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Sr Software Engineer

3i People, Inc.Atlanta, GA🇺🇸United StatesPosted Sep 29, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Atlanta, GA, United States
Posted
21 hours ago
DockerFirebaseAWSFlutterAgileCDKDartGitTerraform

Job Description

We are seeking a Senior Software Engineer to join an agile development team in Atlanta, GA. This role is ideal for a curious, adaptable engineer who thrives in a fast-paced environment, enjoys working across the stack, and is excited to explore emerging technologies, particularly artificial intelligence (AI) to help drive the next generation of core products.

As a senior team member, you will drive technical excellence, mentor junior engineers, and champion best practices in cloud-native, DevOps-focused software engineering. You’ll work in a collaborative, cross-functional Agile environment, partnering closely with product owners, QA engineers, and other teams.

Key Responsibilities

  • Design, develop, and deploy robust, scalable software solutions that meet user story requirements and acceptance criteria.
  • Write and maintain unit, integration, and automated tests to ensure software quality and reliability.
  • Support functional testing efforts for applications, modules, or new features.
  • Troubleshoot and resolve software defects and production issues.
  • Break down epics and stories into technical tasks and provide accurate estimates.
  • Build expertise in the applications, systems, and services you support.
  • Participate actively in Agile ceremonies and collaborate within a cross-functional team.
  • Implement mobile and/or cross-platform application features using Dart and Flutter, delivering performant and maintainable UI and business logic.
  • Effectively document your work and share knowledge with the team.
  • Monitor and manage cloud infrastructure (cost, performance, security) within AWS.
  • Enhance infrastructure and CI/CD pipelines to improve performance, security, and deployment cycles.
  • Stay current on new tools, technologies, and trends relevant to your technical domain.
  • Explore and incorporate AI capabilities to improve code quality, deployment processes, and innovation within our engineering practice.
  • Mentor and support junior and mid-level engineers through technical guidance and peer programming.

Senior-Software Level Expectations

  • Mentorship & Leadership: Provide technical mentorship on design patterns, code quality, and career growth.
  • Ownership & Initiative: Take full ownership of features or systems; proactively identify and solve problems.
  • Continuous Learning: Stay up to date with advancements in cloud computing, DevOps, AI, and software best practices.
  • Adaptability: Thrive in dynamic environments and pivot easily when priorities shift.
  • Collaboration & Communication: Communicate technical concepts clearly to both technical and non-technical stakeholders.
  • Decision-Making: Influence architectural decisions and contribute to the long-term technical strategy.

Minimum Qualifications

  • Bachelor’s degree in a related discipline and 4 years’ experience in a related field. The right candidate could also have a different combination, such as a master’s degree and 2 years’ experience; a Ph.D. and up to 1 year of experience; or 8 years’ experience in a related field
  • Requires 4+ years of experience designing and developing web or Mobile applications.
  • Excellent interpersonal, leadership, presentation, and collaborative skills to work effectively with teams throughout organization
  • 2+ years of experience building and deploying applications in AWS cloud environment
  • Professional experience coding with Dart and Flutter (mobile, cross-platform, or internal tooling).
  • 4+ years of experience using Git or similar version control systems.

Preferred Qualifications

  • Experience designing scalable, cloud-native architectures or serverless applications.
  • Familiarity with container services (Docker, ECS, EKS) or infrastructure-as-code (Terraform/CDK).
  • Professional experience coding with Dart and Flutter (mobile, cross-platform, or internal tooling).
  • Experience with relational or NoSQL databases.
  • Experience with mobile deployment pipelines (e.g., Firebase App Distribution, TestFlight).
  • Exposure to AI-assisted coding tools (GitHub Copilot, Claude, etc.), especially in production or experimentation contexts.
  • Experience mentoring junior engineers or leading small development initiatives.

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