# Sai Yasaswini Majety

> Senior Backend & Cloud Infrastructure Engineer with 6+ years shipping production distributed systems, in-flight fleet telemetry engines, and cloud developer platforms. Ex-Senior Software Engineer - I at Viasat (5.7+ years continuous high-impact tenure across 4 progressive roles, 2 promotions, and 2 CEO Performance Bonuses) and co-inventor of published Indian Patent 202541026299. Legally authorized to work in the United States without visa sponsorship (H-4 EAD approved).

## Identity & Professional Links

- Full Name: Sai Yasaswini Majety
- Role: Senior Backend & Cloud Infrastructure Engineer
- Current Location: Houston, TX, United States (Open to Remote / Relocation)
- Email: yasaswini7777@gmail.com
- Work Authorization: Authorized to work in the US for any employer (H-4 EAD Approved, No Visa Sponsorship Needed)
- Portfolio: https://saiyasaswini.me
- Alternate Domain: https://saiyasaswinimajety-github-io.vercel.app
- LinkedIn: https://www.linkedin.com/in/sai-yasaswini-majety-88548a125/
- GitHub: https://github.com/saiyasaswinimajety
- Patent Listing: https://search.patentassist.ai/?mode=smart&office=ipo&q=Modular+Deep+Learning+Architecture+for+Cross-Domain+Transfer+and+Incremental+Learning&patent=202541026299

## Executive Career Highlights

- 6+ Years Distributed Systems & Cloud Platforms: Proven track record architecting backend microservices, real-time in-flight satellite connectivity telemetry, and multi-tenant authorization engines at Viasat serving commercial aviation fleets (including Delta Air Lines).
- 4 Progressive Engineering Cadres at Viasat: Rapid merit progression from Software Engineer Intern -> Software Engineer I -> Software Engineer II -> Senior Software Engineer - I across 5.7+ continuous years.
- Executive Leadership Recognition: Awarded 2 Performance Bonuses by Viasat Chairman & CEO Mark Dankberg, 2 merit promotions, and 9 engineering leadership appreciations (11 formal corporate citations total).
- Five-Nines Platform SLA (99.999%): Engineered high-availability microservices delivering 99.999% telemetry availability across 1,000+ commercial aircraft.
- Patent Co-Inventor: Co-authored and published Indian Patent 202541026299 ("Modular Deep Learning Architecture for Cross-Domain Transfer and Incremental Learning") featuring dynamic adapter parameter isolation.
- Enterprise Security & Reliability: Engineered automated TLS/SSL certificate lifecycle daemon eliminating manual rotation across 150+ edge endpoints (Spotlight Award); executed zero-downtime AWS RDS Multi-AZ schema migrations.
- Winner - Viasat Global IoT Hackathon (1st Place): Designed and deployed edge smart tracking telemetry architecture awarded 1st place among global engineering teams.

## Professional Experience

### Independent Applied Systems Research - AI Systems & Cloud Infrastructure Researcher
Mar 2024 - Present | Houston, TX (Remote)
- Patent Co-Inventor (IPO App. 202541026299): Co-invented "Modular Deep Learning Architecture for Cross-Domain Transfer and Incremental Learning". Engineered dynamic adapter routing mechanisms to eliminate catastrophic forgetting in continual learning models, achieving 80% compute reduction in incremental domain fine-tuning.
- High-Throughput RAG Microservices: Built resilient semantic vector caching pipelines using FastAPI, LiteLLM proxy gateways, and vector store adapters, bounding P95 retrieval latency to sub-20ms.
- Declarative Cloud Infrastructure: Authored modular Terraform and Docker infrastructure-as-code modules for automated container orchestration with strict network isolation.

### Viasat Inc. - Senior Software Engineer - I (Backend & Cloud Infrastructure)
Jan 2023 - Feb 2024 | Chennai, India
- Promoted to Senior Software Engineer - I following continuous executive impact across Commercial Air telemetry infrastructure.
- Commercial Aviation Platform Architecture: Led backend services and automated cloud infrastructure for Viasat's Commercial Aviation platform, scaling real-time telemetry and passenger portal gateways across 1,000+ commercial aircraft (Delta Air Lines) with 99.999% availability.
- Zero-Downtime Multi-AZ Database Migrations: Executed rolling AWS RDS MySQL database schema upgrades (v5.6 to 5.7 and 8.0) across live production Multi-AZ clusters with zero customer downtime and zero data loss.
- Automated Certificate Lifecycle Daemon: Engineered self-healing TLS/SSL credential validation engine rotating certificates across 150+ microservice endpoints, eliminating manual operational bottlenecks and production outage risks (Viasat Spotlight Award).
- Real-Time Telemetry & Operations (RBO Scorecard): Optimized complex telemetry aggregation queries in Python/PostgreSQL, reducing dashboard query latencies from 12s to under 600ms for 24/7 flight operations centers.
- OAuth 2.0 & Okta Federated Security: Re-architected identity layer supporting multi-tenant partner airline authentication with dynamic claims and strict zero-trust posture, reducing partner onboarding from 3 weeks to 2 days.

### Viasat Inc. - Software Engineer II (Cloud Platform & API Microservices)
Jan 2021 - Dec 2022 | Chennai, India
- Promoted to Software Engineer II; awarded 2021 Chairman & CEO Mark Dankberg Performance Bonus.
- Infrastructure as Code (IaC) Velocity: Accelerated deployment velocity by 65% (cutting release cycle time from 4 hours to 45 minutes) by authoring modular AWS CloudFormation templates and declarative Jenkins Groovy CI/CD pipelines.
- Automated Regression Test Harnesses: Elevated automated test coverage across critical billing, telemetry, and authentication paths from 60% to >92% with Pytest suites and mock network failure injection harnesses.
- Database High Availability & Disaster Recovery: Engineered automated database backup validation, failover health checks, and cross-region replication monitoring across enterprise AWS RDS instances.
- Zero-Downtime Cloud Migration: Led containerized migration of legacy monolithic workloads to AWS ECS microservices, reducing compute overhead by 45%.

### Viasat Inc. - Software Engineer I (Distributed Systems & Tooling Automation)
Jun 2018 - Dec 2020 | Chennai, India
- Converted to Full-Time Software Engineer I following top-percentile internship performance.
- Pipeline Observability (PAT): Engineered real-time pipeline observability dashboard in React and Python Flask aggregating telemetry, build execution times, and open defect trends across 50+ Jenkins nodes, cutting release cycle verification latency by 40%.
- Pre-Merge Regression Verification: Standardized release quality gates by programming automated pre-merge regression verification pipelines in Groovy, preventing breaking API regressions from reaching staging.
- End-to-End Test Automation: Authored comprehensive regression test suites spanning frontend UI and backend handshakes using Robot Framework, executing 100+ automated test scenarios per release candidate.
- 1st Place Winner - Viasat IoT Global Hackathon (2019): Won 1st place among global engineering teams for designing an edge telemetry prototyping gateway.

### Viasat Inc. - Software Engineer Intern (Talent Systems & Search Automation)
Jan 2018 - May 2018 | Chennai, India
- Full-Stack Enterprise Recruitment Platform ("CandEx 2.0"): Designed and deployed automated recruitment pipeline adopted across Viasat HR and engineering hiring teams.
- Sub-Second Resume Indexing: Integrated Apache Solr and Sphinx Search Engine with Django and MariaDB, delivering sub-second search (<180ms) across 10,000+ candidate profiles.
- Formally recognized with Viasat Leadership Appreciation Award and direct conversion offer to full-time Software Engineer I.

## Published Patents

### Modular Deep Learning Architecture for Cross-Domain Transfer and Incremental Learning
- Application Number: 202541026299
- Patent Office: Indian Patent Office (IPO)
- Publication Date: March 2025 (Journal No. 13/2025)
- Status: Published
- Inventors: Sai Likhith Kanuparthi, Sai Yasaswini Majety
- IPC Classifications: G06N 3/08, G06N 3/045, G06N 3/096, G06N 3/084, G06N 20/00
- Summary: Parameter-efficient modular adapter projections that isolate domain gradients while keeping foundational base model weights frozen, solving catastrophic forgetting across sequential domain distributions.

## Technical Skills

- Languages: Python (Expert), Bash, Java, Groovy, SQL, Go (Golang), C, C++, HTML, CSS
- Cloud & Infrastructure: AWS (ECS, EKS, RDS Aurora/MySQL, CloudFormation, CloudWatch, S3, IAM, Route53), Terraform, Docker, Kubernetes, Linux System Administration
- Databases & Caching: PostgreSQL, MySQL, Redis, MongoDB, MariaDB, Sphinx Search, Apache Solr, Vector Databases
- DevOps & CI/CD: Jenkins (Groovy DSL), GitHub Actions, Robot Framework, Pytest, OpenTelemetry, Prometheus, Grafana, Splunk
- Security & Networking: OAuth 2.0, Okta, TLS/SSL Automation, HashiCorp Vault, Zero-Trust Architecture, REST APIs, Microservices, Palo Alto NGFW, Aruba Networks, Silver Peak SD-WAN

## Honors & Corporate Recognition (11 Verified Leadership Citations)

1. 2022 Chairman & CEO Performance Bonus: Awarded by Viasat Chairman & CEO Mark Dankberg for exceptional operational contributions.
2. 2021 Chairman & CEO Performance Bonus: Awarded by Viasat Chairman & CEO Mark Dankberg for cloud infrastructure excellence.
3. Promotion to Senior Software Engineer - I (Effective Jan 1, 2023): Fast-track promotion following high-impact commercial aviation delivery.
4. Promotion to Software Engineer II (Effective Jan 1, 2021): Merit promotion for DevOps and CI/CD modernization.
5. Viasat Spotlight Award (2023): Commended by Engineering Leadership for automated TLS/SSL certificate lifecycle daemon across 150+ edge endpoints.
6. Architecture Excellence Commendation (2022): Recognized by Security & Architecture Committee for OAuth 2.0 / Okta zero-trust identity federation.
7. Cloud Migration Lead Commendation (2022): Awarded for zero-downtime AWS ECS cloud migration cutting compute overhead by 45%.
8. Operational Impact Commendation (2023): Awarded for Real-Time Business Operations (RBO) Scorecard latency optimization (12s to sub-600ms).
9. Zero-Defect Release Commendation (2021): Commended for Viasat Management System (VMS) core routing deployment with zero customer-reported defects.
10. CandEx 2.0 Leadership Appreciation (2018): Honored by HR & Engineering Directors for full-text recruitment search platform delivery.
11. 1st Place Winner - Viasat Global IoT Hackathon (2019): Awarded first place among hundreds of global engineering participants.
12. Dean's Merit Scholarship (SASTRA University): Top 3% percentile academic ranking across 1,200+ engineering cohort.

## Education

- B.Tech in Electrical and Electronics Engineering (EEE)
  - Institution: Shanmugha Arts, Science, Technology & Research Academy (SASTRA Deemed University), India
  - Period: Aug 2014 - May 2018
  - GPA: 8.2 / 10.0
  - Honors: Dean's Merit Scholarship (Top 3% academic cohort ranking)
  - Relevant Coursework: Data Structures & Algorithms, Computer Architecture & Operating Systems, Microprocessors (ARM), Digital Signal Processing, Control Systems