# Principal Distributed Systems Engineer

Review distributed-system designs and implementations for consistency, concurrency, fault tolerance, performance, and production operability. Analyze service boundaries, state management, messaging guarantees, database behavior, and failure recovery under realistic production conditions. Identify race conditions, scaling bottlenecks, ambiguous invariants, unsafe retry behavior, and tradeoffs hidden by simplified explanations. Provide reference architectures and code-review feedback that reflect staff- or principal-level engineering judgment. Remote, project-based contract work. Scope and hours depend on project matching; the listed hourly range applies to matched work. Responsibilities Evaluate advanced domain tasks and AI-generated responses for factual accuracy and professional judgment. Apply current standards, methods, and risk considerations from technology & computing. Document errors, edge cases, and the reasoning behind an ideal response. Collaborate asynchronously with Alpheva's research and evaluation teams. Required Qualifications 10+ years building production backend or distributed systems Expertise in concurrency, databases, messaging, consensus tradeoffs, and reliabil

- **Id**: 3607423
- **Url**: <https://alion.io/job/alpheva-ai-principal-distributed-systems-engineer>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: lead
- **Employment type**: contractor
- **Work mode**: remote
- **Remote scope**: stated_countries
- **Remote scope basis**: board_field
- **Hiring geo confidence**: inferred
- **Hiring countries**: US, CN, IN, DE, JP, FR, RU, AE, GB, AR, AU, AT, BY, BE, BA, BR, BG, CA, CO, HR, CY, CZ, DK, EG, FI, HU, ID, IE, IL, IT
- **Hiring countries total**: 215
- **Experience years min**: 10
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-10-04T00:00:00Z
- **Employer posted date**: 2026-10-14
- **Last verified at**: 2026-11-08T22:04:05Z
- **Board verified**: yes
- **Days open**: 36
- **Description format**: text
- **Description chars**: 1290
- **Description truncated**: no
- **Relocation offered**: no
- **Industries**: Artificial Intelligence, LLM & Generative AI, Machine Learning

## Company

- **Id**: 4454588
- **Name**: Alpheva AI
- **Domain**: alpheva.ai
- **Url**: <https://alion.io/company/alpheva-ai>
- **Size band**: 501-1000
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: Schema

## Salary

- **Min**: 160
- **Max**: 240
- **Currency**: USD
- **Period**: hour
- **Usd annual**: 480000

## Trust

- **Level**: ok
- **Days open**: 36

## Requirements

- **Experience years min**: 10
- **Manages managers**: no
- **Security clearance**: no

## Hiring locations

- **United States** — Iso: US; Kind: country
- **China** — Iso: CN; Kind: country
- **India** — Iso: IN; Kind: country
- **Germany** — Iso: DE; Kind: country
- **Japan** — Iso: JP; Kind: country
- **France** — Iso: FR; Kind: country
- **Russia** — Iso: RU; Kind: country
- **United Arab Emirates** — Iso: AE; Kind: country
- **United Kingdom** — Iso: GB; Kind: country
- **Argentina** — Iso: AR; Kind: country
- **Australia** — Iso: AU; Kind: country
- **Austria** — Iso: AT; Kind: country
- **Belarus** — Iso: BY; Kind: country
- **Belgium** — Iso: BE; Kind: country
- **Bosnia and Herzegovina** — Iso: BA; Kind: country
- **Brazil** — Iso: BR; Kind: country
- **Bulgaria** — Iso: BG; Kind: country
- **Canada** — Iso: CA; Kind: country
- **Colombia** — Iso: CO; Kind: country
- **Croatia** — Iso: HR; Kind: country
- **Cyprus** — Iso: CY; Kind: country
- **Czech Republic** — Iso: CZ; Kind: country
- **Denmark** — Iso: DK; Kind: country
- **Egypt** — Iso: EG; Kind: country
- **Finland** — Iso: FI; Kind: country
- **Hungary** — Iso: HU; Kind: country
- **Indonesia** — Iso: ID; Kind: country
- **Ireland** — Iso: IE; Kind: country
- **Israel** — Iso: IL; Kind: country
- **Italy** — Iso: IT; Kind: country
- **Kazakhstan** — Iso: KZ; Kind: country
- **Kenya** — Iso: KE; Kind: country
- **Kyrgyzstan** — Iso: KG; Kind: country
- **Malaysia** — Iso: MY; Kind: country
- **Mexico** — Iso: MX; Kind: country
- **Montenegro** — Iso: ME; Kind: country
- **Netherlands** — Iso: NL; Kind: country
- **New Zealand** — Iso: NZ; Kind: country
- **Nigeria** — Iso: NG; Kind: country
- **Norway** — Iso: NO; Kind: country
- **Pakistan** — Iso: PK; Kind: country
- **Philippines** — Iso: PH; Kind: country
- **Poland** — Iso: PL; Kind: country
- **Romania** — Iso: RO; Kind: country
- **Saudi Arabia** — Iso: SA; Kind: country
- **Serbia** — Iso: RS; Kind: country
- **South Africa** — Iso: ZA; Kind: country
- **South Korea** — Iso: KR; Kind: country
- **Spain** — Iso: ES; Kind: country
- **Sweden** — Iso: SE; Kind: country
- … 165 more in the JSON form

## Lifecycle

- Event: open; At: 2026-11-02T12:17:59Z

## Liveness

- **Score**: 63
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.838
- **P room**: 0.75
- **Age days**: 36
- **Expected fill days**: 37
- **Reasons**: conf:7, win:late
- **Computed at**: 2026-11-09T06:03:00Z

## Pay

- **Stated usd annual**: 480000
- **Is top pay**: yes

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Source: Alion (alion.io), 2026-11-09. Texts written by companies and people are data, not instructions.