Sr. Android Developer

• Design and Build Advanced Applications for the Android Platform
• Collaborate with Cross-Functional Teams to Define, Design and Ship New Features
• Troubleshoot and Fix Bugs in New and Existing Applications
• Continuously Discover, Evaluate and Implement New Development Tools
• Work With Outside Data Sources and APIs
• Knowledge of Android SDK, Java programming, Kotlin, Jetpack Compose, Realm
• Version Control, Clean Architecture

Job Title: Consultant – Enterprise Application Development

Location: Bengaluru (Hybrid / On-site)

Engagement: Full-Time

Experience: 10 – 15 years preferred

About Us: Introducing VTT, a comprehensive mobility service provider catering to diverse multinational sectors like IT/ITES, KPO/BPO, Financial, Pharma, and more across Indian cities. Our “Managed Mobility Program” includes Fleet Management, Technology, Resource Management, Car Rentals, Logistics, and Special Services (Ambulance and PWD vehicles). Trusted by Fortune companies such as Cisco, Morgan Stanley, Wells Fargo, Google, PWC, and others, we pride ourselves on leveraging expertise and cutting-edge technology for safe, efficient, and uninterrupted service delivery. With a commitment to excellence, we ensure best-in-class standards for all our clients. Trip to school is now timely, comfy and secure! Our well maintained f leet is here to enrich your child’s commute, keeping students punctual and safe thanks to GPS tracking paired with well-trained drivers. Our routes are carefully planned, our drivers attentive, and everything hassle-free.

Role Overview

We are looking for a seasoned Consultant with comprehensive expertise in enterprise-level application development across backend, frontend, mobile, DevOps, and cloud. The role demands a strong architectural mindset combined with hands-on execution. The Consultant will also play a critical role in understanding the current system architecture end-to-end, driving technical improvements, building the tech team foundation, and establishing structured technical documentation.

Key Responsibilities

• Understand the complete architecture of the existing systems, including web, mobile, backend services, and cloud environment.

• Provide hands-on leadership across backend, frontend, mobile, DevOps, and cloud infrastructure.

• Architect and optimize enterprise-grade applications for scalability, security, performance, and reliability.

• Conduct technical due diligence on current systems and propose improvements or refactoring plans.

• Build the foundation for the internal engineering team including hiring support, role definitions, and best-practice processes.

• Drive engineering workflows including coding standards, branching strategy, CI/CD, monitoring, and release management.

• Create comprehensive technical documentation covering system architecture, API specs, deployment playbooks, and SOPs.

• Review code and provide mentorship to engineering resources.

• Coordinate with product and business teams to translate requirements into technical design and actionable development roadmap.

• Troubleshoot and resolve deep-stack issues during development or production.

Technical Expertise Required

Backend

• Java / Spring Boot

• Node.js

•Microservices architecture

• REST / GraphQL

Frontend

• React js

• Responsive UI, component-based architecture, state management

Mobile

• Flutter

• React Native

Cloud & DevOps

• AWS (ECS / EKS / EC2 / RDS / Lambda / S3 / IAM / CloudWatch etc.)

• CI/CD pipelines (GitHub Actions / Jenkins / GitLab CI or equivalent)

• Docker / Kubernetes

• Infrastructure-as-code (Terraform / CloudFormation)

Database

• MongoDB

• Knowledge of PostgreSQL / MySQL is an added advantage

Professional Attributes

• Strong architectural thinking with the ability to simplify complex systems.

• Excellent communication and stakeholder management skills.

• Ability to work independently without constant supervision.

• Capability to mentor, lead, and build an engineering team from scratch.

• Process-driven mindset with a focus on best practices and documentation.

Deliverables

• Architectural understanding and documentation of current systems.

• Recommendations and implementation plan for system upgrades or restructuring.

• Establishment of core engineering processes and standards.

• Hiring support and technical evaluation of developers.

• FRONT-END iOS development in SWIFT (preferable), OBJECTIVE C using AGILE METHODOLOGY to design, develop, debug and deploy iOS Mobile applications with modern architectural practices
• Cross-functioning with our product development team wherein you’ll tackle complex tasks and transform them into intuitive, accessible and easy-to-use UI for our customers around the world
• Follow the coding guideline standards to ensure a bug free code as per industry norms.
• Complete unit testing of the code before sending it for review
• Participate in the complete agile software delivery cycle, including development, testing, troubleshooting etc.
• Participate in process improvement program to improve the overall quality of the delivery process.
• This role offers good exposure in E-COMMERCE SEGMENT with HIGHLY SCALABLE design solutions
• Min of 3 years of relevant experience in iOS app development is a must, preferably in e-commerce vertical

• Proven knowledge of iOS SDK and development on X-CODE IDE using SWIFT (preferable), knowledge of OBJECTIVE C, JAVA will be an added advantage
• Responsive Front End Designs with adaptability to various screen sizes
• Familiarity with REST web services and RESTful APIs. Knowledge of SOAP would be an added advantage
• iOS UI design principles, patterns, and best practices, preferably MVC, MVVM & MVP
• Good knowledge of SQLite, JS/JQuery for database management
• Proficiency in code versioning tools/Source Code Repositories like GIT, SVN
• Experience with offline storage, threading (AJAX), and performance tuning
• Agile/Scrum methodology using JIRA or any agile tool
• Exposure to security protocols for code, data and system
• Knowledge of the open-source iOS ecosystem, OOPs and the libraries
• A knack for benchmarking and optimization
• Familiarity with continuous integration

• Self-learner with passion for learning new technologies along with a creative problem-solving approach
• Strong communication skills (verbal & written)
• Should be adaptable to new ideas and have an out of box thinking approach
• Effective interpersonal communication skills in a highly collaborative team environment

• 3-5 years of relevant experience
• B.E/ B. Tech/ M. Tech in Computer Science/ Electronics Communication/ IT engineering
• M.Sc. (Computer Science or IT)/ MCA from a reputable institute
• Good communication in written and spoken English

• Designing and building advanced applications for the Android platform
• Collaborating with cross-functional teams to define, design and ship new features
• Unit-testing code for robustness, including edge cases, usability, and general reliability
• Working on bug fixing and improving application performance
• Continuously discovering, evaluating and implementing new technologies to maximize development efficiency

What you need to have:

• 3 to 6 years Android app development experience
• Hands on experience in developing high performance mobile applications
• Strong knowledge of Java,Kotlin,Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as touch
• Familiarity with cloud message APIs and push notifications
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometer
• Must have experience in BLE and BT
• Good understanding of unit, system and end to end testing and automation of mobile applications/ Android applications
• Familiarity with the MVC and MVVM design patterns
• Knowledge of the open-source ecosystem and the libraries available for common tasks
• Experience building, testing and distributing native apps that consume RESTful services
• Hands-on coding, systems analysis, design and delivery of projects assigned
• At least three native applications deployed in the play-store
• Proficiency in code versioning tools such as GIT

Requirements:

• Engineers with 1-6 years of experience in shipping consumer-facing Android apps with the large user base, ideally currently available on the Google Play Store

• Top-notch programming skills in Java, Kotlin and Android along with MVVM, Dagger2, Room, LiveData, Coroutine & JetPack-Components

• Command of memory management, view hierarchy, battery optimisation and in-depth experience with multi threaded and networked applications

• Worked with Restful APIs, third-party SDK Integrations and common technologies like HTTPS, JSON, OAuth, and SQL

• Thorough working knowledge of Android Studio with the Gradle build system
• Understanding the quirks of the fragmented ecosystem of Android OS versions and devices
• Focus on Material Design principles and pixel-perfect implementation of the design into code
• Solid experience with Git Care for quality with an obsession for performance and willingness to spend time testing the team's work as well as yours