SDE 2 - Backend Engineer – ML

WHO ARE WE?

We are a bunch of super enthusiastic, passionate, and highly driven people, working to achieve a common goal! We believe that work and the workplace should be joyful and always buzzing with energy!

CloudSEK, one of India’s most trusted Cyber security product companies, is on a mission to build the world’s fastest and most reliable AI technology that identifies and resolves digital threats in real-time.

Founded in 2015, headquartered at Singapore, we are proud to say that we’ve grown at a frenetic pace and have been able to achieve some accolades along the way, including:

CloudSEK’s Product Suite

• CloudSEK
  XVigil constantly maps a customer’s digital assets, identifies threats and enriches them with cyber intelligence, and then provides workflows to manage and remediate all identified threats including takedown support.

• A powerful Attack Surface Monitoring
  tool that gives visibility and intelligence on customers’ attack surfaces. CloudSEK's
  BeVigil
  uses a combination of Mobile, Web, Network and Encryption Scanners to map and protect known and unknown assets.

• CloudSEK’s Contextual AI SVigil identifies software supply chain risks by monitoring Software, Cloud Services, and third-party dependencies.

Key Milestones

• 2016: Launched our first product.

• 2018: Secured Pre-series A funding.

• 2019: Expanded operations to India, Southeast Asia, and the Americas.

• 2020: Won the NASSCOM-DSCI Excellence Award for Security Product Company of the Year.

• 2021: Raised $7M in Series A funding led by MassMutual Ventures.

• Awards & Recognition: Won NetApp Excellerator's "Best Growth Strategy Award," CloudSEK XVigil joined NVIDIA Inception Program, and won the NASSCOM Emerge 50 Cybersecurity Award.

• 2025: Secured $19 million in funding led by Tenacity Ventures, Commvault.

Roles and Responsibilities:

• Writing clean, efficient, and well-documented Python code
• Develop back-end components to improve overall performance and system robustness. 
• Maintaining and updating existing systems
• Collaborating with team members to identify, design, and implement new features
• Participating in code reviews to ensure code quality and consistency

Required Skills:

• Great programming skills with expertise in Python
• Skills to build highly scalable and efficient backend services
• Good knowledge of SQL and experience in working with relational databases.
• Experience in working with NoSQL database programs such as MongoDB.
• Hands-on experience in at least one Python web framework such as FastAPI or Flask.
• Working knowledge of  a message queuing system like RabbitMQ/ SQS? Kafka
• Experience with Docker 

Good to Have:

• Experience working with kubernetes, Queues ( rabbitmq / kafka / SQS ).
• Experience with AWS, Elasticsearch good to have.
• Clickhouse good to have.

Good to have:

• Proficiency in prompt engineering and zero-shot classification for LLM-based applications in a production environment
• Understanding and practical experience with large language models (LLMs), RLHF (Reinforcement Learning from Human Feedback) systems, and AI agent orchestration
• Experience building and managing agent orchestrators and familiarity with protocols like MCP (Model Context Protocol), A2A (Agent-to-Agent Protocol), and ADK (Agent Development Kit)

Benefits of Joining CloudSEK

We provide an environment where you can develop and enhance your skills while delivering meaningful work that matters. You’ll be rewarded a competitive salary as well as a full spectrum of generous perks and incentives which include:

• Flexible working hours.

• Food, unlimited snacks and drinks are all available while at office.

And, the finest part is yet to come! Every now and then we ensure to unwind and have a good time together, which involves games, fun, and soulful music. Feel free to show off your artistic side here!