Application Architect

Job Description – Application Architect (Microservices | Node.Js | Nest.Js | Flutter | Cloud-Native)

Location : Pune or Mumbai (Hybrid)

Experience : 10–15 years

Role : Application Architect / Senior Application Architect

Domain Advantage : BFSI / Insurance / Payments

About the Role

You will serve as the Application Architect for enterprise-scale digital platforms built using Node.Js , Nest.Js , microservices , and Flutter for mobile applications. The role demands architectural leadership across backend services, mobile front-end architecture, and cloud-native deployments.

You will shape the engineering strategy, define modern patterns (DDD, event-driven, microservices), and guide teams across backend, mobile, DevOps, and cloud engineering. Strong understanding of distributed systems, API ecosystems, and scalable cloud-native workloads is essential.

Key Responsibilities

1. Architecture & Design

• Architect cloud-native, microservices-driven applications using Node.Js and Nest.Js .
• Define service decomposition, APIs, event flows, domain boundaries, and integration patterns.
• Architect and review Flutter-based mobile applications , ensuring performance, modularity, and maintainability.
• Create high-level and low-level architecture diagrams , ADRs, sequence diagrams, and reference blueprints.
• Promote Domain-Driven Design (DDD) , clean architecture, and API-first principles.
• Ensure seamless communication between mobile apps and backend services through REST, GraphQL, WebSockets, or Pub / Sub.

2. Cloud & Platform Engineering

3. Frontend & Mobile Architecture (Flutter)

4. Engineering Leadership

5. Non-Functional Architecture (NFRs)

6. DevOps & CI / CD Automation

7. Stakeholder Management

Required Technical Skills

Backend & Microservices

✅ Deep expertise in Node.Js

✅ Strong hands-on experience with Nest.Js (modules, providers, DI, decorators, interceptors, guards, pipes)

✅ Event-driven architecture (Pub / Sub, Kafka, NATS)

✅ API design (REST / GraphQL), OpenAPI / Swagger

✅ Distributed caching (Redis / Memcached)

✅ Knowledge of CQRS, Saga, Orchestration vs Choreography patterns

Frontend / Mobile

✅ Strong experience with Flutter production apps

✅ Hands-on with state management libraries (Bloc, Cubit, Riverpod, Provider, GetX)

✅ Experience with performance tuning, widget tree optimization, lazy loading

✅ Familiarity with app release pipelines (Play Store / App Store) and OTA updates (if applicable)

Cloud

✅ Strong understanding of GCP (preferred) – GKE, Pub / Sub, Cloud SQL, IAM, Secrets, Cloud Run

✅ Equivalent AWS / Azure experience acceptable

✅ Cloud Architect certification preferred

DevOps & Infra

✅ Docker, Kubernetes

✅ IaC with Terraform / Helm

✅ Logging, tracing, monitoring frameworks

✅ CI / CD for Node.Js and Flutter apps

Preferred Experience

Soft Skills

Education