from past clients can also provide valuable insights into their work ethic and reliability.

What are the key questions to ask in an AI Engineer interview?

When interviewing an AI Engineer, consider asking the following key questions to gauge their expertise:

  • Can you describe your experience with machine learning algorithms?
  • What AI projects have you worked on, and what were your contributions?
  • How do you handle data preprocessing and feature selection?
  • Can you explain your approach to model evaluation and optimization?
  • How do you stay updated with the latest trends in AI technology?

What’s the difference between hiring a freelance AI Engineer and working with an agency in Sofia, Bulgaria?

Hiring a freelance AI Engineer typically offers more flexibility and potentially lower costs compared to working with an agency. Freelancers often work directly with clients, allowing for personalized service and quicker communication. However, agencies may provide a broader range of expertise and resources, enabling them to handle larger projects more effectively. Agencies usually have established teams and processes, which can ensure quality control and timely delivery. The choice depends on your project scope, budget, and preferred working style.

What should be in an AI Engineer project brief / job description?

An effective project brief for an AI Engineer should include:

  • Overview of the project and its objectives.
  • Specific skills and technologies required.
  • Timeline and milestones for project completion.
  • Budget constraints and payment terms.
  • Any relevant industry experience or domain knowledge needed.
  • Details on team collaboration and communication expectations.

How do I hire an AI Engineer in Sofia, Bulgaria on Twine?

Hiring on Twine is simple.

  1. Post a job with your project details, timeline, and budget.
  2. Browse portfolios of vetted AI Engineers and invite those who match your needs.
  3. Receive proposals and compare experience, pricing, and reviews.
  4. Communicate expectations, set milestones, and finalize the hire.
  5. Securely pay through Twine, ensuring protection for both parties. Twine connects you with top freelance AI Engineers, making it easy to find the perfect creative professional for your project.

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