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Location: Navi Mumbai, Maharashtra, India
Department: Engineering
Compensation: INR 700000 - 1500000 per year
Experience: 4–9 yrs
Key responsibilties:-
Microservices Architecture: Design, develop, and deploy scalable Microservices using Java and Spring Boot.
API Performance: Lead the charge in optimizing API latency and payload structures to ensure a "zero-lag" experience for mobile users.
Distributed Systems: Implement design patterns that ensure our systems remain resilient and scalable under heavy load.
Flutter Synergy: Collaborate with mobile devs to ensure the backend perfectly supports complex Flutter features, focusing on efficient data serialization.
Tech Excellence: Maintain high code quality through rigorous testing, profiling, and performance tuning.
Key requirement:
Core Strength: 3–5 years of professional software development with a heavy focus on Java and Spring Boot.
Microservices Pro: Solid experience building and maintaining distributed systems. You understand service discovery, config management, and inter-service communication.
API Specialist: Deep knowledge of RESTful APIs and how to optimize them for mobile consumption (caching, query optimization).
Architecture Mindset: You understand Clean Architecture or MVVM and how backend design impacts the front-end.
DevOps Savvy: Familiarity with CI/CD pipelines (Jenkins, GitHub) to keep the deployment flow smooth.
Key Metrics for Success
Designing APIs that support 60 FPS mobile rendering.
Reducing app latency through efficient data serialization.
Ensuring 99.9% uptime for the Microservices you own.
Most IT Jobs posts in Navi Mumbai ask for 3–6 years of experience (49% of 47 that say).
From live job posts on CoreHRx, updated 1 Nov 2026. Skill figures count posts that list their skills; salary figures only posts that show a salary.
The post states ₹7–15 LPA.
The post asks for 4–9 Yrs experience.
In Navi Mumbai.
It is a full time job.
You apply on People prime's website. CoreHRx takes you there after you sign in.
This guide is for Flutter developers in India preparing for interviews, from freshers applying for their first mobile developer role to engineers with several years of experience moving into senior positions. It has 60 questions split into easy, medium and hard levels, each with a sample answer written the way a strong candidate would explain it, plus Dart code where it helps. Topics follow Flutter 3 and Dart 3: widgets, layout, navigation, state management with Provider, Riverpod and Bloc, async code, isolates, platform channels, performance, testing and release builds. Read each answer, then practise explaining it aloud in your own words.
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