Sarthak Udai Singh

About

Results-driven Senior Staff Engineer with a strong backend focus and hands-on full-stack development experience, building end-to-end features across Java-based microservices and React-based user interfaces. Skilled in designing scalable, high-performance systems and distributed architectures. Proficient in Java, React, GCP, Azure, Spring Boot, Kubernetes, Kafka, PostgreSQL, and cloud-native technologies. Passionate about driving innovation in fintech and AI solutions.

Experience

• Senior Staff Engineer at StoneX Group Inc.
  Sep 2025 - Present · 10 mos

• Senior Software Engineer at Monetize360
  Oct 2024 - Sep 2025 · 1 yr

• Cisco (Full-time · 4 yrs 3 mos)
  • Software Engineer II
    May 2022 - Oct 2024 · 2 yrs 6 mos

  • Software Engineer
    Aug 2020 - May 2022 · 1 yr 10 mos

    Part of Enterprise Network & Cloud team. Woking on latest cloud technologies.

• Software Engineer Intern at SUN Mobility
  Jul 2019 - Dec 2019 · 6 mos

  • Worked across full stack to develop web based product to facilitate end of line testing. • Involved in UX design of the product.

• Research Consultant at WorldQuant
  Jan 2018 - May 2019 · 1 yr 5 mos

  Developed investment algorithms known as alphas with high sharpe ratios .The algorithms are back-tested by running historical simulation on a web-based tool called WebSim developed by WorldQuant using expressions based syntax or python language.