Mobile App Engineer

Job Description: SDE – Mobile / Full-Stack Developer with IoT & AI Knowledge

Role: Software Development Engineer – Mobile / Full-Stack

Experience: Minimum 2 years

Work Mode: Work from Office

Employment Type: Full-time

About the Role

We are looking for an SDE with strong React Native mobile development experience, full-stack development knowledge, and a clear background in IoT-based systems.

The candidate should have hands-on experience working with mobile applications that interact with IoT devices, sensors, hardware systems, real-time device data, or cloud-based IoT platforms.

Knowledge of AI-based systems, AI integrations, automation workflows, LLMs, or AI-powered product features will be considered a strong advantage.

The ideal candidate should also have basic team-leading capability, ownership mindset, and the ability to manage technical execution with a small development team.

Key Responsibilities

• Develop and maintain mobile applications using React Native.
• Build scalable, reusable, and production-ready mobile app components.
• Integrate mobile applications with backend APIs, databases, and cloud services.
• Work on IoT-based integrations, including:
• Device-to-app communication
• Sensor data handling
• Real-time device monitoring
• MQTT / WebSocket-based communication
• Hardware-software interaction
• IoT dashboard or control system integration
• Collaborate with hardware, backend, frontend, AI, and product teams.
• Work on AI-enabled features where required, such as:
• AI-based automation
• Data analysis
• AI alerts or recommendations
• LLM/API integrations
• Smart monitoring or decision-support systems
• Lead small development tasks and guide junior developers.
• Review code, debug issues, and improve application performance.
• Participate in architecture planning and technical decision-making.
• Ensure proper documentation of mobile flows, APIs, IoT integrations, and system logic.

Required Skills

• Minimum 2 years of experience in React Native mobile development.
• Strong knowledge of JavaScript / TypeScript.
• Experience in mobile app development for Android and/or iOS.
• Hands-on exposure to IoT systems or IoT-enabled applications.
• Experience working with IoT device data, sensors, MQTT, BLE, Wi-Fi modules, embedded systems, or real-time hardware communication.
• Experience with REST APIs, WebSockets, and real-time data handling.
• Basic full-stack development knowledge using Node.js, Python, FastAPI, Express.js, or similar backend technologies.
• Database knowledge such as MongoDB, PostgreSQL, Firebase, or similar.
• Understanding of Git, debugging, deployment, and development workflows.
• Ability to lead tasks, coordinate with team members, and take ownership of delivery.

AI Knowledge — Strong Priority

Candidates with knowledge or experience in the following will be preferred:

• AI-powered applications
• LLM API integrations
• OpenAI / Gemini / Claude APIs
• AI automation workflows
• AI-based monitoring or analytics
• Computer vision or sensor-data intelligence
• Predictive alerts or recommendation systems
• AI agents or intelligent assistants
• Prompting and AI workflow design

Good to Have

• Experience with AWS IoT, Azure IoT, Google Cloud IoT, Firebase, or similar platforms.
• Experience with MQTT brokers, BLE, embedded hardware, Raspberry Pi, Arduino, ESP32, or similar devices.
• Native Android/iOS development knowledge.
• Experience building dashboards for IoT monitoring or device control.
• Prior experience in AI + IoT projects.
• Previous experience leading a small development team.

Candidate Expectations

• Must be comfortable working from office.
• Should have strong ownership and problem-solving ability.
• Should be able to work across mobile, backend, IoT, and AI-related modules.
• Should communicate clearly with both technical and non-technical teams.
• Should be disciplined with timelines, documentation, and reporting.
• Should be capable of guiding junior developers and coordinating execution.

Software Development Engineer II (App)

About the company: 

At WizCommerce, we’re building the AI Operating System for Wholesale Distribution — transforming how manufacturers, wholesalers, and distributors sell, serve, and scale.

With a growing customer base across North America, WizCommerce helps B2B businesses move beyond disconnected systems and manual processes with an integrated, AI-powered platform.

Our platform brings together everything a wholesale business needs to sell smarter and faster. With WizCommerce, businesses can:

• Take orders easily — whether at a trade show, during customer visits, or online.
• Save hours of manual work by letting AI handle repetitive tasks like order entry or creating product content.
• Offer a modern shopping experience through their own branded online store.
• Access real-time insights on what’s selling, which customers to focus on, and where new opportunities lie.

The wholesale industry is at a turning point — outdated systems and offline workflows can no longer keep up. WizCommerce brings the speed, intelligence, and design quality of modern consumer experiences to the B2B world, helping companies operate more efficiently and profitably.

Backed by leading global investors including Peak XV Partners (formerly Sequoia Capital India), Z47 (formerly Matrix Partners), Blume Ventures, and Alpha Wave Global, we’re rapidly scaling and redefining how wholesale and distribution businesses sell and grow.

If you want to be part of a fast-growing team that’s disrupting a $20 trillion global industry, WizCommerce is the place to be.

Read more about us in Economic Times, The Morning Star, YourStory, or on our website!

Founders:

Divyaanshu Makkar (Co-founder, CEO)

Vikas Garg (Co-founder, CCO)

Job Description:

Role & Responsibilities:

• Architect and oversee the development of our mobile application using React Native, ensuring high-quality code, performance, and user experience.
• Collaborate closely with Product Managers, Designers, and other stakeholders to understand requirements and translate them into technical specifications and deliverables.
• Drive the end-to-end software development lifecycle, including planning, estimation, execution, and delivery of mobile app projects.
• Take ownership of technical decisions, code reviews, and ensure best practices are followed in the team.
• Provide technical mentorship to engineers, promoting their professional growth and skill development.
• Stay up-to-date with industry trends, emerging technologies, and best practices in mobile app development to drive continuous improvement and innovation.

Requirements:

• Solid experience in mobile app development using React Native, with a proven track record of successfully delivering high-quality mobile applications.
• 3-4 years of experience with mobile app development with React Native or web development with React
• Strong understanding of software development methodologies, architecture, and design patterns.
• Excellent verbal and written communication skills, with the ability to effectively interact with cross-functional teams and stakeholders.
• Strong problem-solving skills and the ability to make strategic and technical decisions.
• Experience with B2B SaaS products or similar industries is a plus.

Benefits: 

• Opportunity to work in a fast-paced, growing B2B SaaS company.
• Collaborative and innovative work environment.
• Competitive salary and benefits package.
• Growth and professional development opportunities.
• Flexible working hours to accommodate your schedule.

Compensation: Best in the industry

Role location: Bengaluru/Gurugram

Website Link: https://www.wizcommerce.com/

• 6+ years of experience in Software Development and writing Unit tests for Mobile Apps
• Excellent designing, debugging and programming skills in an Object oriented programming language like C#, Java, javascript, Swift, Dart etc.
• Experience with Native Mobile development (Android or IOS) and Cross-Platform mobile development (preferably Flutter)
• Solid understanding of SOLID principles
• Strong knowledge of writing code for testability, modularity and extensibility
• Knowledge of test methodologies and corresponding unit test framework tools like JUnit etc.
• Excellent communication and organizational skills.
  
  

• Experience working with BloC Pattern and Dependency Injection
• Knowledge of Eventing based programming patterns. 
• Exposure to integrating Performance, Analytics, Attribution tools
• Experience of using Flavors in application development
• Knowledge of Multi-module development in Flutter (ex- via Melos)

• Work with the product team and drive design, development and delivery of new features.
• Investigate and fix issues referred to by the support team. Write code to automate tests to automate regressions.
• Work on improving stability, debuggability, testability of existing functionalities/modules/components
• Integrate REST and GraphQL APIs and consume in app.
• Serve as a technical lead for the team
• Mentor team members

Job Summary

Global Lancers is looking for an Android developer responsible for the development and maintenance of applications. Your primary focus will be the development of Android applications and their integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.

Responsibilities and Duties

• Design, build, and maintain high performance, reusable, and reliable code
• Ensure the best possible performance, quality, and responsiveness of the application
• Identify and correct bottlenecks and fix bugs

Key Skills

Strong knowledge of 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

Required Experience and Qualifications

• Exp- min 3 years
• Knowledge of the libraries available for common tasks
• Familiarity with cloud message APIs and push notifications
• Understanding of Google’s Android design principles and interface guidelines
• Proficient understanding of code versioning tools, such as Git

• HTTP APIs 
• SQLite
• Firebase
• Git

• AWS
• MQTT
• IoT
• AWS Cognito 
• Knowledge about Hardware IoT, ESP32, ESP8266, NodeMCU etc.