iOS Developer (W2)

JOB Title : Software Engineer iOS (W2)
Location : Sunnyvale CA
We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.

Are you a tech-savvy iOS developer with a passion for building cutting-edge mobile apps? Look no further than Walmart Marketplace's Senior Mobile Engineer role! With a focus on end-to-end development, performance tuning, and Agile methodology, you'll have the opportunity to drive change and shape the future of Walmart's mobile presence. As a key member of our Marketplace team, you'll leverage your expertise in iOS frameworks, RESTful APIs, and web technologies to create seamless, user-centric experiences that delight millions of Walmart shoppers every day. You'll lead the charge in creating innovative, user-friendly mobile experiences that revolutionize the way our customers shop. With a focus on end-to-end development, performance optimization, and Agile methodology, you'll have the opportunity to make a real impact on one of the world's most recognizable brands.

What you'll do:

Participates in medium- to large-scale projects by reviewing project requirements; translating requirements into technical solutions; gathering requested information (for example, design documents, product requirements, wire frames); writing and developing code; conducting unit testing; communicating status and issues to team members and stakeholders; collaborating with project team and cross functional teams; troubleshooting open issues and bug-fixes; ensuring on-time delivery and hand-offs; interacting with project manager to provide input on project plan; and providing leadership to the project team.

Troubleshoot business and production issues by gathering information (for example, issue, impact, criticality, possible root cause); engaging support teams to assist in the resolution of issues; formulating an action plan; performing actions as designated in the plan; interpreting the results to determine further action; performs root cause analysis to prevent future occurrence of issues; and completing online documentation.

Provide support to the business by responding to user's questions, concerns, and issues (for example, technical feasibility, implementation strategies); identifying short- and long-term solutions; facilitating resolutions; and leading cross-functional partnership.

Demonstrate up-to-date expertise and applies this to the development, execution, and improvement of action plans by providing expert advice and guidance to others in the application of information and best practices; supporting and aligning efforts to meet customer and business needs; and building commitment for perspectives and rationales.

Provides and supports the implementation of business solutions by building relationships and partnerships with key stakeholders; identifying business needs; determining and carrying out necessary processes and practices; monitoring progress and results; recognizing and capitalizing on improvement opportunities; and adapting to competing demands, organizational changes, and new responsibilities.

Model compliance with company policies and procedures and supports company mission, values, and standards of ethics and integrity by incorporating these into the development

and implementation of business plans; using the Open Door Policy; and demonstrating and assisting others with how to apply these in executing business processes and practices.

What you'll bring:

B.Tech. / B.E. / M.Tech. / M.S. (preferably in Computer Science)

Strong computer science fundamentals: data structures, algorithms, design patterns.

3+ years of iOS development experience

3+ years of demonstrated end-to-end experience building, testing and shipping commercially available iOS apps

Interacting with RESTful JSON APIs

Hands-on design & development experience in interfacing with Web services platforms

Proficient with Objective-C or Swift

Experience with at least one iOS frameworks such as Core Data, Core Animation, MVVM, VIPER, MVP, etc.

Experience with offline storage, threading, and performance tuning

Familiarity with RESTful APIs to connect iOS applications to back-end services

Knowledge of other web technologies and UI/UX standards

Understanding of Apple's design principles and interface guidelines

Knowledge of low-level C-based libraries is preferred

Experience with performance and memory tuning with tools such as Instruments and Shark, etc.

Knack for benchmarking and optimization

Proficient understanding of code versioning tools such as Git, Mercurial or SVN

Familiarity with continuous integration

CI/CD development environments/tools & automation tools

Strong hands-on development skills to prototype technical solutions.

Strong desire to drive change, and ability to adapt to change quickly.

Practitioner of Agile (Scrum) methodology

Ability to convert high level design to low level design, estimation of work and participate in program planning & execution.

Excellent communication (both written and verbal) and interpersonal skills including negotiation, facilitation, and consensus-building Ability to balance the long-term "big picture and short-term implications of design decisions.

Additional Qualifications:

Experience with mobile (web/native) development

Experience in App Profiling (concepts like Rendering performance, battery issues, thread count and memory dumps) Non-functional Testing: GPU overdraw, Rendering performance, Battery issues, CPU, Thread count, Memory consumptions and leaks, Network data transfer. (Crashes and ANR)

Exposure to full stack development

Proficient in new and emerging technologies.