Key Facts

Remote From:

Spain

Category: Back-End Developer

Full time

Senior (5-10 years)

English

Hard Skills

Back End (Software Engineering) Amazon Web Services Shopify AI/ML Inference Order Management Full Stack Development Data Management Hipchat

Other Skills

•
Collaboration
•
Problem Solving

Roles & Responsibilities

Experience in backend system design and development
Familiarity with AWS and Shopify
Strong problem-solving skills using AI tools
Fluency in Russian and English

Requirements:

Design and build scalable backend systems on AWS
Centralize user authentication and order management across multiple Shopify stores
Integrate legacy systems into a unified app-based architecture
Lead key initiatives including multi-store order management consolidation

Óscala

About Óscala

Valencia is known for the three "S": Sun, Sea... and (first-class) Software Developers. With its establishment in 2020, Óscala has rapidly grown to become one of the fastest-growing Nearshore Software Development centres in Spain. It caters to Dutch and other northwestern European companies, assisting them in expanding and strengthening their software development teams. One of the key advantages offered by Óscala is its low-cost/high-quality and flexible contract model, which appeals to its client base. The company provides an all-in-service model, wherein customers can have one or several Software Developers who seamlessly integrate into their in-house software development teams. Óscala's services go beyond providing skilled Developers: HR management and administration support, tailor-made recruitment processes, employee retention programs, and a well-equipped office located in Valencia's beautiful city centre. These additional services contribute to creating a favourable working environment and ensuring a smooth operational experience for their clients. Óscala is a reliable and dynamic partner for companies seeking software development resources, combining the benefits of a nearshore location, cost-effectiveness, quality talent, and a range of supportive services. We are hiring! Óscala is constantly on the lookout for exceptional Software Developers in Valencia, as well as other cities in Spain. We seek professionals who excel in their respective fields, are fluent in English, and are eager for an exciting job opportunity. As a member of the Óscala team, you can expect the following benefits: • Hybrid Working Conditions • Pleasant and Fun Work Environment • Great events • Yearly Training Budget • Lovely office in the Center of Valencia • Access to latest Technologies If you are seeking an international career without leaving Spain and like to work on long-term projects using the latest technology, Óscala is the preferred employer for you.

Founded: 2018

Company size: 11 - 50

Website LinkedIn See all jobs →

Job description

We're looking for a Senior Full-Stack Developer with a strong backend focus to lead one of the most impactful transitions in our company's history: consolidating 15 Shopify stores into a unified, scalable, appfirst architecture. This isn't a maintenance role. You'll shape technical direction, work directly with product and business, and have real ownership from day one. What You'll Work O

• Design and build scalable backend systems on AWS • Centralize user authentication and order management across multiple Shopify stores • Integrate legacy systems into a unified app-based architecture • Contribute to the Breeze mobile app ecosystem

• Lead key initiatives including: o Multi-store order management consolidation o AI chatbot integration (SuperChat) o Dynamic bundle builder for multi-destination travel • Leverage AI tools daily to accelerate development and problemsolving

• Collaborate cross-functionally with product, marketing, and partner teams Tech Stack

• Cloud: AWS • eCommerce: Shopify (multi-store)

• Data & Marketing: PostHog, Klaviyo • AI Tools: GitHub Copilot, Claude, Lovable

• APIs: eSIM Go API and third-party integrations Engineering Culture We're AI-first by default, not as a buzzword, but as a daily practice. GitHub Copilot and Claude are part of our standard workflow. We move fast, ship continuously, and trust our engineers to make decisions.

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