Senior Data Scientist – Safety & Trust – Remote Full‑Stack Data Engineering & Analytics Role at arenaflex

About arenaflex – Shaping the Future of Online Communities

arenaflex is a global leader in fostering vibrant, interest‑driven online communities. With millions of daily active users, arenaflex powers the most open and authentic conversations on the internet. Our platform generates an unprecedented volume of data, offering unique opportunities to turn raw information into actionable insights that keep our community safe, engaging, and trustworthy. As we continue to expand, we are looking for visionary data professionals who are passionate about building robust data pipelines, advancing safety‑first initiatives, and delivering high‑impact analytics at scale.

Why This Role Matters

Safety and trust are the cornerstones of arenaflex’s mission. In a world where online interactions can quickly turn hostile, we need a senior data scientist who can translate complex safety requirements into reliable data models, design end‑to‑end data infrastructure, and empower cross‑functional teams with the tools they need to protect our users. This role sits at the intersection of data engineering, analytics, and product development, offering a unique platform to influence policy, shape product roadmaps, and safeguard the digital experiences of millions.

Role Overview

As a Senior Data Scientist – Safety you will lead a team of full‑stack data engineers and analysts, own the lifecycle of safety‑related data, and build a world‑class data platform that supports real‑time detection, reporting, and remediation of harmful content. You will work closely with product, engineering, legal, and trust & safety partners to ensure that data pipelines are reliable, scalable, and aligned with business objectives.

Key Responsibilities

• Partner with safety researchers, product managers, engineering, legal, and compliance teams to translate business needs into robust data pipelines and tooling.
• Design, implement, and maintain a high‑performance data warehouse that supports large‑scale analytics, reporting, and machine‑learning workloads.
• Own the end‑to‑end data lifecycle for safety signals, from ingestion and transformation to storage and consumption.
• Develop and iterate on safety metrics, dashboards, and automated reporting solutions that provide clear visibility into platform health.
• Identify and remediate data quality issues, improve data reliability, and enhance pipeline observability.
• Drive automation across the safety data stack using ETL frameworks, orchestration tools, and CI/CD pipelines.
• Collaborate with cross‑functional data science teams to build shared data services and reusable tooling.
• Mentor junior engineers, promote best practices, and foster a culture of data‑driven decision making.

Essential Qualifications

• 4+ years of professional experience building and operating large‑scale ETL pipelines in production environments.
• Strong proficiency in Python (or comparable language) and advanced SQL skills.
• Demonstrated ability to write clean, maintainable, production‑grade code in a collaborative setting.
• Hands‑on experience as a data warehouse engineer or modeler with cloud‑based data platforms such as Google BigQuery, Snowflake, or Redshift.
• Excellent interpersonal skills with a proven track record of partnering effectively with stakeholders at all organizational levels.

Preferred Qualifications

• Experience with streaming technologies (e.g., Apache Kafka, Google Pub/Sub) or real‑time ETL tools.
• Background in open‑source or internal metric reporting frameworks.
• Familiarity with safety‑related analytics, content moderation, or trust & safety domains.
• Exposure to machine‑learning pipelines and model deployment in a data‑centric environment.
• Contributions to community‑driven projects or open‑source data tooling.

Core Skills & Competencies

• Technical Excellence: Mastery of data engineering concepts, data modeling, and performance optimization.
• Problem Solving: Ability to break down ambiguous safety challenges into concrete data solutions.
• Collaboration: Strong communication skills to articulate technical concepts to non‑technical partners.
• Ownership: Proactive mindset with a focus on delivering end‑to‑end solutions and continuous improvement.
• Adaptability: Comfort working in a fast‑moving, remote‑first environment with shifting priorities.

Career Growth & Learning Opportunities

arenaflex invests heavily in the professional development of its employees. In this role you will:

• Gain exposure to one of the world’s largest user‑generated data sets, enhancing your expertise in big‑data analytics.
• Lead high‑visibility projects that directly impact user safety, positioning you as a thought leader in the trust & safety community.
• Access a robust learning budget for conferences, certifications, and advanced coursework in data science, cloud engineering, and product management.
• Participate in mentorship programs, internal tech talks, and cross‑team hackathons to broaden your skill set.
• Explore pathways to senior leadership roles, such as Director of Data Platform or Head of Trust & Safety Analytics.

Compensation, Perks & Benefits

arenaflex offers a competitive total rewards package that reflects the value you bring to the organization.

• Base Salary: $35,000 – $45,000 USD per year (range varies by experience, location, and market benchmarks).
• Equity: Opportunity to earn stock units that align your success with the company’s growth.
• Health & Wellness: Comprehensive medical, dental, and vision coverage for you and your dependents.
• Retirement: 401(k) plan with company match to help you build long‑term financial security.
• Remote Work Stipend: Home office allowance, high‑speed internet reimbursement, and ergonomic equipment support.
• Paid Time Off: Generous vacation policy, 4+ months of paid parental leave, and dedicated volunteer days.
• Family Support: Flexible scheduling, family‑friendly benefits, and resources for work‑life integration.
• Learning & Development: Individual and team learning budgets, access to online training platforms, and tuition assistance.
• Community & Culture: Regular virtual events, global safety days, and an inclusive environment that celebrates diverse perspectives.

Work Environment & Culture at arenaflex

arenaflex is a remote‑first organization that values flexibility, autonomy, and collaboration. Whether you live near one of our physical hubs or prefer to work from anywhere in the United States, you will have the tools and support needed to thrive.

• Inclusive Culture: A commitment to diversity, equity, and inclusion that permeates hiring, promotion, and everyday interactions.
• Team‑Centric Approach: Small, cross‑functional squads that empower individuals to own outcomes and innovate quickly.
• Transparency: Open communication channels, regular all‑hands updates, and clear visibility into company goals.
• Innovation Focus: Encouragement to experiment, prototype, and iterate on new safety solutions without bureaucratic roadblocks.
• Well‑Being: Programs that promote mental health, physical activity, and work‑life balance.

How to Apply

If you are excited about building world‑class data infrastructure, protecting millions of users, and growing your career in a dynamic, mission‑driven environment, we want to hear from you. Click the link below to submit your application, resume, and a brief cover letter outlining why you are the perfect fit for this role at arenaflex.

Apply Now – Join arenaflex’s Safety & Trust Team!

Closing Thoughts

At arenaflex, your work will have a direct, measurable impact on the safety and health of a global community. You will join a talented, supportive team that values curiosity, rigor, and compassion. Take the next step in your career and help us build a safer internet for everyone.