Frontend Software Engineer

Valiant Technologies LLC; San Jose (CA); On-site; USD 150,000 - 230,000; Full time

Job summary

Valiant Technologies LLC is seeking a senior software engineer to translate customer requests into persona-driven journeys, develop wireframes and prototypes, and architect scalable front-end solutions. The role emphasizes collaboration with cross-functional teams, implementation of design systems (Figma, Tailwind, Material), and secure, scalable cloud integrations.

You will work with SPA/SSR frameworks (React/Angular/Vue), modern build pipelines, and enterprise authentication flows (OIDC/OAuth,

Qualifications

• Translate customer requests into persona-driven CUJs.
• Create wireframes and prototypes.
• Experience with modern UI frameworks and design systems.

Responsibilities

• Represent the team with authority to stakeholders.
• Collaborate with Google-partner/customer delivery teams to deliver.
• Ensure transparency, documentation, and UAT alignment.
• Support architecture discussions and quality trade-offs.

Skills

CUJs & UX thinking

SPA/SSR framework selection

CI/CD & testing practices

Web security & data handling

RBAC/ABAC across routes

Cloud architecture & logging

Tools

Figma

Tailwind CSS

Material Design

React

Angular

Vue

Alpine

HTMX

Google Cloud Platform (GCP)

REST/OpenAPI

gRPC

WebSockets

IAP

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization:

US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Technical Skills:

• Ability to translate customer requests into persona-driven Critical User Journeys (CUJs)
• Wireframes/prototyping
• (Preferred) Experience with Figma, Tailwind CSS, Material Design
• Ability to pragmatically select frameworks across SPA/SSR (React, Angular/Vue, Alpine, HTMX)
• Command of modern web build pipelines and processes (bundling, transpilation, minification, tree-shaking, and lean container builds).
• Experience with GCP platform at a basic level, including proficiency with projects, IAM, networking and load balancers, IAP, GCS, Cloud Build.
• Component and service/transport abstractions
• Strict contract adherence (REST/OpenAPI, gRPC)
• SSE / WebSockets for real-time streaming
• Instrumenting client/application distributed tracing, CUJ metrics, and structured logging without exposing PII/PHI (Required).
• (Preferred) Hybrid agentic UI workflows (reasoning traces, HITL approvals, graceful fallbacks) when applicable.
• Enterprise Identity & Access Control
• Experience integrating web apps with enterprise SSO and auth flows (OIDC, OAuth 2.0, SAML, IAP)
• Enforcing RBAC/ABAC across routes and views.
• Architecting clean client and server-cache state (caching, async/concurrency, request cancellation, multi-turn session state)
• Web Security & Compliant Data Handling
• XSS, CSRF, CORS, and CSP defenses (including sanitizing untrusted user or AI/LLM-generated content before rendering)
• Strict PII/PHI and secret hygiene.

SDLC :

• Proven ability to design and engineer to a defined quality tier (PoC, Integrated Prototype, MVP, MLP)
• Skilled in adjusting architecture, testing, and polish/quality commensurate to the target quality level
• Proficiency using GenAI coding agents and developer tools using spec-driven dev model (Product Requirements Document → Technical Design Document → Feature Specs)
• Skilled at balancing leveraging GenAI and applying human touch: e.g. code review, automated CI gates (strict typing, linting, security), and pragmatic, quality-tier-appropriate testing (unit/component tests, deterministic API/transport mocking, and E2E journey tests).

Consulting & Professional Attributes :

• Ability to represent the team with authority, defending scope boundaries and clearly explaining complex UX, architectural, and quality-tier trade-offs to customer stakeholders.
• Collaborative Google-partner/customer delivery team execution where we build with the customer, not for the customer; skilled at maintaining transparency, PR review, documentation, UAT alignment, and customer handoff.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.