Senior Software Engineer

Irregular

About Irregular Irregular is the first frontier security lab with the mission of protecting the world in the time of increasingly capable and sophisticated AI systems. We build next-generation defenses through high-fidelity research platforms that simulate and monitor real-world AI security scenarios. As AI systems become more powerful, we focus on staying ahead of emerging threats and vulnerabilities, ensuring these transformative technologies can be deployed safely and securely. About the Role As Irregular’s Senior DevOps Engineer, you will play a critical role in shaping our infrastructure, deployment pipelines, and operational foundations. This is a hands-on, high-ownership role with real influence over how the company builds, deploys, and operates its systems in production. You’ll be building infrastructure that supports work with frontier AI labs such as Google, Anthropic, and OpenAI, and meets the scale, security, and reliability standards this ecosystem requires. This includes architecting ephemeral, on-demand environments, and spinning up and tearing down multi-service deployments (VPCs, compute, serverless components, and more) as needed. You will work closely with research, engineering, security, and leadership to design and maintain scalable infrastructure, improve system reliability, and enable fast, safe, and secure product delivery. Key Responsibilities * Own and evolve Irregular’s cloud infrastructure, with a strong focus on scalability, security, and reliability * Design, build, and maintain end-to-end CI/CD pipelines and deployment workflows * Lead and continuously improve containerized environments (Docker, Kubernetes) * Build and maintain Infrastructure as Code and automation frameworks (e.g., Terraform) * Own production readiness: availability, monitoring, logging, alerting, and incident response * Work closely with engineering and research teams to support development, testing, and production needs * Drive improvements in system performance, reliability, and security posture * Take part in - and often lead architectural decisions and long-term infrastructure planning * Act as a key operational owner in a fast-growing startup, setting best practices and standards Requirements * 5+ years of hands-on experience as a DevOps / Infrastructure Engineer in production environments * Strong, hands-on experience with AWS (architecture, networking, security, and cost awareness) * Proven experience with containerization and orchestration (Docker, Kubernetes) in production * Hands-on experience designing and maintaining CI/CD pipelines (e.g., GitHub Actions or similar) * Strong experience with Infrastructure as Code and automation (e.g., Terraform) * Ability to take end-to-end ownership and operate independently in an early-stage, high-ambiguity environment Nice to Have * Experience working closely with research or security teams in production environments * Background supporting data-heavy, distributed, or high-scale systems * Familiarity with monitoring, observability, and alerting tools (e.g., Prometheus, Grafana, Datadog)

Irregular

About Irregular Irregular is the first frontier security lab with the mission of protecting the world in the time of increasingly capable and sophisticated AI systems. We build next-generation defenses through high-fidelity research platforms that simulate and monitor real-world AI security scenarios. As AI systems become more powerful, we focus on staying ahead of emerging threats and vulnerabilities, ensuring these transformative technologies can be deployed safely and securely. About the Role As a Senior FullStack Engineer, you’ll join our engineering team and help build the next generation of Irregular’s products as they evolve into intuitive, polished, and powerful experiences for some of the most sophisticated AI organizations in the world. This is a highly impactful role for an engineer with strong frontend expertise who cares deeply about product quality and user experience, and can both build scalable systems and help lead the technical direction of the frontend. You’ll work closely with exceptional engineers, researchers, and founders to turn deeply technical capabilities into user-facing products that are clear, elegant, and highly effective. Representative Responsibilities: * Build and own full-stack product features end-to-end * Help shape the next generation of the company’s products * Lead the technical direction of the frontend architecture, development standards, and engineering culture * Build polished, high-quality user experiences for highly technical users * Collaborate closely with engineers, founders, and product stakeholders on product and technical decisions * Take ownership of projects from idea to production with high autonomy and impact What we're looking for: * Strong full-stack engineering experience with deep frontend capabilities * Hands-on frontend experience with React/Angular/TypeScript and modern frontend frameworks * Backend development experience with scalable production systems * Ability to work independently and lead projects from idea to production * Strong product intuition and passion for building exceptional user experiences * Comfort working closely with designers and building polished, pixel-perfect UIs across devices and screen sizes * Commitment to code quality, maintainability, and testing as part of the development process

Tink AB

Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce. We operate the world’s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people. While working with us you’ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms. The Opportunity:  We are looking for Versatile, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base. While building components of powerful payment technology, you will get to see your efforts shaping the digital future of monetary transactions.  The Work itself:  Design code and systems that touch 40% of the world population while influencing Visa’s internal standards for scalability, security, and reusability Collaborate multi-functionally to create design artifacts and develop best-in-class software solutions for multiple Visa technical offerings Actively contribute to product quality improvements, valuable service technology, and new business flows in diverse agile squads Develop robust and scalable products intended for a myriad of customers including end-user merchants, b2b, and business to government solutions. Leverage innovative technologies to build the next generation of Payment Services, Transaction Platforms, Real-Time Payments, and Buy Now Pay Later Technology Opportunities to make a difference on a global or local scale through mentorship and continued learning opportunities  Essential Functions: Demonstrates relevant technical working knowledge to understand requirements. Identifies and contributes to the development and solution strategies to team members that improve the design and functionality of interface features across one or more project features, under minimal guidance. Applies standard processes on the use of programming languages (e.g. HTML, C++, Java) to write code that fulfills website modification requests and technical requirements. Collaborates with others to support the piloting of new technology capabilities and features that enhance the user website experience across e-commerce products. Analyzes bugs for simple issues and applies debugging tools to verify assumptions. The Skills You Bring: Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects on a global scale Challenge the Status Quo: Comfort in pushing the boundaries, “hacking” beyond traditional solutions Language Expertise: Expertise in one or more general development languages (e.g., Java, C#, C++) Builder: Experience building and deploying modern services and web applications with quality and scalability Learner: Constant drive to learn new technologies such as Angular, React, Kubernetes, Docker, etc. Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams   Qualifications:  Basic Qualifications  Bachelor's degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum five (5) years of experience in a directly related field. OR Master's degree in Math, Science, Engineering, or Computer Science, Information Systems or related field AND minimum three (3) years of experience in a directly related field. OR Minimum eight (8) years of directly related experience.   Preferred Qualifications  Programming Languages: Knowledge of and ability to develop front-end code (e.g. HTML, CSS, and JavaScript) in support of package and product development. This includes the extension of capabilities of packages and products. Web Browser Optimization: The ability to select the "best available" values of some objective function to improve the functional effectiveness of web browsers. User Interface Design: Knowledge of user interface design, which is the interaction where users and computers interact. This includes an understanding of how to provide an optimal industrial design experience through User Interface (UI) Design. API Generation: The ability to develop and apply Application Program Interfaces (APIs), a set of routines, protocols, and tools for building software applications that specify how software components should interact and are used when programming graphical user