Kozak Agency

Long-term, fully remote staff-augmentation role as Senior Data Scientist on a fintech client project: owning the ML/LLM stack end to end — building agents, optimizing LLM pipelines, fine-tuning models, and explaining decisions to stakeholders. Stack centers on Python/R, cloud platforms (AWS/GCP/Azure), and modern LLM frameworks.

AI AWS Azure Big Data Cloud +14 skills

Apply

Kozak Agency

5 days ago

Senior Full-Stack Developer (React, NET)

New RemoteEuropeSenior

We are looking for a Senior Full-Stack Developer with extensive software development experience, strong technical expertise, and the ability to independently deliver high-quality software. An important part of this…

AI .NET GitHub Github Copilot Preact +1 skills

Apply

Kozak Agency

2 weeks ago

Senior Full-stack Engineer (Angular / NestJS)

RemoteEuropeContractSenior

Builds and evolves data-heavy product interfaces on a TypeScript stack, owning features end to end from the API layer through to the UI, with a focus on usability and performance under real data volumes. Key…

AI Angular API Api Design Cypress +6 skills

Apply

Kozak Agency

3 weeks ago

Senior Go developer

RemoteEuropeSenior

English - B2-C1 Rate - Flexible We are looking for a Senior Go Developer to join our engineering team and work on a long-term product development project. Requirements 5+ years of commercial software development…

API Git Go

Apply

Kozak Agency

4 weeks ago

Senior Go developer

RemoteEuropeFull-timeSenior

Workload: full-time, remote Start: asap Duration: long-term (6-12 months anticipated, final term TBD) Location: any (Europe timezone alignment) English: B2/C1 Working Hours: 8 hours/day | Core availability 10:00-17:00…

API Authentication Blockchain CI/CD Cryptography +15 skills

Apply

Senior Data Scientist (LLM / Agents)

Senior Full-Stack Developer (React, NET)

Senior Full-stack Engineer (Angular / NestJS)

Senior Go developer

Senior Go developer