Senior UI/UX Designer (Figma Specialist)

Job Title- Flutter Developer (3-5 Years Experience)

Location-Mumbai, India

Job Overview

Seeking an experienced Flutter Developer with 3-5 years of software development experience, specializing in building high-performance, scalable, and visually engaging cross-platform mobile applications using Flutter and Dart. The role requires a proactive developer who can take ownership of the entire app development lifecycle from concept

to deployment, with strong collaboration skills to work with product teams and designers.

Key Responsibilities

 Design, develop, test, and deploy robust mobile applications on both iOS and Android platforms using Flutter and Dart, ensuring a smooth and engaging user experience.

 Architect and implement efficient state management solutions using Provider, Riverpod, BLoC, or similar frameworks for maintainable and scalable code.

 Integrate RESTful APIs, third-party SDKs (such as Firebase), GraphQL, and real-time communication protocols like WebSockets to enhance app capabilities.

 Perform rigorous unit testing, debugging, and code reviews to ensure high-quality, secure, and bug-free applications.

 Optimize app performance for various devices and screen sizes by profiling and fine-tuning CPU and memory usage.

 Collaborate closely with UI/UX designers to translate design wireframes and prototypes into functional apps following best practices for accessibility and responsiveness.

 Work with backend engineers and product managers to clarify requirements, suggest technical solutions, and deliver features within sprint timelines.

 Mentor junior developers, share knowledge about Flutter best practices, and contribute to setting coding standards and workflows.

 Handle app store submissions, managing releases, versioning, and compliance with app store policies.

 Stay current with Flutter ecosystem updates, tools, plugins, and best practices to continuously improve development quality and efficiency.

Required Qualifications

 3-5 years of professional experience in mobile application development,

particularly with at least 2 years dedicated to Flutter and Dart.

 Bachelor's degree in Computer Science, Information Technology, or a related engineering field.

 Demonstrated experience building scalable, maintainable Flutter applications with clean architecture and adherence to SOLID principles.

 Strong understanding of object-oriented programming and design patterns (MVC, MVVM, Clean Architecture).

 Hands-on experience with version control tools such as Git and CI/CD pipelines. Essential Skills

 Deep knowledge of Flutter framework internals, widget lifecycle, and Flutter’s rendering and animation system.

 Expertise in UI development including custom widgets, animations, gestures, and responsiveness across multiple devices.

 Experience working with local databases like SQLite or Hive for offline data persistence.

 Solid understanding of integrating and securing APIs, asynchronous programming, and multi-threading in Flutter apps.

 Familiarity with testing frameworks, including unit, widget, and integration tests for Flutter.

 Knowledge of performance optimization tools and techniques specific to mobile applications.

 Comfortable working within Agile and Scrum development processes, with good communication and teamwork skills.

Preferred Skills

 Experience with third-party SDK integrations such as payment gateways, analytics, crash reporting, and push notifications. Understanding of mobile security practices like data encryption, secure storage, and compliance requirements.

 Contributions to Flutter or Dart open-source projects or active participation in developer communities.

 Experience leading teams or mentoring junior developers is an advantage.

 Familiarity with hybrid mobile frameworks like React Native or native iOS/Android

development is a plus.

About the Job

As a specialist in electronics and software for the past 20 years, in-tech is a dynamic, fast-growing engineering company headquartered in Munich, Germany employing around 2350 employees globally across 20 project locations in 8 countries.in-tech develops innovative engineering solutions for the automotive, rail, aerospace, defence, and industrial sectors.

We are committed to a flexible, modern work culture and work-life balance. Our colour orange stands for liveliness, warmth, and dynamism. We value a strong team spirit, fresh ideas and a positive work culture. We call it the “Orange Spirit”!

Since 2024, in-tech became a subsidiary of Infosys Ltd. This strategic partnership enables us to offer our customers even more comprehensive development and digitalisation services and a greater offshore capability.

We are looking for a Senior Xamarin Developer who is passionate about building high-quality, scalable, and performance-driven mobile applications. This role is ideal for a versatile professional with strong expertise in cross-platform mobile development, backend API development, and database-driven applications. The ideal candidate will work across Xamarin mobile applications, ASP.NET Core backend services, and SQL Server databases, ensuring seamless integration, optimal performance, and a superior user experience. If you enjoy working in a collaborative, fast-growing environment with a strong culture of innovation and teamwork, we’d love to hear from you!

Responsibilities

• Design, develop, and maintain cross-platform mobile applications using Xamarin forms and Xamarin Native for iOS and Android platforms.
• Build, integrate, and maintain RESTful APIs and backend services using ASP.NET Core.
• Develop secure, scalable, and high-performance backend components to support mobile and enterprise applications.
• Work with SQL Server or other relational databases for data modeling, complex queries, and performance optimization.
• Implement efficient data access layers and ensure data integrity across mobile and backend systems.
• Perform unit testing, integration testing, debugging, and troubleshooting for both mobile applications and backend services.
• Optimize application performance, responsiveness, and scalability across multiple devices and platforms.
• Collaborate with UI/UX designers, product owners, QA teams, and cross-functional stakeholders to gather requirements and deliver robust solutions.
• Participate in code reviews, enforce coding standards, and mentor junior developers as needed.
• Prepare technical documentation and provide deployment, release, and post-production support.

Requirements

• 8–10 years of hands-on experience in mobile application and backend development.
• Strong expertise in Xamarin.Forms and Xamarin.
• Native for cross-platform mobile development.
• Proficiency in C#,.NET, and ASP.NET Core for backend and API development.
• Extensive experience designing and consuming RESTful APIs.
• Solid experience working with SQL Server or other relational databases, including query optimization and performance tuning.
• Strong understanding of mobile application architecture, design patterns, and best practices.
• Experience with unit testing frameworks, debugging tools, and automated testing practices.
• Knowledge of application performance optimization and scalability principles.
• Familiarity with source control systems (e.g., Git) and CI/CD pipelines.
• Experience working in Agile or iterative development environments.
• Strong analytical, problem-solving, and communication skills.
• Ability to work independently while collaborating effectively within a team.

Apply with us

If you have experience and team spirit and are looking for a great place to work, then start your job with us.

As part of our dedication to the diversity of our workforce, in-tech is committed to equal employment opportunity without regard for age, race, colour, national origin, ethnicity, gender, protected veteran status, disability, sexual orientation, gender identity, or religion.

About Estontec

Estontec Group Managing FOUR rapidly growing brands in India. All Brands are founded & executed with a vision to create a better tomorrow for everyone. Creating Jobs & means of livelihood for over 500 people globally. Management Team brings in over 100-man years of experience in Technology, Innovation, Marketing & Building Businesses.

Our Brands

Haloocom

Fastest growing brand in the Enterprise Communications Platform. Now present in 6 countries & spread across all the major cities in India, constantly innovating & upgrading its applications based on the ANI (Artificial Narrow Intelligence) tools like NLP Voice BOTS & Chat BOTS.

BrandonWheelz

India's Most Trusted Transit Media Advertising Brand. Operational in 82+ cities with over 100 impactful campaigns. BrandOnWheelz uses Technology & Transparent processes to give Real-time Status of campaigns for the Customers.

Kottanz

Popularly Known as the: GIFTS OF INDIA. Creating, Changing & Uplifting the Lives of over thousands of underprivileged Families in India. Kottanz today has become a livelihood for more than many women in need. All our products are 100% natural & handmade

ADZ

AdZ is on a mission to fuel innovation in the in-app advertising industry and it is part of more than 100 popular apps so far, and the rapid growth has made AdZ the fastest-growing advertising platform of its kind. AdZ believes in turning your dream marketing campaigns into a plan and executing the same with measurable tools to scale your business's outcomes.

The role

We are looking for a new graphic designer to join our team. You will be designing a wide variety of things across digital and offline media. To be successful in this position, you’ll be a self-starter, capable of delivering brilliant creative ideas, and show amazing attention to detail.

Key responsibilities

• Planning concepts by studying relevant information and materials.
• Illustrating concepts by designing examples of art arrangement, size, type size and style and submitting them for approval.
• Preparing finished art by operating necessary equipment and software.
• Coordinating with outside agencies, art services, web designer, marketing, printers, and colleagues as necessary.
• Contributing to team efforts by accomplishing tasks as needed.
• Communicating with clients about layout and design.
• Creating a wide range of graphics and layouts for product illustrations, company logos, and websites with software such as photoshop.
• Reviewing final layouts and suggesting improvements when necessary.

Key skills and experience required

• Bachelor’s degree in graphic design or related field.
• Experience as a graphic designer or in related field.
• Demonstrable graphic design skills with a strong portfolio.
• Proficiency with required desktop publishing tools, including Photoshop, Illustrator, Dreamweaver, Adobe InDesign
• A strong eye for visual composition.
• Effective time management skills and the ability to meet deadlines.
• Understanding of marketing, production, website design, corporate identity, product packaging, advertisements, and multimedia design.
• You have excellent communication skills and can clearly articulate your ideas, designs, and suggestions
• You are a strong team player who can collaborate effectively with different team members
• Knowledge of layouts, graphic fundamentals, typography, print, and the web

Familiarity with HTML and CSS preferred

Perks

• Health Insurance of 1 lakh sum insured, Covers self + children + spouse.
• 30 Annual Paid Leave (18 Casual + 12 personal time off).
• Rewards and Recognitions program
• Annual Company outing to celebrate Success together

To prepare placement students with the technical knowledge, skills, and confidence required to succeed in campus recruitment drives, technical interviews, and entry-level job roles in the industry.

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open-source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things. 
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native. 

• 7-10 years experience with secure SDLC/DevSecOps practices such as automating security processes within CI/CD pipeline.
• At least 4 yrs. experience designing, and securing Data Lake & Web applications deployed to AWS, Azure, Scripting/Automation skills on Python, Shell, YAML, JSON
• At least 4 years of hands-on experience with software development lifecycle, Agile project management (e.g. Jira, Confluence), source code management (e.g. Git), build automation (e.g. Jenkins), code linting and code quality (e.g. SonarQube), test automation (e.g. Selenium)
• Hand-on & Solid understanding of Amazon Web Services & Azure-based Infra & applications
• Experience writing cloud formation templates, Jenkins, Kubernetes, Docker, and microservice application architecture and deployment.
• Strong know-how on VA/PT integration in CI/CD pipeline.
• Experience in handling financial solutions & customer-facing applications

Roles

• Accelerate enterprise cloud adoption while enabling rapid and stable delivery of capabilities using continuous integration and continuous deployment principles, methodologies, and technologies
• Manage & deliver diverse cloud [AWS, Azure, GCP] DevSecOps journeys
• Identify, prototype, engineer, and deploy emerging software engineering methodologies and tools
• Maximize automation and enhance DevSecOps pipelines and other tasks
• Define and promote enterprise software engineering and DevSecOps standards, practices, and behaviors
• Operate and support a suite of enterprise DevSecOps services
• Implement security automation to decrease the loop between the development and deployment processes.
• Support project teams to adopt & integrate the DevSecOps environment
• Managing application vulnerabilities, Data security, encryption, tokenization, access management, Secure SDLC, SAST/DAST
• Coordinate with development and operations teams for practical automation solutions and custom flows.
• Own DevSecOps initiatives by providing objective, practical and relevant ideas, insights, and advice.
• Act as Release gatekeeper with an understanding of OWASP top 10 lists of vulnerabilities, NIST SP-800-xx, NVD, CVSS scoring, etc concepts
• Build workflows to ensure a successful DevSecOps journey for various enterprise applications. 
• Understand the strategic direction to reach business goals across multiple projects & teams
• Collaborate with development teams to understand project deliverables and promote DevSecOps culture
• Formulate & deploy cloud automation strategies and tools

Skills

• Knowledge of the DevSecOps culture and principles.
• An understanding of cloud technologies & components
• A flair for programming languages such as Shell, Python, Java Scripts,
• Strong teamwork and communication skills.
• Knowledge of threat modeling and risk assessment techniques.
• Up-to-date knowledge of cybersecurity threats, current best practices, and the latest software.
• An understanding of programs such as Puppet, Chef, ThreatModeler, Checkmarx, Immunio, and Aqua.
• Strong know-how of Kubernetes, Docker, AWS, Azure-based deployments
• On the job learning for new programming languages, automation tools, deployment architectures