Senior React.js Developer (freelance)

Altamira is a boutique IT company that delivers Digital and AI solutions to a wide range of international customers. Headquartered in Bratislava (Slovakia), we work primarily in the financial, pharma and retail sectors delivering mobile, web and platform solutions using an expansive technology portfolio.

Altamira service delivery teams currently span Slovakia, Ukraine, and the Middle East, and we have ambitions to expand our footprint to meet the growing demand across Europe and into our primary growth markets in the UK and the US.

As a fully remote company, we welcome talented individuals seeking hourly-based freelance opportunities

About the project:

Join a forward-thinking company with a robust European presence specializing in commodity trading and innovative energy solutions. We’re embarking on a project to overhaul the global internal management system to meet growing business demands.

Key components include:

• Data consolidation and processing
• ETL implementation
• Automated workflows and calculations
• PowerBI reporting
• Various permission levels

You’ll collaborate with a team of 5 Engineers, 2 MQAs, a BA, and a PM under the guidance of an Architect.

Please note: This role requires a flexible schedule, which may include working out of regular working hours. The position also necessitates the ability to travel to Zagreb.

Important Note: For this role, we are currently seeking candidates who are fluent in Ukrainian.

About you:

• 5+ years of web development commercial experience
• 5+ years of React commercial experience
• Strong knowledge of JS/TS
• Strong React skills
• Redux/Redux Toolkit/MobX/Effector/Recoil
• TypeScript
• Understanding Flux Architecture
• Strong experience with GIT/GIT Flow
• Understanding and implementing unit tests
• Experience providing code-review
• Upper-intermediate English
• Native Ukrainian speaker
• Strong problem-solving and communication skills
• Familiarity with AI tools and techniques to optimize and speed up the development process

Nice to have:

• Experience with Next.js and Server-Side Rendering
• Experience with Angular/Vue

You will work with:

• Participating in the project development lifecycle
• Responsible for technical analysis and development
• Code Review
• Consultations, training, and mentoring

Our transparent recruitment journey usually takes up to 2 weeks and includes a few stages:

• Recruiting Interview -> 30-45 min
• Technical Interview -> 1-1,5h
• Client Interview (optional) -> up to 1h
• Reference Check
• Offer

If you’re seeking a flexible, welcoming, and professional environment, join our freelance project-based team!

We do believe that the success of altamira.ai is impossible without the success of our Talents and the success of our Clients!