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Senior React Native Developer (TypeScript, JavaScript) in Chennai, part of BNP Paribas Cardif's ETO platform team.
Focus on front‑end React and native mobile, full-stack responsibilities, and collaboration across global teams.
Job Title: Developer full stack for Frontent React + Native Mobile
Department : ETO Strategic Protection Platform (IT Tribe Business Platforms)
About Business line/Function:
BNP Paribas Cardif is a world leader in bancassurance partnerships, providing its customers with products and services that let them realise their goals while protecting themselves from unforeseen events. BNP Paribas Cardif is committed to having a positive impact on society and to making insurance more accessible. A subsidiary of BNP Paribas, the insurer has a unique business model anchored in partnerships. It creates solutions for more than 500 partner distributors in a variety of sectors – including banks and financial institutions, automotive sector companies, retailers and telecommunications companies – as well as for financial advisors and brokers who market the products to their customers. With a presence in 30 countries and strong positions in Europe, Asia and Latin America, BNP Paribas Cardif is a global specialist in personal insurance, the world leader in creditor insurance and a major contributor to financing for the real economy. With 9,000 employees worldwide, BNP Paribas Cardif had gross written premiums of €40.5 billion in 2025.
Position Purpose:
Main developer full-stack, responsible for the Cardif FrontEnd Applications development and maintenance.
Responsibilities
Direct Responsibilities
- · Implement changes and evolutive maintenance of the applications hosted in dMZR as Code.
- · Using developer’s best practices (Craft, Solid, etc.) and continuous improvement
- · Making sure development security is aligned with security guidelines (code vulnerabilities, …)
- · Assist subsidiaries during partner onboarding phase
- · Review CI/CD alignment according to ongoing activities.
- · Maintain existing CI/CD inside of the Devops Foundation
Technical & Behavioral Competencies
1. Next.js Fontend / BFF (apps/backend)
TypeScript + React
Next.js (App Router) — Server Components, API routes, dynamic [lang] i18n segments
NextAuth.js
TailwindCSS + shadcn/ui
JWT / OIDC security — signature/iss/aud/exp verification, JWKS, jose
Stateless session design — httpOnly cookies, no server-side store
Caching strategy — unstable_cache, react.cache, module-scoped token caching
OAuth2 client-credentials integration (calling upstream APIs)
Input validation / security hygiene
2. Mock API Servers (apps/cidp-apigee, apps/bank-api) - For testing
Node.js + Express + TypeScript
OpenAPI (OAS) — reading/maintaining specs in docs/OAS/
Prism (Stoplight) — OAS-driven mocking
oidc-provider — OAuth2 authorization server mocking
jose — JWT validation middleware
swagger-ui-express
3. Cross-Cutting / Tooling
pnpm workspaces (monorepo management)
Git
CI/CD : IBM Cloud - Digital By Cardif
Local HTTPS dev — mkcert, Caddy reverse proxy, portal.local:3443
Local Docker / docker-compose — Keycloak realm setup
Keycloak (OIDC realm config) and IBM App ID
i18n — pl / en / uk / ru
Testing — JUnit/Compose UI tests (Android), XCTest (iOS), backend unit/integration/E2E journey tests
4. (optional) Android SDK + Host App (apps/android) - For testing
Kotlin (idiomatic: data/sealed classes, extension functions)
Jetpack Compose (Material 3, state via ViewModel + StateFlow)
Coroutines + Flow for async
Android WebView hardening — @JavascriptInterface bridges, domain allowlists, scheme blocking (file://, intent://)
Gradle (Kotlin DSL), multi-module builds
Hilt (dependency injection)
Retrofit (HTTP)
OIDC / PKCE auth (AppAuth / Custom Tabs)
minSdk 24, compileSdk 34+
5 (optional) iOS SDK + Host App (apps/iOS) - For testing
Swift (Swift 5+, async/await, Sendable)
SwiftUI + UIKit (WKWebView)
WKWebView security — WKScriptMessageHandler, host allowlists, WKWebsiteDataStore
XcodeGen — edit project.yml, never raw pbxproj
xcodebuild / Xcode simulator workflow
iOS 16+ deployment target
Specific Qualifications:
Minimum 5 years of experience.
Skills Referential (Required knowledge, skills and abilities)
Technical Skills:
Behavioral Skills:
Soft Skills:
o Ability to collaborate in an international environment (Europe, Asia, India and LATAM indirectly)
Soft Skills:
o A good team player with problem-solving attitude.
Education Level:
Master Degree or equivalent
Location:
Chennai
About BNP Paribas Group:
BNP Paribas is the European Union’s leading bank and key player in international banking. It operates in 65 countries and has nearly 185,000 employees, including more than 145,000 in Europe. The Group has key positions in its three main fields of activity: Commercial, Personal Banking & Services for the Group’s commercial & personal banking and several specialized businesses including BNP Paribas Personal Finance and Arval; Investment & Protection Services for savings, investment, and protection solutions; and Corporate & Institutional Banking, focused on corporate and institutional clients. Based on its strong diversified and integrated model, the Group helps all its clients (individuals, community associations, entrepreneurs, SMEs, corporates and institutional clients) to realize their projects through solutions spanning financing, investment, savings and protection insurance. In Europe, BNP Paribas has four domestic markets: Belgium, France, Italy, and Luxembourg. The Group is rolling out its integrated commercial & personal banking model across several Mediterranean countries, Turkey, and Eastern Europe. As a key player in international banking, the Group has leading platforms and business lines in Europe, a strong presence in the Americas as well as a solid and fast-growing business in Asia-Pacific. BNP Paribas has implemented a Corporate Social Responsibility approach in all its activities, enabling it to contribute to the construction of a sustainable future, while ensuring the Group's performance and stability.
About BNP Paribas India Solutions:
Established in 2005, BNP Paribas India Solutions is a wholly owned subsidiary of BNP Paribas SA, European Union’s leading bank with an international reach. With delivery centers located in Bengaluru, Chennai and Mumbai, we are a 24x7 global delivery center. India Solutions services three business lines: Corporate and Institutional Banking, Investment Solutions and Retail Banking for BNP Paribas across the Group. Driving innovation and growth, we are harnessing the potential of over 10000 employees, to provide support and develop best-in-class solutions.
Commitment to Diversity and Inclusion
At BNP Paribas, we passionately embrace diversity and are committed to fostering an inclusive workplace where all employees are valued, respected and can bring their authentic selves to work. We prohibit Discrimination and Harassment of any kind and our policies promote equal employment opportunity for all employees and applicants, irrespective of, but not limited to their gender, gender identity, sex, sexual orientation, ethnicity, race, colour, national origin, age, religion, social status, mental or physical disabilities, veteran status etc. As a global Bank, we truly believe that inclusion and diversity of our teams is key to our success in serving our clients and the communities we operate in.