Job Description: Backend EngineerLocation: Remote Company: Reports To: Backend Lead Engineer Salary: Competitive,commensurate with experiencePosition OverviewWe are seeking an accomplished Senior Backend Engineer to drive the development of our enterprise grade, multi-tenant SaaS platform. You will be responsible for designing and implementing complexbackend features, contributing to architectural decisions, and ensuring code quality and scalability acrossthe platform. Working collaboratively with product, frontend, and infrastructure teams, you will serve as atechnical expert and mentor to other developers while championing best practices in modern serverlessbackend development.Key ResponsibilitiesDesign and develop sophisticated backend features using 20+ and TypeScript withadvanced patterns and performance optimizationBuild and maintain scalable multi-tenant backend architectures with proper tenant isolation, datasecurity, and compliance measuresArchitect modular, maintainable services following SOLID principles and enterprise designpatternsDesign and implement complex database schemas and queries using Prisma ORM andPostgreSQL, ensuring optimal performanceDesign and implement RESTful APIs consumed by React frontends, ensuring data integrity,security, and exceptional developer experienceBuild serverless applications using AWS Lambda, API Gateway, SQS, EventBridge, and otherAWS servicesImplement authentication and authorization flows (JWT, OAuth) with proper security measuresImplement audit logging systems and compliance requirements for enterprise clientsPerform advanced debugging, write comprehensive tests, and optimize application performanceMentor junior and mid-level engineers through code reviews, pair programming, and knowledgesharingParticipate in architectural discussions and provide technical recommendations to the LeadEngineer and CTOCollaborate cross-functionally to translate complex requirements into elegant, scalable technicalsolutionsContribute to migration efforts from legacy Java systems to modern architectureStay current with backend technology trends and evaluate new tools and frameworks for teamadoptionIdeal Candidate ProfileEducation: Bachelor's or Master's degree in Computer Science, Engineering, or related fieldExperience: - 4-6 years of professional backend development experience with strong focus on and TypeScript - 2+ years building production APIs with TypeScript and - 2+ years hands-onexperience with AWS Lambda and serverless architecture (Lambda, API Gateway, SQS, EventBridge) -2+ years building/operating multi-tenant SaaS systems with tenant isolation - Proven track record ofdelivering complex features in enterprise or multi-tenant applications - Experience working in agileenvironments with cross-functional teams - Demonstrated ability to mentor developers and contribute totechnical leadershipSkills: - Expert-level proficiency in TypeScript and, including advanced patterns and performanceoptimization - Strong hands-on experience with AWS Lambda and serverless technologies (API Gateway,SQS, EventBridge) - Deep understanding of multi-tenant SaaS architecture including tenant isolation,data security, and scalability - Advanced knowledge of PostgreSQL including complex queries,optimization, and schema design - Extensive experience with Prisma ORM or similar ORMs for databaseinteractions - Strong experience designing scalable, well-documented RESTful APIs - Solid experiencewith authentication flows (OAuth, JWT) and security best practices - Experience with Express or similar frameworks - Working knowledge of S3 and document/file management systems - Strong testingmethodology including unit, integration, and end-to-end testing - Experience with CI/CD pipelines andbackend deployment strategies - Familiarity with message queues and event-driven architectures -Experience with audit logging and compliance requirements is a plus - React/frontend experience for full stack collaboration is a plus - Experience with AI/ML API integrations is a plus - Field servicemanagement or B2B SaaS background is a plus - AWS certifications are a plus - Excellent problem solving, communication, and collaboration skills - Passion for code quality, performance, and systemreliabilityTech StackTypeScript, 20+, AWS Lambda, API Gateway, SQS, EventBridge, PostgreSQL, Prisma ORM,Express, S3, React (frontend teamJob Types: Full-time, PermanentPay: €60,000.00-€90,000.00 per yearBenefits:Work from homeExperience:TypeScript: 1 year (preferred) 1 year (preferred)AWS Lambda: 1 year (preferred)PostgreSQL: 1 year (preferred)Prisma ORM: 1 year (preferred)Express: 1 year (preferred)Work Location: Remote