Aktualne oferty pracy związane z Senior Back-End Security Developer - Warsaw - Sigma Software
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AEM Back-end Developer
2 tygodni temu
Warsaw, Polska Sii Sp. z o.o. Pełny etatAEM Back-end Developer Miejsce pracy: Warszawa Technologies we use Expected AEM 6.x Apache Sling Apache Felix Apache Jackrabbit Oak Java SQL About the project AEM Back-end Developers wanted! We are looking for a Regular/Senior Java Developer with Adobe Experience Manager knowledge, to join our E-commerce/Digital Experience Platforms Competency Center. We...
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Senior Java Developer
3 tygodni temu
Warsaw, Polska Webellian Sp. z o.o. Pełny etatSenior Java Developer Miejsce pracy: Warszawa Technologies we use Operating system Windows About the project The Senior Back-End Developer will design, develop, and maintain scalable back-end systems using Java Spring Boot. The role focuses on building secure REST APIs, implementing data persistence with Hibernate/MySQL, and ensuring robust CI/CD processes....
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Senior Java Developer
4 tygodni temu
Warsaw, Polska Webellian Sp. z o.o. Pełny etatabout-project : - The Senior Back-End Developer will design, develop, and maintain scalable back-end systems using Java Spring Boot. The role focuses on building secure REST APIs, implementing data persistence with Hibernate/MySQL, and ensuring robust CI/CD processes. The developer will collaborate with cross-functional teams to deliver high-quality...
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Java Developer
3 tygodni temu
Warsaw, Polska Webellian Sp.z o o Pełny etatAbout Webellian Webellian is a well-established Digital transformation and IT consulting company committed to creating a positive impact for our clients. We are driven by shared values, strong principles, and a passion for innovative and disruptive technologies. We are a community of engineers and senior advisors who work with our clients across industries,...
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Senior Java Back End Developer Visa
1 tydzień temu
Krakow, Warsaw, PL Infosys Pełny etat 350 000 zł - 500 000 zł roczniePosition: Senior Back End Java DeveloperLocation: Krakow,WarsawType of work: Hybrid (2-3 days per week in office)- obligatoryContract: only contract of employmentSalaries: base+ financial bonusPlease note: for this role we can not consider candidates who require company support to legally live and work in PolandResponsibilities:Develop web applications...
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Senior Back-End Engineer 100% remote
2 tygodni temu
Warsaw, Polska DevsData LLC Pełny etatSenior Back-End Engineer (100% remote) Salary: 5500-7700 USD 100% remote Full-time B2B We're looking for a Senior Back-End Engineer (Java/Go) to join a fast-growing fintech company that builds a digital trading and investment platform. Requirements: 6 years of professional experience in backend software development. Strong experience with Java and GoLang....
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Back-End Developer
1 tydzień temu
Warsaw, Polska SIX Pełny etatAs part of the IT organization serving the Financial Information business unit, we are continuously improving our customers' experience. Our team is the proud owner of the applications which cover customer support and notifications functionality for our ever growing customer base. Motivated by the potential to have an impact, we are using state-of-the-art...
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Middle Senior Front-end Developer React TypeScript
1 tydzień temu
Warsaw, Polska Sigma Software Pełny etatWe are looking for a Middle/Senior Front-end Developer to join our team and help us develop the best solutions for our clients. Working as a Front-end Developer on this project requires a mindset where we plan, build, and deliver together as a team. As a group, we take shared responsibility for delivery, including speed, efficiency, and quality. We also take...
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Senior Python FullStack Developer
3 tygodni temu
Warsaw, Polska RemoDevs Pełny etatRole Overview We are looking for an experienced Senior Full Stack Developer to help make sure our legal technology platform is strong, secure, and built to last. This role needs skills in both front-end and back-end development, with a focus on checking code quality, using best practices, and working closely with our Chief Technical Officer (CTO). The person...
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Senior Front-end Developer Food delivery platform
1 tydzień temu
Warsaw, Polska Sigma Software Pełny etatWe are looking for a talented Senior Front-end Developer to join our growing team and help us build high-quality products for our clients. In this role, you will work closely with the Customer and our team to improve the existing product. The client is highly receptive to professional input, giving you the opportunity to initiate changes, influence technical...
Senior Back-End Security Developer
4 tygodni temu
We're looking for a Senior Back-end Engineer with a strong background in security to help build a next-generation confidential computing system from the ground up. You'll design cryptographic infrastructure, develop Back-end services and APIs, and shape the core platform architecture. Working with HSMs, TEEs, and enterprise-grade cryptography, you'll operate at the intersection of Back-end engineering and cybersecurity. If you're eager to build secure, high-performance systems that redefine data protection, join us to shape the future of confidential computing Customer Our Сustomer is at the forefront of AI and high-performance computing, building next-generation GPU infrastructure to power advanced AI/ML workloads, data analytics, and research. Their team has decades of hands-on experience with high-performance distributed systems, ranging from creating early distributed clusters at NASA to scaling infrastructure for global leaders such as Google, Microsoft, CoreWeave, and Yahoo/AOL. They know the challenges developers face because they've experienced them, and they're determined to improve the situation. Project Today, they're redefining AI infrastructure by putting control and efficiency back into the hands of developers. With the latest GPUs, exceptional reliability, and transparent, fair pricing, they're making powerful AI more accessible and enjoyable to use. Their mission is simple yet bold: great AI developers deserve great AI infrastructure. By empowering creators with the necessary tools, they're paving the way for real breakthroughs in artificial intelligence, and they're just getting started. Requirements 5 years of Back-end development experience, building production systems Strong proficiency in Python (FastAPI, Django, or Flask) and/or Go, Rust, C++ Solid understanding of cryptographic principles, including symmetric and asymmetric encryption, hashing, key derivation and digital signatures Experience with RESTful API design and development Understanding of authentication and authorization patterns (OAuth 2.0, JWT, and mTLS) Upper-Intermediate level of English Will be a plus Experience with Trusted Execution Environments, such as Intel TDX, NVIDIA Confidential Computing, or Secure VMs Experience with Git, CI/CD pipelines, and modern development workflows Personal Profile Ability to adapt and thrive in ambiguous and fast-moving startup environments Strong problem-solving skills and the ability to diagnose complex security workflows Excellent communication skills and the ability to collaborate with DevOps, AI, and cloud engineering teams Detail-oriented mindset to ensure high availability and reliable services Responsibilities Design and build high-performance, secure Back-end services for our vault and key management infrastructure Develop cryptographic workflows, including key generation, rotation, and secure storage mechanisms Build robust APIs with comprehensive authentication, authorization, and rate limiting Write clean, maintainable, and well-tested code with security as a primary consideration Implement comprehensive audit logging and monitoring for security-critical operations Collaborate with the security team on threat modeling and security reviews Participate in code reviews with a focus on security best practices Create technical documentation for internal systems and API endpoints Integrate with Hardware Security Modules (HSMs) and cloud KMS services Implement secure secret management and rotation mechanisms Build defense-in-depth security controls across all services Conduct security analyses of third-party dependencies Participate in security audits and penetration testing remediation
