Software Developer

YOH Services LLC; Plano (TX); Hybrid; USD 84,000 - 120,000; Full time

Benefits offered by this job

Medical, Prescription, Dental & Vision

Health Savings Account (HSA)

Life & Disability Insurance

MetLife Voluntary Benefits

Employee Assistance Program (EAP)

401K Retirement Savings Plan

Direct Deposit & weekly epayroll

Referral Bonus Programs

Certification and training

Job summary

Yoh Services LLC is seeking an experienced .NET/Flutter/AWS Mobile Developer for a direct-hire, hybrid role in Irving, TX. You will design, develop, and test features across web and mobile apps using C#, ASP.NET MVC, Flutter, and AWS, delivering scalable solutions.

Collaborate with QA, product management, and customer care to support existing apps, implement serverless backends with Lambda, API Gateway, S3, and integrate REST APIs while applying proper authentication and CI/CD practices.

Qualifications

• Bachelor's or Associate degree in Computer Science, Information Systems, or related field (or equivalent work experience).
• 3+ years of professional mobile development experience, with hands‑on Flutter and Dart expertise.
• Proven experience building and deploying serverless applications on AWS, especially Lambda.
• Working knowledge of AWS services such as API Gateway, DynamoDB, S3, IAM, and CloudWatch.
• Strong understanding of state management patterns in Flutter (e.g., Provider, Riverpod, Bloc).
• Experience integrating REST APIs and handling asynchronous data flows.
• Experience developing applications using C#, ASP.NET, MVC, and SQL Server.
• Familiarity with mobile CI/CD, app store submission, and release management.
• Solid grasp of software engineering fundamentals, testing, and version control (Git).
• Strong communication skills and the ability to work in a collaborative, agile environment.

Responsibilities

• Design, develop, and maintain cross-platform mobile applications using Flutter and Dart.
• Build and integrate serverless backend services using services like AWS Lambda, API Gateway, and S3.
• Collaborate with product owner to translate UI/UX designs into responsive, pixel-accurate interfaces.
• Consume and integrate RESTful APIs and handle offline-first and caching scenarios.
• Implement authentication and authorization flows (e.g., OAuth/OIDC).
• Write clean, testable, well-documented code and participate in code reviews.
• Optimize application performance, responsiveness, and memory usage across devices.
• Manage app store releases and CI/CD pipelines for mobile builds.
• Troubleshoot, debug, and resolve production issues across the mobile and serverless stack.
• Stay current with Flutter, Dart, and AWS best practices and bring improvements to the team.

Skills

Flutter

Dart

REST APIs

Agile

Communication

Education

Bachelor's degree in CS or related field

Tools

AWS Lambda

API Gateway

S3

DynamoDB

IAM

CloudWatch

C#

ASP.NET

MVC

SQL Server

Git

CI/CD

Job description

.NET/Flutter/AWS Mobile Developer

Direct Hire

Irving, TX (Hybrid)

GENERAL DESCRIPTION:

Designs, develops, and tests new features and enhancements across web and mobile applications, contributing to technical design decisions and architecture. Utilizes technologies such as C#, ASP.NET MVC, Flutter, Web API, SQL Server, and AWS services to deliver scalable, high-quality solutions.

Collaborates with QA, Product Management, and Customer Care teams to support and enhance existing applications, troubleshoot issues, and implement effective solutions. Plays an active role in API development and integration, with a strong emphasis on leveraging AWS-based services and architectures.

ESSENTIAL DUTIES AND RESPONSIBILITIES:

• Design, develop, and maintain cross-platform mobile applications using Flutter and Dart.
• Build and integrate serverless backend services using services like AWS Lambda, API Gateway, and S3.
• Collaborate with product owner to translate UI/UX designs into responsive, pixel-accurate interfaces.
• Consume and integrate RESTful APIs and handle offline-first and caching scenarios.
• Implement authentication and authorization flows (e.g., OAuth/OIDC).
• Write clean, testable, well-documented code and participate in code reviews.
• Optimize application performance, responsiveness, and memory usage across devices.
• Manage app store releases and CI/CD pipelines for mobile builds.
• Troubleshoot, debug, and resolve production issues across the mobile and serverless stack.
• Stay current with Flutter, Dart, and AWS best practices and bring improvements to the team.

QUALIFICATIONS:

• Bachelor's or Associate degree in Computer Science, Information Systems, or related field (or equivalent work experience).
• 3+ years of professional mobile development experience, with hands‑on Flutter and Dart expertise.
• Proven experience building and deploying serverless applications on AWS, especially Lambda.
• Working knowledge of AWS services such as API Gateway, DynamoDB, S3, IAM, and CloudWatch.
• Strong understanding of state management patterns in Flutter (e.g., Provider, Riverpod, Bloc).
• Experience integrating REST APIs and handling asynchronous data flows.
• Experience developing applications using C#, ASP.NET, MVC, and SQL Server.
• Familiarity with mobile CI/CD, app store submission, and release management.
• Solid grasp of software engineering fundamentals, testing, and version control (Git).
• Strong communication skills and the ability to work in a collaborative, agile environment.

Estimated Min Rate: $84,000.00

Estimated Max Rate: $120,000.00

Benefits:

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• MetLife Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit https://www.yoh.com/applicants-with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

By applying and submitting your resume, you authorize Yoh to review and reformat your resume to meet Yoh's hiring clients' preferences. To learn more about Yoh's privacy practices, please see our Candidate Privacy Notice: https://www.yoh.com/privacy-notice