UST · 23 hours ago
Senior Software Engineer - Java Microservices
United States
Full-time
Remote
Senior Level, Lead/Staff
10+ years expUST is a mission-driven company that transforms lives through technology. They are seeking a Senior Backend Software Engineer to architect infrastructure for a major social network, focusing on system architecture, performance engineering, and cross-functional leadership.
ConsultingInformation ServicesInformation Technology
Responsibilities
System Architecture & Implementation
Migrate to use service-based APIs from a monolithic architecture
Lead design of low-latency, event-driven architecture
Implement reactive patterns on k8, using Kafka, Flink, Quarkus and more
Performance Engineering
Conduct GC tuning for Design and improve distributed caching patterns
Comfortable with writing and running load tests
Cross-Functional Leadership
Co-create API specifications with mobile/desktop teams
Partner with DevOps on CI/CD pipeline enhancements
Mentor junior engineers through pair programming
Production Excellence
Own services from design through post-deployment monitoring
Conduct blameless post-mortems for incident analysis
Implement chaos engineering practices
Qualification
Required
10+ years of experience (or 5+ with exceptional open-source contributions)
Must have deep database experience
Java Mastery: 5+ years with JVM internals (GC tuning/JIT optimization)
Distributed Systems: Production experience with 50k+ RPS systems
Data Modeling: Data locality, reads and writes amplification awareness
Clear Communication: Excellent spoken and written English communication skills
Benefits
Fourteen (14) days of vacation beginning on the date of hire
Vacation premium
Ten (10) paid holidays
A Christmas Bonus of thirty (30) days’ pay
Monthly Food Vouchers
Saving Fund
Health insurance
Dental, disability and life insurance plans
Four (4) days of personal time off per year
Up to three (3) days of paid medical leave per year
Up to three (3) days of paid bereavement leave per year
Company
UST
UST is a Digital Transformations Solutions Provider.
10001+ employees
H1B Sponsorship
UST has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (870)
2024 (800)
2023 (647)
2022 (634)
2021 (612)
2020 (984)
Funding
Current Stage
Late StageTotal Funding
$250MKey Investors
Temasek Holdings
2018-06-27Private Equity· $250M
Leadership Team
Krishna Sudheendra
CEO
Alexander Varghese
Chief Administrative Officer & COO
Recent News
2026-01-05
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2025-12-31
Hindu Business Line
2025-12-18
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