[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"project-senior-software-engineer-privacy-first-communications-infrastructure":3,"similar-senior-software-engineer-privacy-first-communications-infrastructure":32},{"id":4,"slug":5,"title":6,"skills":7,"budget":19,"duration":19,"location":19,"onsitePercent":19,"contractType":20,"foundAt":21,"category":22,"description":26,"rawText":27,"webTitle":28,"webText":29,"language":30,"projectId":19,"sourceUrl":31},11293,"senior-software-engineer-privacy-first-communications-infrastructure","Senior Software Engineer — Privacy-First Communications Infrastructure",[8,9,10,11,12,13,14,15,16,17,18],"Rust","PostgreSQL","Redis","NATS","Backend Systems","Systems Programming","Cryptography","API Design","SDK Development","Concurrency","Performance Profiling",null,"contracting","2026-06-05T15:16:24+00:00",{"id":23,"slug":24,"label":25},1,"software_dev","Software-Entwicklung","Gesucht wird ein Senior Software Engineer für ein Unternehmen, das eine Privacy-First Kommunikationsplattform mit End-to-End-Verschlüsselung entwickelt. Die Rolle umfasst die Arbeit an sicherer Datenflussarchitektur, Performance-Optimierung und kryptographischen Systemen im Rust-Stack mit PostgreSQL, Redis und NATS.","Title: Senior Software Engineer — Privacy-First Communications Infrastructure About the company This company is building a next-generation, privacy-first communication platform designed for high-stakes environments where security isn't optional. Their core product is a messenger application with true end-to-end encryption at the protocol level — not bolted on, but foundational to everything they ship. They operate on a simple principle: everything not end-to-end encrypted or self-hosted ultimately surrenders data to third-party providers. They're not building another messaging tool. They're creating secure infrastructure that institutions can actually rely on — across finance, government, and enterprise use cases where data integrity and privacy are critical. The role We're looking for a Senior Software Engineer to join a small, high-calibre team with strong open-source backgrounds and a culture of real technical ownership. The stack is centred around Rust, with PostgreSQL, Redis, and NATS across the data layer. The product sits at the intersection of backend infrastructure and cryptographic systems, meaning the challenges go well beyond standard application development. You'll work on secure data flow, performance at scale, and designing systems that remain reliable under strict privacy constraints. Requirements\r\nDemonstrated excellence outside of workOpen-source contributions, side projects, or other evidence of self-directed engineering ambition3+ years building and operating high-throughput backend systems at scale, with ownership of technical directionHands-on production experience with PostgreSQL, Redis, and NATS — schema design, query tuning, and failure recoveryStrong systems programming fundamentals: concurrency, memory management, networking, and performance profiling (Rust, Go, C++, or equivalent)Experience designing client-facing SDKs or APIs with stable contracts, versioning, and cross-platform consistency\nAnsprechpartner: Arianna  Cook\nE-Mail: a.cook@lawrenceharvey.com","Senior Software Engineer – Privacy-First Communications Infrastructure","Wir suchen einen erfahrenen Senior Software Engineer für ein innovatives Team, das eine datenschutzorientierte Kommunikationsplattform der nächsten Generation entwickelt. Das Unternehmen konzentriert sich auf sichere Infrastruktur für anspruchsvolle Umgebungen, in denen Sicherheit nicht optional ist, sondern fundamental.\n\nDas Kernprodukt ist eine Messenger-Anwendung mit echter End-to-End-Verschlüsselung auf Protokollebene – nicht nachträglich hinzugefügt, sondern als Grundlage aller Systeme. Die Plattform richtet sich an Institutionen in den Bereichen Finanzen, Behörden und Enterprise, wo Datenschutz und Integrität kritisch sind.\n\nIn dieser Rolle werden Sie an sicheren Datenflüssen, Performance bei großen Skalierungen und der Gestaltung zuverlässiger Systeme unter strikten Datenschutzbedingungen arbeiten. Der Tech-Stack basiert auf Rust mit PostgreSQL, Redis und NATS in der Datenschicht. Die Herausforderungen gehen weit über Standard-Anwendungsentwicklung hinaus und erfordern tiefes Verständnis von Backend-Infrastruktur und kryptografischen Systemen.\n\nWir erwarten:\n- Nachgewiesene Exzellenz durch Open-Source-Beiträge, Seitenprojekte oder ähnliche Evidenz technischer Eigeninitiative\n- 3+ Jahre Erfahrung beim Aufbau und Betrieb hochperformanter Backend-Systeme mit technischer Verantwortung\n- Produktionserfahrung mit PostgreSQL, Redis und NATS (Schema-Design, Query-Optimierung, Fehlerbehandlung)\n- Starke Fundamentals in Systemprogrammierung: Concurrency, Memory Management, Networking und Performance Profiling (Rust, Go, C++ oder äquivalent)\n- Erfahrung beim Design von Client-SDKs oder APIs mit stabilen Schnittstellen, Versionierung und plattformübergreifender Konsistenz\n\nDas Team zeichnet sich durch hohe technische Kompetenz und echte Ownership-Kultur aus.","en","https:\u002F\u002Fwww.lawrenceharvey.com\u002Fde\u002Fjobs\u002F322933backendengineer",{"items":33},[34,59,77,97,114,126,151,162,173,189,195,210,234,250,260],{"id":35,"slug":36,"title":37,"skills":38,"budget":19,"duration":54,"location":55,"onsitePercent":56,"contractType":20,"foundAt":57,"category":58},12798,"datenbank-spezialist-mwd-remote","Datenbank Spezialist (m\u002Fw\u002Fd) remote",[39,40,41,42,43,44,45,46,47,48,49,50,51,52,53],"Softwareentwicklung","Relationale Datenbanken","MySQL","MariaDB","IBM DB2","Java","JavaScript","PHP","HTML","CSS","AngularJS","Frontend-Entwicklung","Geschäftsprozesse","B2B","B2C","12 Monate","Frankfurt",0,"2026-06-15T07:35:26+00:00",{"id":23,"slug":24,"label":25},{"id":60,"slug":61,"title":62,"skills":63,"budget":19,"duration":72,"location":73,"onsitePercent":74,"contractType":20,"foundAt":75,"category":76},12797,"webentwickler-gesucht-fuer-langfristige-zusammenarbeit-spaetere-partnerschaft-moeglich","Webentwickler gesucht für langfristige Zusammenarbeit - spätere Partnerschaft möglich",[64,46,41,65,66,67,68,69,70,71],"WordPress","C++","API-Entwicklung","WCAG","Responsive Design","SSL-Integration","SEO","UI-Design","12 Monate ab 15.03.2026","Kronach, Oberfranken",80,"2026-06-15T07:35:18+00:00",{"id":23,"slug":24,"label":25},{"id":78,"slug":79,"title":80,"skills":81,"budget":19,"duration":92,"location":93,"onsitePercent":94,"contractType":20,"foundAt":95,"category":96},12796,"software-requirements-engineer-business-analyst-mwd","Software Requirements Engineer - Business Analyst (m\u002Fw\u002Fd)",[82,83,84,85,86,87,44,88,89,90,91],"Software Requirements Engineering","Business Analysis","Anforderungsmanagement","Change Management","Stakeholder Management","Agile Softwareentwicklungsmethoden","Angular","Spring Boot","SQL","RDBMS","01.07.2026 - 31.12.2026 + Option","Dortmund",25,"2026-06-15T07:31:33+00:00",{"id":23,"slug":24,"label":25},{"id":98,"slug":99,"title":100,"skills":101,"budget":108,"duration":109,"location":110,"onsitePercent":111,"contractType":20,"foundAt":112,"category":113},12774,"ux-writer-digitale-kundentouchpoints","UX Writer – Digitale Kundentouchpoints",[102,103,104,105,106,107],"UX Writing","CAS UX Writing oder äquivalente Ausbildung","Mindestens 3 Jahre UX Writing Erfahrung","Deutsch C2","Corporate Writing","Digitale Kundentouchpoints","CHF 100\u002Fh","12 Monate mit Option, Start Juli 2026","Zürich",100,"2026-06-14T05:31:16+00:00",{"id":23,"slug":24,"label":25},{"id":115,"slug":116,"title":117,"skills":118,"budget":19,"duration":123,"location":19,"onsitePercent":56,"contractType":20,"foundAt":124,"category":125},12769,"fullstack-entwickler-s3-speicheranwendung-php-java-100-remote-start-asap-3-monate","Fullstack Entwickler (S3 Speicheranwendung \u002F PHP \u002F Java) | 100% Remote | Start ASAP | 3+ Monate",[46,44,119,120,121,122],"S3-kompatible Storage-Lösungen","Backend-Architekturen","Datenmanagement","Deutsch","3+ Monate","2026-06-13T02:15:15+00:00",{"id":23,"slug":24,"label":25},{"id":127,"slug":128,"title":129,"skills":130,"budget":19,"duration":147,"location":148,"onsitePercent":94,"contractType":20,"foundAt":149,"category":150},12763,"backend-entwickler-mwd","Backend Entwickler (m\u002Fw\u002Fd)",[44,131,132,133,9,134,135,136,137,138,139,140,141,142,143,144,145,146],"JEE","Eclipse Microprofile","Quarkus","Oracle","Datenbankmodellierung","CI\u002FCD-Pipelines","Tekton","ArgoCD","Jenkins","Scrum","SAFe","Kubernetes","Microservices","Containertechnologien","REST-Schnittstellen","Architektur","11 Monate (01.02.2026 - 31.12.2026)","Berlin","2026-06-13T02:05:59+00:00",{"id":23,"slug":24,"label":25},{"id":152,"slug":153,"title":154,"skills":155,"budget":19,"duration":19,"location":93,"onsitePercent":94,"contractType":20,"foundAt":160,"category":161},12755,"software-developer-jast-stack-mwd-remotedortmund","Software Developer JAST-Stack (m\u002Fw\u002Fd) Remote\u002FDortmund",[39,156,157,158,159,89],"JAST-Stack Entwicklung","Java-Backend","Angular-Frontend","SQL (RDBMS)","2026-06-12T19:26:01+00:00",{"id":23,"slug":24,"label":25},{"id":163,"slug":164,"title":165,"skills":166,"budget":19,"duration":19,"location":93,"onsitePercent":94,"contractType":20,"foundAt":171,"category":172},12754,"software-requirements-engineer-business-analyst-mwd-remotedortmund","Software Requirements Engineer - Business Analyst (m\u002Fw\u002Fd) Remote\u002FDortmund",[167,168,84,85,86,169,44,88,89,90,91,170],"Business Analyse","Requirements Engineering","agile Softwareentwicklungsmethoden","JAST-Stack","2026-06-12T19:25:53+00:00",{"id":23,"slug":24,"label":25},{"id":174,"slug":175,"title":176,"skills":177,"budget":19,"duration":185,"location":186,"onsitePercent":56,"contractType":20,"foundAt":187,"category":188},12751,"freelance-product-designer-conversion-optimisation-2","Freelance Product Designer - Conversion Optimisation",[178,179,180,181,182,183,184],"Product Design","Conversion Optimisation","App Design","UX Design","User Behaviour Analysis","Finnish","English","Initial 3 months, Start July\u002F1st August 2026","Finland","2026-06-12T16:56:44+00:00",{"id":23,"slug":24,"label":25},{"id":190,"slug":191,"title":176,"skills":192,"budget":19,"duration":185,"location":186,"onsitePercent":56,"contractType":20,"foundAt":193,"category":194},12750,"freelance-product-designer-conversion-optimisation",[178,179,180,181,182,183,184],"2026-06-12T16:56:37+00:00",{"id":23,"slug":24,"label":25},{"id":196,"slug":197,"title":198,"skills":199,"budget":19,"duration":207,"location":19,"onsitePercent":19,"contractType":20,"foundAt":208,"category":209},12745,"software-engineer-plc","Software Engineer - PLC",[200,201,202,203,204,205,206],"SPS-Programmierung","Siemens","Beckhoff","Structured Text","Sondermaschinenbau","Automatisierungstechnik","Englisch","3-6 Monate, Start 29.06.2026","2026-06-12T15:30:19+00:00",{"id":23,"slug":24,"label":25},{"id":211,"slug":212,"title":213,"skills":214,"budget":19,"duration":229,"location":230,"onsitePercent":231,"contractType":20,"foundAt":232,"category":233},12738,"intermediate-software-entwickler-energieversorgung-mwd","Intermediate Software Entwickler (Energieversorgung) (m\u002Fw\u002Fd)",[215,216,44,89,217,218,219,220,221,222,223,224,225,226,227,228],"End-to-End-Testing","AWS","Cloud-Lösungen","Backend-Entwicklung","ISAQB CPSA-A","Event-Driven Architectures","Domain-Driven Design","Container Services","CI\u002FCD","GitLab","Docker","OpenShift","Playwright","Datenvisualisierung","01.07.2026 - 31.12.2027","Frankfurt am Main",10,"2026-06-12T15:20:28+00:00",{"id":23,"slug":24,"label":25},{"id":235,"slug":236,"title":237,"skills":238,"budget":19,"duration":246,"location":55,"onsitePercent":247,"contractType":20,"foundAt":248,"category":249},12734,"senior-developer-react-spring-boot-java-mwd","Senior Developer React, Spring-Boot, Java (m\u002Fw\u002Fd)",[239,89,44,240,241,242,243,244,141,223,245],"React","TypeScript","MUI","Reactive Programming","Agile Development","SCRUM","AsciiDoc","6 Monate + Verlängerung",4,"2026-06-12T14:55:28+00:00",{"id":23,"slug":24,"label":25},{"id":251,"slug":252,"title":253,"skills":254,"budget":19,"duration":229,"location":230,"onsitePercent":231,"contractType":20,"foundAt":258,"category":259},12725,"software-entwickler-javascripttypescriptopenshift-mwd","Software Entwickler (JavaScript\u002FTypeScript\u002FOpenshift) (m\u002Fw\u002Fd)",[45,240,226,222,223,215,50,255,256,227,225,257,224,221],"Bundesnetzagentur (BNetzA)","Automatisierte Regressionstests","Node.js","2026-06-12T14:26:33+00:00",{"id":23,"slug":24,"label":25},{"id":261,"slug":262,"title":263,"skills":264,"budget":19,"duration":19,"location":275,"onsitePercent":111,"contractType":20,"foundAt":276,"category":277},12723,"ux-researcher-mwd","UX-Researcher (m\u002Fw\u002Fd)",[265,266,267,268,269,270,271,272,273,274],"UX-Research","Qualitative Forschungsmethoden","Quantitative Forschungsmethoden","Figma","Miro","Usability-Testing","Datenanalyse","Dokumentation","Personas","User Journey Maps","Regensburg","2026-06-12T14:26:12+00:00",{"id":23,"slug":24,"label":25}]