Senior Backend Engineer

🕒 May 5

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Wire

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2012

🔒 Cybersecurity

🤝 B2B

🏢 Enterprise

Cybersecurity • B2B • Enterprise

Wire is a secure collaboration platform that allows users to connect, message, and share files effortlessly, all while ensuring industry-leading end-to-end encryption. Trusted by over 1,800 clients, Wire offers seamless communication solutions tailored for SMBs, enterprises, and government entities, emphasizing data protection, privacy, and compliance. The platform features instant meetings, messaging, and extensive administrative controls, making it ideal for complex organizations looking to maintain control over their data while collaborating securely with partners.

📋 Description

• Build and maintain core services for the Wire platform, improving scalability, reliability, and security while collaborating across teams. • Develop and maintain backend services in Haskell and actively contribute to the evolution of our existing backend codebase. • Contribute to architectural decisions and help make our backend platform more stable, scalable, and maintainable. • Implement new features in close collaboration with Product, Client Engineering, CoreCrypto, Security, and QA. • Work on large-scale service-oriented and federated architectures. • Support the evolution of our data architecture, including migration towards PostgreSQL. • Take responsibility for backend topics within your feature scope and ensure alignment between the scope and the backend team. • Build robust, well-tested software and collaborate with QA and engineering teams to continuously improve quality, stability, and security. • Share knowledge regularly with the backend team and contribute to a strong engineering culture. • Work on software where security, privacy, and reliability are core requirements.

🎯 Requirements

• Proven experience in backend development with Haskell. • At least 3 years of experience developing scalable backend systems or distributed services. • Experience with service-oriented architectures. • Understanding of software architecture, API design, testing, and long-term code maintainability. • Comfortable working in cross-functional teams and enjoy collaborating with Client Engineers, Security, QA, Product, and other Backend Engineers. • Ability to communicate technical decisions clearly and contribute actively to discussions around architecture, implementation, and test strategies. • Interest in secure communication systems, privacy, and modern cryptography (deep cryptography expertise not required). • Experience with Servant, Polysemy, or comparable Haskell libraries is a plus. • Experience with PostgreSQL or database migrations is an advantage. • Experience with federated systems is a plus. • Experience with additional programming languages such as Rust or Go is also a plus. • Fluent English is required; German language skills are a plus but not mandatory.

🏖️ Benefits

• Enjoy a yearly education budget of 1000 EUR to strengthen personal capabilities. • With an Urban Sports Club subscription, stay balanced and mentally and physically healthy! • Work from a beautiful office in the heart of Berlin or choose a mix of working from anywhere vs. spending selected days together in our office to connect on a personal level • Enjoy fresh breakfast in the office, daily fruits, snacks, free soft drinks, and the world's best Barista coffee machine.