Staff Software Engineer (UI)

Redefine the future of customer experiences. One conversation at a time.

At Nextiva, we’re reimagining how businesses connect, bringing together customer experience and team collaboration on a single, conversation centric platform. Powered by AI, driven by human innovation.

Our culture is forward thinking, customer obsessed and built on the belief that meaningful connections drive better business outcomes. Whether it’s through our signature Amazing Service®, the technology we create, or the experiences we cultivate, connection is at the core of who we are.

If you’re ready to collaborate with incredible people, make an impact, and help businesses everywhere deliver truly amazing experiences, this is where you belong.

Location: This is an onsite role based at Nextiva’s Bengaluru office (Wilshire III by MFAR, 492, Hobli, RHB Colony, Mahadevapura, Bengaluru, Karnataka 560048). Working together onsite strengthens how we operate, enabling faster decisions, clearer communication, and stronger execution, so you can make a greater impact and move work forward with speed and clarity.

In-Office Expectation: This role is expected to work onsite four days per week, with the potential to increase to five days per week, as required by the business. Specific scheduling and flexibility will be guided by your leader to support both team collaboration and individual productivity.

The Staff Engineer – Frontend is a senior individual contributor role for a hands-on technical leader with deep frontend expertise, strong ownership instincts, and a highly collaborative mindset. This role is responsible for driving the execution, architecture, and modernization of our web applications while remaining actively engaged in writing high-quality production code.

As a strong IC, you will own complex frontend initiatives end to end, make sound technical and design decisions, and raise the bar for performance, scalability, reliability, and user experience. You will collaborate closely with product, design, backend engineering, and other cross-functional partners to align technical solutions with business goals and deliver impactful, user-centered experiences.

Beyond execution, you will influence technical direction through architecture reviews, code reviews, mentorship, and engineering best practices. You will also be open to providing team leadership when needed, helping guide priorities, support execution, unblock engineers, and foster a high-performing, collaborative engineering culture.

This role is ideal for someone who leads through expertise, execution, collaboration, and influence, with a growth path toward either deep frontend specialization or broader engineering leadership.

We are seeking a Staff Engineer – Frontend (UI) to drive the evolution of our web applications and contribute to Nextiva’s mission of delivering exceptional customer experiences through a unified, modern platform powered by AI and automation.

Responsibilities

Lead the rebuild and modernization of existing web applications to improve performance and user experience

Collaborate closely with design teams to translate UI/UX concepts into high-quality, scalable interfaces

Write clean, maintainable, and high-performance React-based frontend code

Take ownership of end-to-end feature delivery, from design to deployment

Influence frontend engineering standards through architecture discussions, code reviews, and engineering best practices

Debug complex issues, identify bottlenecks, and optimize frontend performance

Work with and improve CI/CD pipelines for frontend delivery

Evaluate and adopt modern tools/libraries (e.g., TanStack, data/query tools)

Ensure consistency, scalability, and maintainability of frontend architecture

Collaborate with cross-functional teams including product, backend, and QA

Define and evolve frontend architecture standards across a multi-package monorepo

Own and evolve shared design systems and component libraries used across the platform

Review PRs with attention to architectural patterns, accessibility, maintainability, and code quality

Support and mentor engineers across the team and provide team leadership support when needed

Requirements

Basic Qualifications

9–12 years of experience in frontend development

Strong expertise in React and core frontend fundamentals (JavaScript, HTML, CSS)

Proven experience working in product-based organizations

Deep understanding of the end-to-end product development lifecycle

Strong experience in debugging, performance optimization, and scalability

Experience with CI/CD pipelines and modern development workflows

Solid foundation in computer science fundamentals

Strong TypeScript expertise (strict mode, generics, type guards — no any)

Experience with monorepo tooling (Turborepo, pnpm workspaces, or Nx)

Experience building or contributing to a shared design system / component library

Hands-on experience with Tailwind CSS or utility-first styling approaches

Preferred Qualifications

Experience with React Native or mobile development

Exposure to modern state/data management libraries (e.g., TanStack)

Flexibility to work across web, mobile, or browser extensions

Familiarity with modern frontend architecture patterns

Experience with real-time / WebSocket-driven UIs (live messaging, presence, telephony)

Familiarity with TanStack ecosystem (Router, Query, Form)

Experience with Storybook-driven component development and testing

Exposure to headless UI libraries (Base UI, Radix, Ark UI) for building design system primitives

AI & Modern Engineering Expectations

Leverage AI tools to improve development efficiency through code generation, debugging assistance, testing, and developer productivity

Understand how AI-powered experiences can improve customer engagement, personalization, and platform usability

Stay current with emerging AI-assisted engineering practices, tools, and frontend development trends

Contribute to building modern, scalable user experiences aligned with Nextiva’s AI-powered Unified-CXM platform vision

Additional Qualities

Strong sense of ownership and accountability

Self-motivated with the ability to work in fast-paced environments

Ability to manage multiple priorities and meet deadlines

Strong attention to detail and commitment to quality

Collaborative team player with mentoring mindset

Willingness to learn, adapt, and adopt new technologies

Nextiva DNA (Core Competencies)

Nextiva’s most successful team members share common traits and behaviors:

Drives Results : Action-oriented problem solvers who quickly bring clarity and simplicity to ambiguity, challenge the status quo, and lead meaningful change; celebrating wins to fuel momentum. They act swiftly and pragmatically, learning and improving as they go.

Critical Thinker: Data-driven, forward-thinking individuals who identify key drivers, anticipate risks, and deliver clear recommendations. They confidently leverage AI and automation to reduce friction, improve decision-making, and focus on higher-value work.

Right Attitude: Collaborative, competitive, and resilient team players who jump in to solve tough problems, learn from setbacks, and foster a culture of service, respect, and care for customers and teammates.

Total Rewards

Our Total Rewards offerings are designed to allow our employees to take care of themselves and their families so they can be their best, in and out of the office.

Our compensation packages are tailored to each role and candidate's qualifications. We consider a wide range of factors, including skills, experience, training, and certifications, when determining compensation. We aim to offer competitive salaries or wages that reflect the value you bring to our team. Depending on the position, compensation may include base salary and/or hourly wages, incentives, or bonuses.

Medical 🩺 - Medical insurance coverag