[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"project-senior-backend-engineer":3,"similar-senior-backend-engineer":31,"matching-freelancers-senior-backend-engineer":286},{"id":4,"slug":5,"title":6,"description":7,"skills":8,"budget":17,"duration":18,"location":17,"onsitePercent":19,"contractType":20,"foundAt":21,"category":22,"rawText":26,"webTitle":27,"webText":28,"language":29,"projectId":17,"sourceUrl":30},16580,"senior-backend-engineer","Senior Backend Engineer","Wir suchen einen Senior Backend Engineer für einen Greenfield-Plattform-Aufbau. Sie werden skalierbare Backend-Services mit NestJS und TypeScript entwerfen und liefern sowie in einem kleinen, hochperformanten Engineering-Team mit starkem Ownership-Mindset arbeiten.",[9,10,11,12,13,14,15,16],"TypeScript","NestJS","REST APIs","PostgreSQL","Event-driven systems","Payments\u002FFintech","AI coding tools","Scalable backend systems",null,"6 Monate",0,"contracting","2026-06-26T08:27:14+00:00",{"id":23,"slug":24,"label":25},1,"software_dev","Software-Entwicklung","\u003Cp class=\"isSelectedEnd\">\u003Cstrong>Location:\u003C\u002Fstrong> 100% Remote (Europe, CET +\u002F-1)\u003Cbr \u002F>\u003Cstrong>Contract:\u003C\u002Fstrong> Freelance – Initial 6 Months\u003Cbr \u002F>\u003Cstrong>Start:\u003C\u002Fstrong> ASAP\u003C\u002Fp>\n\u003Cp class=\"isSelectedEnd\">We’re looking for a \u003Cstrong>Senior Backend Engineer\u003C\u002Fstrong> to join a greenfield platform build. You’ll play a key role in designing and delivering scalable backend services, working in a small, high-performing engineering team with a strong ownership mindset.\u003C\u002Fp>\n\u003Ch3>Responsibilities\u003C\u002Fh3>\n\u003Cul data-spread=\"false\">\n\u003Cli>Design and build scalable backend services using NestJS and TypeScript\u003C\u002Fli>\n\u003Cli>Develop REST APIs and event-driven workflows\u003C\u002Fli>\n\u003Cli>Build payment-related integrations and backend processes\u003C\u002Fli>\n\u003Cli>Collaborate on architecture and contribute to technical decisions\u003C\u002Fli>\n\u003Cli>Leverage AI-assisted development to accelerate delivery\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>Requirements\u003C\u002Fh3>\n\u003Cul data-spread=\"false\">\n\u003Cli>Strong TypeScript and NestJS experience\u003C\u002Fli>\n\u003Cli>Experience building scalable backend systems and REST APIs\u003C\u002Fli>\n\u003Cli>Payments or fintech experience (Stripe, Adyen, Braintree, etc.)\u003C\u002Fli>\n\u003Cli>Strong PostgreSQL knowledge and database optimisation\u003C\u002Fli>\n\u003Cli>Experience with event-driven systems or workflow\u002Fstate machine design\u003C\u002Fli>\n\u003Cli>Daily use of AI coding tools (Claude, Cursor, Copilot, etc.)\u003C\u002Fli>\n\u003Cli>Strong ownership mindset and greenfield experience\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Ch3>Nice to Have\u003C\u002Fh3>\n\u003Cul data-spread=\"false\">\n\u003Cli>Docker, AWS, Redis, BullMQ\u003C\u002Fli>\n\u003Cli>Experience with Auth0 or similar authentication platforms\u003C\u002Fli>\n\u003C\u002Ful>\n\u003Cp>If you’re interested, please apply with your updated CV, availability, and day rate.\u003C\u002Fp>\n\u003Cp>Darwin Recruitment is acting as an Employment Business in relation to this vacancy.\u003C\u002Fp>\n\u003Cp>\u003Cimg src=\"https:\u002F\u002Fcounter.adcourier.com\u002FTmVsbHkuTmdjb2JvLjgyMjY5LjEyNzg0QGRhcndpbi5hcGxpdHJhay5jb20.gif\">\u003C\u002Fp>\n\u003Cp>\u003Cspan style=\"color: #ffffff\">Nelly Ngcobo\u003C\u002Fspan>\u003C\u002Fp>\nAnsprechpartner: Nelly Ngcobo\nE-Mail: Nelly.Ngcobo@darwinrecruitment.com\nTelefon: +49 692 443 7625","Senior Backend Engineer – NestJS & TypeScript (Remote)","Wir suchen einen erfahrenen Senior Backend Engineer für den Aufbau einer neuen Plattform. In einem kleinen, hochperformanten Engineering-Team werden Sie eine Schlüsselrolle bei der Gestaltung und Umsetzung skalierbarer Backend-Services spielen und tragen dabei Verantwortung für technische Entscheidungen.\n\nIhre Aufgaben:\n- Design und Entwicklung skalierbarer Backend-Services mit NestJS und TypeScript\n- Entwicklung von REST APIs und ereignisgesteuerten Workflows\n- Implementierung von Payment-Integrationen und Backend-Prozessen\n- Mitgestaltung der Systemarchitektur und technische Entscheidungsfindung\n- Nutzung von KI-gestützten Entwicklungstools zur Beschleunigung der Lieferung\n\nIhre Qualifikationen:\n- Umfangreiche Erfahrung mit TypeScript und NestJS\n- Nachgewiesene Expertise beim Aufbau skalierbarer Backend-Systeme und REST APIs\n- Erfahrung im Payments- oder Fintech-Bereich (mit Lösungen wie Stripe, Adyen oder ähnlichen Plattformen)\n- Starke PostgreSQL-Kenntnisse und Datenbankoptimierung\n- Vertrautheit mit ereignisgesteuerten Systemen und Workflow-\u002FState-Machine-Design\n- Tägliche Nutzung von KI-Coding-Tools (Claude, Cursor, Copilot o.ä.)\n- Starker Ownership-Mindset und Erfahrung mit Greenfield-Projekten\n\nVorteilhaft:\n- Docker, AWS, Redis, BullMQ\n- Erfahrung mit Auth0 oder ähnlichen Authentifizierungsplattformen\n\nPositionsdetails:\n- 100% Remote (Europa, CET +\u002F-1)\n- Freelance-Vertrag, initial 6 Monate\n- Start: Schnellstmöglich","en","https:\u002F\u002Fwww.darwinrecruitment.com\u002Fjob\u002F8822696288482-backend-engineer-x2-berlin-berlin\u002F",{"items":32},[33,48,59,69,82,92,109,138,159,174,185,201,223,247,263],{"id":34,"slug":35,"title":36,"description":37,"skills":38,"budget":42,"duration":17,"location":43,"onsitePercent":44,"contractType":45,"foundAt":46,"category":47},16481,"fullstack-developer-mwd-java-javascript","Fullstack Developer (m\u002Fw\u002Fd) Java \u002F JavaScript","Fullstack Developer Position in Nürnberg mit Java und JavaScript Kenntnissen gesucht. Festanstellung in Vollzeit mit hybridem Arbeitsmodell. Gehalt zwischen 72.000 und 85.000 EUR pro Jahr plus Verhandlungsspielraum.",[39,40,41],"Java","JavaScript","Fullstack Development","72.000-85.000 EUR\u002FJahr","Nürnberg",50,"permanent","2026-06-26T08:02:39+00:00",{"id":23,"slug":24,"label":25},{"id":49,"slug":50,"title":51,"description":52,"skills":53,"budget":56,"duration":17,"location":43,"onsitePercent":44,"contractType":45,"foundAt":57,"category":58},16476,"uxui-designer-mwd","UX\u002FUI Designer (m\u002Fw\u002Fd)","UX\u002FUI Designer Position in Nürnberg, Bayern. Festanstellung in Vollzeit mit hybridem Arbeitsmodell. Gehalt zwischen 72.000 und 80.000 EUR pro Jahr.",[54,55],"UX Design","UI Design","72.000-80.000 EUR\u002FJahr","2026-06-26T08:02:25+00:00",{"id":23,"slug":24,"label":25},{"id":60,"slug":61,"title":62,"description":63,"skills":64,"budget":65,"duration":17,"location":66,"onsitePercent":44,"contractType":45,"foundAt":67,"category":68},16407,"java-backend-developer-mwd-2","Java Backend Developer (m\u002Fw\u002Fd)","Java Backend Developer Position in Hamburg. Festanstellung in Vollzeit mit hybridem Arbeitsmodell. Jahresgehalt zwischen 65.000 und 80.000 EUR.",[39],"65.000-80.000 EUR\u002FJahr","Hamburg","2026-06-26T07:57:58+00:00",{"id":23,"slug":24,"label":25},{"id":70,"slug":71,"title":72,"description":73,"skills":74,"budget":77,"duration":17,"location":78,"onsitePercent":79,"contractType":45,"foundAt":80,"category":81},16377,"java-developer-mwd-springspringboot","Java Developer (m\u002Fw\u002Fd) Spring\u002FSpringboot","Java Developer Position in Zeven, Niedersachsen mit Fokus auf Spring\u002FSpringboot. Festanstellung in Vollzeit mit hybridem Arbeitsmodell. Jahresgehalt zwischen 70.000 und 85.000 EUR.",[39,75,76],"Spring","Springboot","70.000-85.000 EUR\u002FJahr","Zeven, Niedersachsen",10,"2026-06-26T07:55:44+00:00",{"id":23,"slug":24,"label":25},{"id":83,"slug":84,"title":85,"description":86,"skills":87,"budget":88,"duration":17,"location":89,"onsitePercent":44,"contractType":45,"foundAt":90,"category":91},16371,"senior-software-architect-mwd-fokus-data","Senior Software Architect (m\u002Fw\u002Fd) Fokus Data","Senior Software Architect Position mit Fokus auf Data in München. Hybrid-Arbeitsmodell in Vollzeit. Festanstellung bei attraktiver Vergütung.",[],"€90.000 - €110.000 per annum","München","2026-06-26T07:54:57+00:00",{"id":23,"slug":24,"label":25},{"id":93,"slug":94,"title":95,"description":96,"skills":97,"budget":17,"duration":17,"location":106,"onsitePercent":44,"contractType":20,"foundAt":107,"category":108},16344,"software-architekt-mwd-3","Software Architekt (m\u002Fw\u002Fd)","Lead Architekt für eine neue Steuerlösung mit Verantwortung für architektonische Grundlagen und neue Features. Koordination technischer Verbesserungen, Erarbeitung von Qualitätsstandards und enge Zusammenarbeit mit Teams und Kunden. Unterstützung bei Produktmanagement und Offertenerstellung.",[98,99,39,100,101,102,103,104,105],"Software-Architektur","Microservice-Architektur","Kafka","REST","Angular","DevOps","Deutsch","Englisch","Kloten","2026-06-26T07:45:49+00:00",{"id":23,"slug":24,"label":25},{"id":110,"slug":111,"title":112,"description":113,"skills":114,"budget":17,"duration":135,"location":66,"onsitePercent":44,"contractType":20,"foundAt":136,"category":137},16333,"ui-designer-mwd","UI-Designer (m\u002Fw\u002Fd)","Für einen Kunden in Hamburg wird ein UI-Designer (m\u002Fw\u002Fd) mit Schwerpunkt auf Mobile Apps und barrierefreie Benutzeroberflächen gesucht. Erforderlich sind mehrjährige Erfahrung im Interface-Design für iOS, Android und Web sowie fundierte Kenntnisse in Figma, Designsystemen und WCAG 2.2. Die Position ist freiberuflich als Contractor ausgeschrieben.",[115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134],"UI-Design","Mobile App Design","iOS Design","Android Design","Web Design","Figma","Designsysteme","Komponentenbibliotheken","Design Tokens","Barrierefreie Benutzeroberflächen","WCAG 2.2","EN 301 549","Responsive Design","Adaptive Layouts","Scrum","Kanban","Jira","Confluence","UX-Methoden","Designrichtlinien","18 Monate, Start Juli 2026","2026-06-26T07:21:02+00:00",{"id":23,"slug":24,"label":25},{"id":139,"slug":140,"title":141,"description":142,"skills":143,"budget":154,"duration":155,"location":156,"onsitePercent":79,"contractType":20,"foundAt":157,"category":158},16321,"senior-pega-cdh-systems-engineer-crm-communications-openapi","Senior PEGA CDH Systems Engineer | CRM Communications | OpenAPI","Gesucht wird ein Senior PEGA CDH Systems Engineer für das Projekt C³ der Deutschen Bahn zur Modernisierung der CRM-Landschaft. Die Rolle umfasst technische Implementierung, Systemintegration und Beratung bei der Umsetzung einer neuen PEGA-basierten Communications-Lösung. Einsatz überwiegend remote mit 11 Tagen vor Ort in Frankfurt am Main.",[144,145,146,147,148,149,150,151,152,153],"PEGA CDH","OpenAPI","Enterprise-Anwendungsarchitekturen","Datenmodellierung","Softwareentwicklungslebenszyklus","Email-Template Erstellung","JSON Schema-Validierung","UML","CI\u002FCD","Middleware-Technologien","max. 740 EUR\u002FTag","15.07.2026 - 31.12.2026 (ca. 5,5 Monate, 108 Projekttage)","Frankfurt am Main","2026-06-26T06:30:42+00:00",{"id":23,"slug":24,"label":25},{"id":160,"slug":161,"title":162,"description":163,"skills":164,"budget":169,"duration":170,"location":156,"onsitePercent":171,"contractType":20,"foundAt":172,"category":173},16320,"intermediate-fullstack-developer-angular-nestjs-rabbitmq-websockets-postgresql-web4bpa","Intermediate Fullstack Developer Angular | NestJS | RabbitMQ | WebSockets | PostgreSQL | Web4BPA","Gesucht wird ein Intermediate Fullstack Developer für das Projekt Web4BPA zur Weiterentwicklung von Webanwendungen. Der Einsatz umfasst 110 Tage (davon 6 vor Ort in Frankfurt) von Juli bis Dezember 2026. Anforderungen: fundierte Kenntnisse in Angular, NestJS, TypeScript\u002FJavaScript, PostgreSQL, RabbitMQ und WebSockets mit jeweils mindestens 3 Jahren Erfahrung.",[102,10,9,40,12,165,166,167,168],"RabbitMQ","WebSockets","Softwarearchitektur","API-Entwicklung","max. 540 EUR\u002FTag","13.07.2026 - 31.12.2026 (110 Tage)",5,"2026-06-26T06:30:32+00:00",{"id":23,"slug":24,"label":25},{"id":175,"slug":176,"title":177,"description":178,"skills":179,"budget":180,"duration":181,"location":182,"onsitePercent":44,"contractType":20,"foundAt":183,"category":184},16310,"software-architekt-java-kafka-rest-angular-contract","Software Architekt Java Kafka REST Angular (contract)","Gesucht wird ein erfahrener Software Architekt Java Kafka REST Angular als Lead Architekt einer neuen Steuerlösung. Aufgaben umfassen architektonische Grundsteinlegung, Koordination technischer Verbesserungen, Erstellung von Grobkonzepten und enge Zusammenarbeit mit Teams. Anforderungen: Hochschulabschluss Informatik, mehrjährige Architekt-Erfahrung mit Microservices, sehr gute Kenntnisse in Java, Kafka, REST, Angular sowie Deutsch und Englisch.",[39,100,101,102,99,98,103],"CHF 120\u002Fh","6 Monate mit Option","Zürich Nord","2026-06-25T19:26:31+00:00",{"id":23,"slug":24,"label":25},{"id":186,"slug":187,"title":188,"description":189,"skills":190,"budget":197,"duration":198,"location":17,"onsitePercent":19,"contractType":20,"foundAt":199,"category":200},16309,"java-spring-boot-entwickler","Java Spring Boot Entwickler","Gesucht wird ein Java Spring Boot Entwickler für die Entwicklung und das Testen einer weiterentwickelten Software bei einem Kundenproject. Erforderlich sind Kenntnisse in TDD, JUnit, REST-Schnittstellen und agile Arbeitsweise.",[39,191,192,193,194,195,131,132,196],"Spring Boot","Test Driven Development","JUnit","REST Schnittstellen","Agile Arbeitsweise","IntelliJ oder Eclipse","VB","6 Monate, Start 15.07.2026 \u002F spätestens 01.08.2026","2026-06-25T17:30:16+00:00",{"id":23,"slug":24,"label":25},{"id":202,"slug":203,"title":204,"description":205,"skills":206,"budget":17,"duration":17,"location":89,"onsitePercent":220,"contractType":20,"foundAt":221,"category":222},16270,"frontend-entwickler-react-typescript-mwd","Frontend-Entwickler React & TypeScript (m\u002Fw\u002Fd)","Entwicklung und Weiterentwicklung komplexer Webanwendungen mit React und TypeScript. Umsetzung moderner User Interfaces mit CSS-in-JS-Lösungen und Integration von Micro-Frontend-Architekturen in Monorepo-Umgebungen. Anbindung von REST-Schnittstellen und gRPC-Services mit automatisierten Tests.",[207,9,208,209,210,211,212,11,213,214,215,216,217,218,152,219],"React","CSS-in-JS","styled-components","Micro-Frontend-Architekturen","Nx","Turborepo","gRPC","react-hook-form","yup","Jest","React Testing Library","Git","GitHub Actions",100,"2026-06-25T15:25:37+00:00",{"id":23,"slug":24,"label":25},{"id":224,"slug":225,"title":226,"description":227,"skills":228,"budget":17,"duration":243,"location":244,"onsitePercent":220,"contractType":20,"foundAt":245,"category":246},16265,"applikationsentwicklermwd","Applikationsentwickler(m\u002Fw\u002Fd)","Gesucht wird ein Software Applikations Spezialist für Integrations- und Weiterentwicklungsprojekte im eBanking-Umfeld. Der Fokus liegt auf technischer Unterstützung und Weiterentwicklung von Applikations- und Integrationslösungen zwischen Kernbankensystemen (Avaloq) und Standardsoftwarelösungen. Einsatz in der Region Bern zu 100% vom 15.07.2026 bis Jahresende.",[229,230,231,232,233,234,235,236,237,238,239,240,241,242],"Applikationsentwicklung","API Development","Docker","OpenShift","Container-Technologien","Windows-Systeme","Linux-Systeme","SQL-Datenbanken","Schnittstellenentwicklung","Messaging","File-basierte Integration","Applikationsbetrieb","Monitoring","Avaloq","15.07.2026 - 31.12.2026","Bern","2026-06-25T15:21:14+00:00",{"id":23,"slug":24,"label":25},{"id":248,"slug":249,"title":250,"description":251,"skills":252,"budget":17,"duration":259,"location":260,"onsitePercent":44,"contractType":20,"foundAt":261,"category":262},16257,"senior-software-engineer-frontend-react-mfd","Senior Software Engineer – Frontend (React) (m\u002Ff\u002Fd)","Lead the migration of a legacy frontend application from Angular to a modern React-based architecture. Design, develop, and maintain scalable frontend components while providing technical ownership and mentoring frontend developers in an international, partly remote environment.",[253,40,9,102,254,255,256,257,258],"React.js","Frontend Development","Code Reviews","Mentoring","Agile","Component-based Architecture","asap","Vienna","2026-06-25T14:41:00+00:00",{"id":23,"slug":24,"label":25},{"id":264,"slug":265,"title":266,"description":267,"skills":268,"budget":17,"duration":280,"location":281,"onsitePercent":282,"contractType":283,"foundAt":284,"category":285},16251,"embedded-software-engineer-mwd-gr-luebeckremote-august-2026-6-monate","Embedded Software Engineer (m\u002Fw\u002Fd) \u002F\u002F GR Lübeck\u002Fremote \u002F\u002F August 2026 \u002F\u002F 6 Monate","Für ein Kundenprojekt wird ein Embedded Software Engineer (m\u002Fw\u002Fd) ab August 2026 gesucht. Aufgaben umfassen Embedded-Softwareentwicklung, funktionale Sicherheit, Architekturdesign, Code-Reviews und Test\u002FIntegration. Erforderlich sind fundierte Erfahrung in C++\u002FC, IEC 61508 Kenntnisse und Architekturdesign-Kompetenz.",[269,270,271,272,273,274,275,276,277,278,279,152],"Embedded Software Development","C++","C","Funktionale Sicherheit","IEC 61508","Architekturdesign","Requirements Engineering","Code-Reviews","Testing","Qualitätssicherung","Toolchains","6 Monate (August 2026 - Januar 2027)","Lübeck",60,"temp_work","2026-06-25T14:06:21+00:00",{"id":23,"slug":24,"label":25},{"items":287},[288,300,310,318,322],{"slug":289,"role":290,"tagline":17,"availability":17,"workMode":291,"hourlyRateFrom":17,"hourlyRateTo":17,"topSkills":295},"senior-it-berater-digitalisierungsexperte-f-r-pensionsverwaltung-p290","Senior IT-Berater \u002F Digitalisierungsexperte für Pensionsverwaltung",[292,293,294],"onsite","remote","hybrid",[39,296,297,298,11,299],"Spring Framework","Oracle Database","SQL Server","Microservices",{"slug":301,"role":302,"tagline":303,"availability":17,"workMode":304,"hourlyRateFrom":305,"hourlyRateTo":17,"topSkills":306},"senior-software-developer-full-stack-engineer-p4","Senior Software Developer \u002F Full-Stack Engineer","25 Jahre eCommerce-Erfahrung als Fullstack-Entwickler, IT-Architekt und hands-on Projektmanager",[293,294,292],80,[257,129,130,307,308,309],"TDD","Lean Coding","MVC",{"slug":311,"role":312,"tagline":17,"availability":17,"workMode":313,"hourlyRateFrom":17,"hourlyRateTo":17,"topSkills":314},"it-consultant-full-stack-developer-p251","IT-Consultant \u002F Full-Stack Developer",[292,293,294],[40,315,39,207,316,317],"Python","Node.js","SQL",{"slug":319,"role":312,"tagline":17,"availability":17,"workMode":320,"hourlyRateFrom":17,"hourlyRateTo":17,"topSkills":321},"it-consultant-full-stack-developer-p246",[292,293,294],[40,9,207,316,315,39],{"slug":323,"role":312,"tagline":17,"availability":17,"workMode":324,"hourlyRateFrom":17,"hourlyRateTo":17,"topSkills":325},"it-consultant-full-stack-developer-p214",[292,293,294],[40,315,39,207,316,317]]