AI/ML Engineer + Python + LLMs

Improving; Costa Rica; Remote; MXN 2.216.000 - 3.323.000; Vollzeit

Zusammenfassung

Improving is a modern digital services company expanding its AI capabilities. You will build LLM-powered applications and GenAI features, work with Qwen and other open-source models, and tune them for production.

You will also develop internal tools to accelerate AI delivery and integrate AI into existing systems. We value a hybrid data scientist and engineer mindset and strong software engineering skills across the full lifecycle, with nice-to-have LoRA/QLoRA, RAG, vector databases, and

Qualifikationen

• Experience with Qwen or similar open-source LLMs.
• Experience building and/or tuning LLMs and GenAI applications with modern AI tooling.
• Strong software engineering and integration skills.
• Hybrid data scientist and engineer mindset, comfortable with both modeling and hands-on development.
• Experience across the full development lifecycle.
• Nice to have: LoRA/QLoRA, RAG and vector databases, production deployment (vLLM, Hugging Face ecosystems).

Aufgaben

• Build LLM-powered applications and GenAI features.
• Work hands-on with open-source models such as Qwen, including tuning and customization.
• Develop internal tools and capabilities around LLMs.
• Integrate AI/ML capabilities into existing applications and systems, not just greenfield projects.
• Partner with data science and engineering teams to take ideas from experimentation to production.
• Use AI-assisted development tools to accelerate delivery.

Kenntnisse

LLM development

Qwen open source

GenAI tooling

Software integration

Full lifecycle dev

LoRA/QLoRA

Vector databases

Tools

Hugging Face ecosystem

vLLM

Claude Code

Jobbeschreibung

Improving is committed to building a great place to work by cultivating an environment that fosters professional and personal relationships. We value open communication, personal growth, and shared rewards, which result in sustainable success.

Voted “best place to work” numerous times, Improving strives to create and maintain a culture that exemplifies teamwork, excellence, and fun! We believe this kind of culture encourages both the inspiration and the motivation to achieve amazing things.

• Build LLM-powered applications and GenAI features
• Work hands-on with open-source models such as Qwen, including tuning and customization
• Develop internal tools and capabilities around LLMs
• Integrate AI/ML capabilities into existing applications and systems, not just greenfield projects
• Partner with data science and engineering teams to take ideas from experimentation to production
• Use AI-assisted development tools such as Claude Code to accelerate delivery

What You’ll Bring

• Experience with Qwen or similar open-source LLMs
• Experience building and/or tuning LLMs and GenAI applications with modern AI tooling
• Strong software engineering and integration skills
• A hybrid data scientist and engineer mindset, comfortable with both modeling and hands-on development
• Experience across the full development lifecycle
• Nice to have: fine-tuning techniques such as LoRA/QLoRA, RAG and vector databases, and deploying and serving LLMs in production (e.g., vLLM, Hugging Face ecosystem)

Improving welcomes people from all backgrounds and walks of life, and this is reflected in our largely diverse community of Improvers. Improving is proud to be an equal opportunity employer and is committed to providing equal opportunities for all employees and applicants. Improving recruits, hires, trains, promotes, compensates, and administers all personnel actions without regard to race, color, religion, sex, sex stereotyping, pregnancy (which includes pregnancy, childbirth, and medical conditions related to pregnancy, childbirth, or breastfeeding), gender, gender identity, gender expression, national origin, age, mental or physical disability, ancestry, medical condition, marital status, military or veteran status, citizenship status, sexual orientation, genetic information, or any other status protected by applicable law.

About Improving

Improving is a modern digital services company dedicated to positively changing the perception of the IT professional. We offer innovative solutions through consulting, software development, and training to help thousands of our clients achieve new heights in a competitive and ever-changing market.

As our company continues to grow, we are looking for enthusiastic thought leaders to join our team. Improving has a unique mix of passionate professionals who strive to grow and thrive in new ways. We are committed to establishing and maintaining an inclusive culture that allows all Improvers to bring their authentic selves to work each day. This is why we work hard to build inclusion and diversity in our workplace, so we can all do amazing things and succeed together.