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Principal Software Development Engineer
Zscaler — престижный работодатель в сфере кибербезопасности с сильной инженерной культурой. Вакансия предлагает работу над сложными технологическими задачами мирового масштаба, хотя гибридный формат работы в Хайдарабаде может подойти не всем.
Сложность вакансии
Высокая сложность обусловлена требованием к огромному опыту (14+ лет) и глубоким знаниям в области распределенных систем, многопоточности и сетевых протоколов. Роль подразумевает не только разработку, но и менторство, а также архитектурное лидерство в крупной международной компании.
Анализ зарплаты
Указанная роль Principal Engineer в Хайдарабаде относится к высшему эшелону компенсаций на индийском рынке IT. Ожидаемая зарплата значительно выше средней по рынку для Senior-разработчиков и соответствует уровню топовых продуктовых компаний (Big Tech).
Сопроводительное письмо
I am writing to express my strong interest in the Principal Software Development Engineer position at Zscaler. With over 14 years of experience in building large-scale distributed systems and a deep proficiency in Go and Java, I am confident in my ability to contribute significantly to your platform convergence team. My background includes designing high-performance backend services, managing complex concurrency patterns, and leveraging cloud-native technologies like Kubernetes and AWS to deliver secure, resilient solutions.
Throughout my career, I have focused on 'impact over activity,' a value that resonates deeply with Zscaler’s mission. I have a proven track record of mentoring engineering teams and fostering a culture of technical excellence through rigorous code reviews and architectural leadership. I am particularly excited about the opportunity to apply my expertise in gRPC, Protobuf, and high-performance networking to enhance the Zero Trust Exchange platform and help secure the AI age.
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Присоединяйтесь к лидеру в сфере облачной безопасности и создавайте масштабируемые системы будущего вместе с Zscaler!
Описание вакансии
About Zscaler
Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.
Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability.
We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.
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 a Principal Software Engineer to join our platform convergence team. This is a hybrid role, reporting in the Hyderabad office 3 days a week. Reporting to the Sr. Director of Software Engineering, you'll be responsible for:
- Designing and implementing scalable, high-performance backend services and APIs using Go, integrating with databases like PostgreSQL, MySQL, MongoDB, and Redis
- Writing and maintaining unit, integration, and performance tests to ensure code quality while monitoring, debugging, and optimizing system performance
- Mentoring junior engineers, fostering their growth and success, and actively participating in code reviews to uphold best practices
- Collaborating with external teams to deliver integrated solutions and ensure seamless system functionality
- Contributing to Agile/Scrum processes, including sprint planning and retrospectives, to drive project success
What We're Looking for (Minimum Qualifications)
- 14+ years of experience, with proficiency coding in Java or Go (Golang), including strong expertise in concurrency, parallelism, GRPC, Protobuf, net/http, and TLS
- Skilled in building large-scale distributed systems, RESTful API design, and working with web frameworks like Gin and Echo
- Hands-on experience with Docker, Kubernetes, cloud platforms (AWS, GCP, Azure), and version control tools like Git
- Solid understanding of SQL and NoSQL databases, along with CI/CD pipeline implementation
- Exceptional problem-solving skills and attention to detail for designing robust solutions
What Will Make You Stand Out (Preferred Qualifications)
- Experience with systems languages like Rust or C/C++, particularly in performance-critical environments
#LI-Hybrid
#LI-NL1
At 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!
Learn more about Zscaler’s Future of Work strategy, hybrid working model, and benefits here.
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 Illegallink.
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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Навыки
- Go
- Java
- PostgreSQL
- MySQL
- MongoDB
- Redis
- gRPC
- Protocol Buffers
- Docker
- Kubernetes
- AWS
- Google Cloud Platform
- Azure
- Git
- REST
- Rust
- C++
- CI/CD
Возможные вопросы на собеседовании
Для позиции Principal-уровня критически важно понимать внутреннее устройство языка для оптимизации производительности.
Расскажите подробно, как работает планировщик Go (G-M-P модель) и как вы решали проблемы с contention в высоконагруженных сервисах?
Zscaler работает с огромными объемами данных, поэтому навыки проектирования масштабируемых систем являются ключевыми.
Опишите ваш опыт проектирования системы, которая обрабатывает миллионы запросов в секунду. Какие паттерны обеспечения отказоустойчивости (circuit breaker, bulkhead) вы применяли?
Вакансия требует опыта работы с gRPC и Protobuf.
В чем преимущества gRPC перед REST в контексте межсервисного взаимодействия внутри облачной платформы, и какие стратегии версионирования Protobuf-файлов вы используете?
Роль предполагает менторство и участие в Agile-процессах.
Как вы подходите к разрешению технических конфликтов в команде при выборе архитектурного решения? Приведите пример из практики.
Безопасность — основной продукт компании.
Какие аспекты безопасности (TLS, аутентификация, авторизация) необходимо учитывать при проектировании публичных и внутренних API в Zero Trust архитектуре?
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