Senior Full Stack Engineer

HighlightTA is the on-demand talent team for Q4
At Q4, we make an impact together, obsess over our customer, operate with integrity, and bring big ideas to life.
Q4 is charting a bold new path for investor relations as the first AI-driven IR Ops Platform, providing everything an IR team needs to succeed on a single, powerful platform. The Q4 Platform enables public companies to attract, manage, and understand investors—all in one place. Over 2,600 customers, including many of the most respected brands in the world, trust Q4 to help drive premium valuations for their companies. Only Q4 offers a tech stack holistically designed to equip IR teams with data, insights, and smart workflows that power remarkable outcomes.
Learn more at q4inc.com.
We hire smart, curious, and talented people to push boundaries, reimagine what’s possible, and turn challenges into opportunities – all while keeping the needs of our clients at the heart of everything we do.
Come grow with us!

We’re looking for a Senior Full Stack Engineer (6-12 month contract) to lead the development of major software components, systems, and features. Leverage your expertise in Software Development to mentor and coach the team to raise the overall output of the development team.

Development & Delivery

• Work with an agile team to develop, test, and maintain Q4 software applications

• Write and maintain codebases with a high level of quality across all of your work

• Develop and unit test applications in accordance with established Q4 standards

• Contribute to designing, developing, deploying, and maintaining new and existing features

• Follow Q4's software development lifecycle, committing and delivering on those commitments

Collaboration & Communication

• Communicate clearly and regularly with team members and your team lead

• Attend and contribute to company development meetings

• Work closely with QA to produce high-quality code and automate according to QA requirements

• Assist with the development of user stories and estimates

Documentation & Standards

• Ensure that software you develop is well documented

• Undertake any other reasonable task that may be asked of you by senior management

• 7+ years of Software Development experience

• 2+ years of experience as an Intermediate Fullstack Developer working with MongoDB, Express.js, React, and Node.js

• Proven track record of developing both front end and back end applications

• Experience in a variety of software development approaches and methodologies including Agile and Scrum

• Experience in both technical planning and implementation-level software design

• Experience in requirements capture, analysis techniques, and process improvement approaches

Additional Skills

• Excellent personal organization with the ability to prioritize and carry out multiple tasks

• Comfortable working autonomously without routine supervision

• A desire to remain technically capable and an expert in current technologies

• Proven track record of practical, thoughtful problem solving

Location: Brazil (Remote)
At Q4, we embrace diverse perspectives and experiences as the driving force behind innovation and problem-solving. We envision Q4 to reflect the global community we serve, empowering representation and opportunity at all levels. Think you have what it takes, but not sure you check every box? Apply anyway—we’d love to talk and see if you’re a great fit!
Should you require accommodations at any stage of the interview process, please let our Recruitment team know.

We use AI tools to support our recruitment process, including helping us organize applications and identify early matches based on role criteria. Every rejection decision is made by a human. We encourage candidates to apply authentically and avoid relying solely on AI-generated responses, especially during interviews.
This opportunity is offered through HighlightTA, the on-demand talent team supporting Q4’s growth.
Connect with us and learn more:
HighlightTA on LinkedIn