Full Stack Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Full Stack Engineer based in Spain.This is a high-impact engineering role focused on building across the full spectrum of a fast-evolving decentralized technology ecosystem. You will contribute to both user-facing applications and the core infrastructure that powers them, working at the intersection of product engineering, developer tooling, and platform systems. The environment is highly technical, fast-paced, and innovation-driven, where shipping quickly and iterating intelligently are key. You will be involved in everything from prototyping new ideas to scaling production-grade systems used by developers and end users alike. The role blends autonomy with deep technical ownership, allowing you to shape both what gets built and how it evolves. You will collaborate closely with cross-functional teams including DevRel, Product, and Business teams to ensure what you build is impactful, usable, and aligned with ecosystem growth. This is an opportunity to work on cutting-edge infrastructure with significant scale, performance, and ambition.Accountabilities:Design and deliver end-to-end full stack products, including consumer applications, developer tools, and internal platform systemsBuild and maintain high-performance backend services and APIs supporting large-scale decentralized applicationsDevelop developer-facing tools such as SDKs, CLIs, libraries, and starter kits to improve ecosystem adoption and usabilityCreate internal tooling and infrastructure that improves engineering velocity and system reliabilityOwn features across their full lifecycle, from rapid prototyping through production deployment and ongoing optimizationCollaborate with cross-functional teams including DevRel, Marketing, and Business Development to align technical outputs with go-to-market needsIdentify gaps in the ecosystem and proactively design and implement solutions to address themEnsure performance, reliability, and scalability across all layers of the stackContinuously improve systems through iteration, testing, and refinement based on real-world usageRequirementsStrong experience with TypeScript across the full stack, including modern frontend frameworks and backend servicesExperience building production-grade front-end applications with attention to performance and usabilitySolid backend engineering skills, including APIs, service design, and data-layer architectureFamiliarity with Golang is a plus for specific backend or performance-critical componentsStrong understanding or genuine interest in blockchain, crypto, or on-chain systemsProven ability to operate with high ownership, autonomy, and product-minded thinkingExperience balancing fast prototyping with long-term production hardening and system reliabilityComfortable working in fast-paced, high-growth technical environmentsStrong problem-solving skills with the ability to identify opportunities and act on them independentlyAbility to collaborate effectively across technical and non-technical stakeholdersBenefitsOpportunity to work on cutting-edge decentralized infrastructure with exceptional performance scaleHigh-impact role spanning product, infrastructure, and developer ecosystem toolingFast-paced, innovation-driven engineering environmentStrong autonomy with ownership over features and systems from idea to productionCollaboration with experienced teams across engineering, product, and ecosystem growthExposure to advanced blockchain and high-throughput system architecturesOpportunity to shape developer experience across a growing technical ecosystemCompetitive compensation and growth opportunities within a rapidly evolving spaceFlexible working environment supporting focus and deep workHow Jobgether works:We use anAI-powered matching processto ensure your application is reviewed quickly, objectively, and fairly against the role’s core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.We appreciate your interest and wish you the best!Why Apply Through Jobgether?Data Privacy Notice:By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.#LI-CL1We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Strong experience with TypeScript across the full stack, including modern frontend frameworks and backend services Experience building production-grade front-end applications with attention to performance and usability Solid backend engineering skills, including APIs, service design, and data-layer architecture Familiarity with Golang is a plus for specific backend or performance-critical components Strong understanding or genuine interest in blockchain, crypto, or on-chain systems Proven ability to operate with high ownership, autonomy, and product-minded thinking Experience balancing fast prototyping with long-term production hardening and system reliability Comfortable working in fast-paced, high-growth technical environments Strong problem-solving skills with the ability to identify opportunities and act on them independently Ability to collaborate effectively across technical and non-technical stakeholders

Opportunity to work on cutting-edge decentralized infrastructure with exceptional performance scale High-impact role spanning product, infrastructure, and developer ecosystem tooling Fast-paced, innovation-driven engineering environment Strong autonomy with ownership over features and systems from idea to production Collaboration with experienced teams across engineering, product, and ecosystem growth Exposure to advanced blockchain and high-throughput system architectures Opportunity to shape developer experience across a growing technical ecosystem Competitive compensation and growth opportunities within a rapidly evolving space Flexible working environment supporting focus and deep work How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role’s core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.