Engineer - Rustification

Tata Consultancy Services Ltd
  • Seattle, WA
  • $120,000–$160,000 Per Year
5 days ago

Job Description

Role: Engineer

Required Skills: AWS | Java

Experience: 6 - 8 Years

Function: TECHNOLOGY

Apply By: 2026-10-13

Must Have Technical/Functional Skills

  • Rust Development
  • Memory & Performance Optimization
  • Java/JVM Internals
  • Distributed Systems & AWS
  • AI Agent-driven Development & Testing

Roles & Responsibilities

  • Drive Java-to-Rust migrations as a DRAM-reduction lever: apply the decision framework to identify genuinely memory/latency-bound services (JVM overhead as a structural ceiling), rank APIs by traffic, and own each migration end-to-end from analysis through cutover.
  • Bring deep system expertise to the agent-driven workflow: define type hierarchies, module boundaries, and API contracts; drive and unblock the Rustify agents rather than merely operating them; and contribute improvements back to the framework when you hit friction.
  • Establish oracle-based correctness and prove functional equivalence: capture production request/response pairs as the source of truth and validate the Rust implementation via progressive zero-diff testing (RustifyComparator) from small samples to full 1000+ scale, distinguishing real bugs from acceptable non-determinism.
  • Implement on the target stack and optimize for memory: build on Smithy Rust Server SDK, ECS Fargate (ARM64/Graviton), CargoBrazil, CDK with @amzn/pipelines, and CloudAuth; then profile hotspots, stress test, and quantify DRAM/latency savings with no functional regression.
  • Execute safe rollout and operations: shadow deploy in Gamma and Prod to prove equivalence on live traffic, drive gradual cutover (canary to 100%) with rollback at each stage, stand up observability (dashboards, alarms, runbooks), and align API compatibility with upstream/downstream teams.
  • Codify reusable learnings: migration guides, runbooks, and friction logs

TCS Employee Benefits Summary:

  • Discretionary Annual Incentive.
  • Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans.
  • Family Support: Maternal & Parental Leaves.
  • Insurance Options: Aut& Home Insurance, Identity Theft Protection.
  • Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement.
  • Time Off: Vacation, Time Off, Sick Leave & Holidays.
  • Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing.

#LI-KR3

Salary Range-$120,000-$160,000 a year

Numbers & Facts

LocationSeattle, WA
Salary$120,000–$160,000 Per Year

Skills

  • ARM (Advanced RISC Machine)unmatched
  • Amazon Web Services (AWS)unmatched
  • Analysis Skillsunmatched
  • Application Programming Interface (API)unmatched
  • Artificial Intelligence (AI)unmatched
  • DRAMunmatched
  • Disability Insuranceunmatched
  • Distributed Computingunmatched
  • Functional Testingunmatched
  • Health Planunmatched
  • Insuranceunmatched
  • Javaunmatched
  • Legalunmatched
  • Loan Fundingunmatched
  • Memory Hardwareunmatched
  • Oracleunmatched
  • Performance Tuning/Optimizationunmatched
  • Regression Testingunmatched
  • Reporting Dashboardsunmatched
  • Stress Testingunmatched
  • Student Loansunmatched
  • Test Plan/Scheduleunmatched

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