Api developer jobs in Serbia

 ...strategies (including E2E), optimize performance, and mentor other developers while collaborating across cross-functional teams will be key...  ...implementations where necessary while maintaining a unified API. Establish patterns for sharing type definitions, hooks, contexts... 

 ...build the seamless digital experiences that help indie and AAA developers fund, market, and monetize their games worldwide, join us at Xsolla...  ...with state management solutions (Redux, Zustand, or Context API) ~ Solid understanding of RESTful APIs and GraphQL ~... 

 ...We’re looking for a Full Stack Developer who has experience with frontend conversion, backend automation, and data-driven optimization. You...  ...Extend Shopify functionality using Liquid templates, Storefront API, and custom apps. • Integrate funnels with third-party APIs.... 

 ...mission is  seamless web2 ↔ web3 integration — letting players and developers interact with digital items and move them through their full...  ...turnover. Model Items & Ownership — Design data models and APIs that represent items uniformly whether they live off-chain, in... 

 ...and Kotlin , building production-grade services and RESTful APIs. ~ Experienced with PostgreSQL ; schema design, migrations,...  ...use linters and formatters and write clean code readable to both developers and machines. ~ Understand CI/CD and be comfortable owning... 

 ...queues, jobs, and retries designed for idempotency, backpressure, and graceful failure rather than best-case throughput. Owning the API contracts you publish — including deliberate schema evolution, backward compatibility, deprecation planning, and coordination with... 

 ...global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From...  ...Proficiency in designing and consuming RESTful and/or event-driven APIs in a payments context. ~ Familiarity with PCI DSS and... 

 ...deliver seamless, accessible, and scalable web experiences. Develop responsive, accessible, and performant user interfaces using modern...  .... Collaborate with back-end engineers to integrate RESTful APIs and GraphQL endpoints. Optimize application performance... 

 ...infrastructure automation, and help make our platforms more stable, reliable, and ready for further scaling. You’ll work closely with developers and other engineering teams to troubleshoot issues, improve deployment processes, and ensure our applications run smoothly in... 

 ...and integrations that power core game features. The ideal candidate has hands-on experience developing and supporting backend systems, including networked gameplay, APIs, and service integrations. You are comfortable working with distributed systems, optimizing server... 

 ...ecosystems, we would love to hear from you! ABOUT US Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund,... 

 ...commerce, and data, we’d love to hear from you. ABOUT US Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund,... 

About This Role We are looking for a Senior Shopify Full Stack Developer with deep expertise in the Shopify ecosystem, a strong grasp of headless...  ...solutions using Shopify (including Hydrogen/Storefront API), Gadget.dev, and headless CMS platforms like Contentful, Sanity... 

 ...with business goals Be a hands-on contributor to the project, developing features together with the team Conduct regular code reviews...  ...PostgreSQL Google Cloud Platform Python HuggingFace API, LLM APIs (e.g., OpenAI API), Langchain, Vector Databases for RAG... 

 ...accelerate deployments, fortify monitoring and observability, and ensure reliability at global scale. Partnering closely with our developers, you’ll transform complex challenges into resilient, automated solutions that keep our applications highly available and... 

 ...that millions of users can securely interact with our services. Working at the intersection of security, platform stability, and developer experience, you will lead the design of mission-critical systems—from identity federation and complex token lifecycles to fine-grained... 

The future of payments is being built today, and at Paymentology , we are looking for people who want to help shape it. We power card issuing for leading banks, fintechs and digital brands across the globe, and as we continue to grow, we are looking for curious, ambitious...

 ...track record of cost governance — auditing cloud spend, tagging resources, and making optimisation recommendations. Nice to have : experience supporting BI tool access provisioning ( Looker, Tableau ) or working as an internal developer advocate within a data team.... 

 ...standard of the code you ship, because your work will set the precedent for others. You will also review contributions from internal developers and external agencies, but review in this context means substantive engineering review. You will identify defects, missed edge... 

 ...internationally recognized AI product incubator, growth marketing tech developer, and elite automated systems provider operating on a relentless...  ...-end structural ownership over internal data models, background API integrations, webhooks, tracking configurations, and multi-... 

We are hiring on behalf of our client, a growing, dynamic organization is seeking a skilled and detail-oriented Software Engineer - Backend & Data to join its team. This role will play a critical part in driving operational success, executing key initiatives, and contributing...

We’re looking for a Full Stack Developer who has experience with frontend conversion, backend automation, and data-driven optimization. You’ll build high-performing landing pages and checkout experiences, set up accurate tracking and analytics across our eCommerce stack... 

Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and “all-things-digital” solutions, is seeking a highly skilled and experienced Full-Stack Engineer to join...

Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and “all-things-digital” solutions, is seeking a highly skilled and experienced Full-Stack Engineer to join...

 ...Project Management, EDC vendors, clients and third-party vendors) to provide status updates and gather requirements, ensure database is developed, maintained, managed, and that it complies with regulatory guidelines. Responsible for leading the operational study team and... 

 ...and ship it. Own the technical architecture end to end: game model + LLM reasoning layer, valid-action mask, win detection, and the API contract with the client's game bridge. Hit the 2-second response budget : design and measure the inference path, batching, and... 

 ...structured single-page applications and client-side modules leveraging React, NextJS, and TypeScript. Asynchronous Task Management: Develop and calibrate complex background workers and scheduling loops natively utilizing Python scripts via Celery and AmazonMQ... 

Your Responsibilities: Own production PostgreSQL reliability: HA design, Patroni, PgBouncer, replication, failover, upgrades, vacuum/bloat control, query tuning, locks, indexes, capacity, backups, PITR, and restore validation. Improve disaster recovery and operational...

Your Responsibilities: Own production PostgreSQL reliability: HA design, Patroni, PgBouncer, replication, failover, upgrades, vacuum/bloat control, query tuning, locks, indexes, capacity, backups, PITR, and restore validation. Improve disaster recovery and operational evidence...

About Us Passport is a modern international shipping carrier built for ecommerce. We’re a growing, ambitious team looking to upend the trillion-dollar international parcel shipping industry through a world-class experience. Passport works with hundreds of DTC brands like...