Note: The job is a remote job and is open to candidates in USA. Constant Contact is a company dedicated to empowering businesses and individuals to succeed online. They are seeking a Principal iOS Engineer to lead the development of core iOS mobile features, ensuring architectural alignment and quality throughout the Agile product development lifecycle.
Responsibilities
- Provide hands-on contribution and technical leadership across the Agile product development lifecycle, ensuring architectural alignment and quality. This includes actively participating in and leading daily standup sessions, sprint planning meetings, and retrospective meetings to:
- Act as the senior technical voice in collaboration with Product Management and UX to refine the backlog, defining user story technical priorities and acceptance criteria
- Oversee and ensure accurate progress tracking and transparency of team tasks within Jira
- Ensure accurate technical sizing and commitment during sprint planning based on deep system knowledge
- Present and champion architectural solutions and finalized complex features to team members and stakeholders
- Serve as a hands-on technical leader, designing, building, and deploying core iOS mobile features, while driving architectural standards and collaborating with Constant Contact mobile and back end services teams to deliver software solutions that meet functional requirements:
- Utilize expert-level Swift programming and the Xcode environment to build, test, and implement complex and high-priority iOS features
- Maintain code quality and architectural integrity by serving as a key approver on Github pull requests for critical feature domains
- Define the team’s mobile testing strategy and implement advanced unit, integration, and UI test cases using the XCTest framework
- As needed, drive the resolution of complex, critical production issues, including performing root cause analysis and implementing strategic long-term fixes to enhance system resilience and stability
- Act as the primary technical liaison between the Mobile team and dependent Backend Services teams, proactively influencing external teams' roadmaps to ensure service development aligns with mobile application needs
- Maintain a deep understanding of the Constant Contact web application architecture and its relationship to the mobile apps to drive strategic architectural discussions
- Drive Engineering Excellence and Technical Mentorship:
- Lead the development of prototypes and contribute expert guidance to system and application architecture discussions
- Review the pull requests of peer engineers and recommend good practices in Github
- Participate in the pair programming for knowledge sharing and collaboration
- Improve performance of the mobile application
- Provide trainings to other team members
- Document code where necessary, such as APIs, and keep team practices and knowledge up to date
- Seek out learning opportunities like iOS, Swift UI and mobile developer conferences and online courses
- Mentor and guide team members, serving as the technical lead for critical application domains encompassing mobile development (iOS, Android) and API services
Skills
- 10+ years of industry experience in software development is required
- 8+ years developing native mobile iOS applications is required
- 4+ years programming in Swift is required
- Expertise in modern frameworks and patterns including Swift Concurrency, SwiftUI, Combine, MVVM, and MVI
- Proven ability to define, design, and implement robust, scalable iOS application architectures
- Mandatory experience leading technical decisions for a software development team and driving technical excellence
- Expertise in defining and implementing comprehensive mobile application testing strategies (unit, integration, and UI testing using XCTest or equivalent)
- Drive technical direction and champion best practices within a highly collaborative, cross-functional Agile team
- Exceptional ability to influence technical roadmaps, drive consensus among senior engineers, and negotiate architectural decisions across multiple teams
- Expertise in articulating and advocating for high-level engineering design strategies focused on system scalability, performance, security, and long-term maintainability
- Accountability for technical outcomes, prioritizing solutions that directly impact team effectiveness, product stability, and critical customer success metrics
- Proactively identifies, diagnoses, and removes technical and process bottlenecks across the organization to accelerate delivery and improve developer experience
- A recognized technical expert who maintains deep knowledge of emerging iOS, mobile, and agentic coding trends, applying them strategically to inform architectural evolution
- Drive a culture of continuous technical improvement, serving as a mentor to senior and staff engineers on best practices, code quality, and engineering excellence
- Experience with Objective-C is desirable for legacy integration and migration
- Experience with test-driven development (TDD) is highly valued
- Hands-on experience leveraging generative AI platforms like Claude Code for tasks such as component generation, technical documentation, and system health insights
- Expertise in implementing Agentic Coding paradigms, including designing and integrating MCPs (Model Context Protocol) and custom AI Skills or Plugins
- Experience establishing Agentic CI/CD workflows for automated processes like PR approvals, AI Quality Engineering (AI QE), and AI Security
Benefits
- The compensation package includes health and welfare benefits including paid leave.
- We have programs in place that bring us together on important issues and provide educational opportunities for all employees.
- You’ll have opportunities to grow your career.
- We encourage and support our team members to learn different aspects of the business, take on stretch assignments, seek coaching opportunities and professional development opportunities.
- A generous paid time off policy and a competitive benefits package that supports the health and well-being of you and your family
- Our hybrid work model combines the convenience of remote work with access to our great office locations to collaborate in-person, participate in live trainings, and socialize with colleagues.
Company Overview
Constant Contact makes digital marketing easy and effective for small businesses and nonprofits across the globe. It was founded in 1995, and is headquartered in Waltham, Massachusetts, USA, with a workforce of 1001-5000 employees. Its website is http://www.constantcontact.com.Company H1B Sponsorship
Constant Contact has a track record of offering H1B sponsorships, with 20 in 2025, 16 in 2024, 16 in 2023, 33 in 2022, 21 in 2021, 27 in 2020. Please note that this does not guarantee sponsorship for this specific role.