ph3About our client /h3 pOur client builds a leading digital identity and fraud prevention platform used by banks, fintech companies, online marketplaces, and other regulated businesses worldwide. Their products combine biometric identity verification, document and image processing, and advanced fraud detection to help customers balance frictionless digital experiences with strong security and regulatory compliance. The company relies on AI, machine learning, and computer vision to power identity verification, mobile deposit, and liveness detection solutions used by thousands of organizations. /p h3About the role /h3 pWe are looking for a Senior Full Stack Engineer who is comfortable working across backend services in Go and modern web front ends. You will join a cross functional team that builds cloud native identity and fraud products on AWS. Your responsibilities will span from designing and implementing APIs in Go to building user facing features in modern JavaScript frameworks, ensuring secure, high performance experiences for both internal and external users. /p h3What will you do? /h3 ul liDesign, develop, and maintain backend services and APIs in Go running on AWS using microservice and or serverless patterns. /li liBuild responsive single page and web applications using React and Redux and integrate them with backend APIs. /li liImplement clean, reusable UI components and ensure good user experience, performance, and accessibility. /li liWrite and maintain automated tests for both backend and frontend parts of the solution and contribute to CI and CD automation. /li liWork closely with designers, product managers, QA, and other engineers to refine requirements and deliver features end to end.



/li liParticipate in technical design and architecture discussions and help define interfaces between services and front end applications. /li liContribute to documentation of APIs, front end components, and key technical decisions. /li liTake part in Agile ceremonies and actively drive improvements in team processes and engineering practices. /li /ul h3Required skills and experience /h3 ul li5+ years of professional experience in software development, including significant time in full stack roles. /li liStrong experience building backend APIs and services in Go /li liSolid knowledge of JavaScript and proven experience with React as a primary frontend framework. /li liExperience with a state management solution such as Redux, MobX or similar. /li liGood understanding of HTML5, CSS3, and common UI patterns and best practices. /li liExperience deploying and operating applications on AWS or another major cloud platform /li liPractical experience designing and consuming REST APIs and familiarity with web security concepts such as authentication, authorization, and secure data handling. /li liExperience working with relational and or NoSQL databases (DocumentDB is preferred). /liliStrong communication skills and ability to collaborate effectively in a distributed environment.



/li liKnowledge of server side rendering frameworks or micro frontend architectures. /li liExperience writing and maintaining automated tests for backend and frontend applications. /li liExperience with microservices and serverless design patterns. /li /ul h3Nice to have /h3 ul liExperience with TypeScript and more advanced frontend architecture patterns. /li liExperience with Docker and CI/CD pipelines. /li liExperience integrating with complex backends using gRPC or Protocol Buffers. /li liExposure to image processing, data pipelines, or machine learning powered features. /li liExperience with Java as an additional backend language. /li liExperience working in Agile product teams and methodologies. /li liPrevious work on SaaS products at scale in domains like digital identity, banking, or fintech. /li /ul h3What we offer /h3 ul liCompetitive compensation package and comprehensive benefits. /li liOpportunities for professional development within an innovative international environment. /li liCollaborative workplace culture using the latest technologies. /li /ul h3We offer /h3 ul liFlexible working format - remote, office-based or versátil /li liA competitive salary and good compensation package /li liPersonalized career growth /li liProfessional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) /li liActive tech communities with regular knowledge sharing /li liEducation reimbursement /li liMemorable anniversary presents /li liCorporate events and team buildings /li liOther location-specific benefits /li linot applicable for freelancers /li /ul /p #J-18808-Ljbffr

📌 Senior Fullstack Engineer (Golang) (España)
🏢 N-iX
📍 España