About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Principal Software Development Engineer to join our Cloud Browser Isolation team. Reporting to the Sr Manager Software Engineering, you'll be responsible for:

Developing automated deployment and upgrade tools to streamline customer rollouts, reducing maintenance needs and minimizing errors Building automation tools to boost developer productivity and promoting DevOps within engineering teams Collaborating with QA and Engineering to design infrastructure solutions aligned with business needs Collaborating with SMEs throughout product development to plan and enhance infrastructure

 What We’re Looking for (Minimum Qualifications) 

Over 10 years of software engineering experience, including 2+ years in leadership roles Proficient in GoLang, Java, or Rust; intermediate in Python and Bash Expertise with backend systems in large-scale service-oriented architectures Skilled in AWS, Azure, or GCP at an intermediate to advanced level Intermediate to advanced level experience with Linux Operating System and CI & Build tools

What Will Make You Stand Out (Preferred Qualifications)

Proficient in config management and orchestration tools like Terraform, Docker, Ansible, Puppet, Salt, or Chef Passion for automation and problem solving Ability to work both with a global team and individually

LI-AN4#LI-HybridAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

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Flow Traders is looking for experienced C++ Software Engineers to join our growing Digital Assets Development team in Hong Kong. The ideal candidate is curious, methodical and a multitasker. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities.  In this role, you will develop low-latency systems for trading various asset classes across global venues. Working closely with product owners, Traders, and Quantitative Researchers, you will design and optimize trading strategies. You will also focus on platform support, latency reduction, fault tolerance, and memory optimization, ensuring high throughput. Your role includes deployment, post-deployment support, and collaboration with operations and trading teams to maintain infrastructure stability, performance, and availability, while also addressing production issues and enhancing monitoring. Some of the technologies we use in the development process:

C++ (Standard in use: C++17. Migrating to C++20) Compilers: gcc 10 / clang 17 Python, Rust and Typescript  Build system: CMake Version control: Git Testing frameworks: Google Test, Pytest, and Nosetest Version control/code review system: Bitbucket Operating system: Debian Linux Continuous integration system: Bamboo Deployment automation: Ansible

What you will do:

Lead the development and global rollout of our Core platform used in multiple business/focus groups (Market data, Quantitative research, Pricing, Strategies) Be involved in the development process, which will be a fast-paced iterative process where you deploy your deliverables and validate them yourself and/or together with traders or quants Develop tools/frameworks to deliver capabilities for tuning/develop data-driven systematic pricing and trading strategies Work together with focus group engineers, Quants and Technical traders to refine requirements, collect feedback, and iterate on design and implementation of platform requirements

Exchange Connectivity:

Write software that communicates with crypto exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Ensure quality of software based on a set of testing suites, which you are expected to use, maintain and extend Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Research exchange behavior in detail to align our behavior to that of an exchange Implement these solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, Typescript

Trading Strategies:

Implement trading algorithms based on requirements provided by traders and quants Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation Continuously improve the stability, reliability, and performance of the trading engine Enhance monitoring and observability in collaboration with the Trading Operations team Investigate and resolve production issues such as crashes, unexpected business logic behavior, and performance bottlenecks Prepare for releases and deployments of new trading engine versions

What you need to succeed:

5+ years of experience with C++  Good knowledge of data structures and algorithms Cryptocurrency/Blockchain familiarity highly preferable Understanding of full software development life cycle Ability to write clean and simple code Relevant experience with unit and regression testing Knowledgeable about computer architecture and memory subsystem Experience with some Linux distribution Good interpersonal and team playing skills Ability to communicate with stakeholders with different backgrounds

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via email, the Internet or directly without a valid and signed search agreement will be deemed free to contact by Flow Traders without any restrictions and no placement fee of any kind will be paid in the event the candidate is hired by Flow Traders.  

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