Jobs at Welltech

The Senior Fullstack Engineer will develop cross-platform health and wellness applications, focusing on scalable solutions using React Native and modern web technologies, while collaborating with product and design teams to enhance productivity and code quality through AI-driven workflows.

The Senior Product Engineer will develop cross-platform health and fitness applications, focusing on AI-driven workflows, scalability, and collaboration with stakeholders.

Manage global treasury operations, including banking relationships, account administration, KYC, cash positions, liquidity planning, FX activity, short-term investments, and treasury reporting. Administer treasury systems, maintain bank connectivity and controls, support audits, and lead process automation and AI improvements. The role requires collaboration across international entities and strong financial analysis, reporting, and compliance capabilities.

Own global treasury operations including bank relationship management, KYC, cash and liquidity monitoring, cash flow forecasting, FX and short-term investments, treasury reporting, TMS administration, process improvements, and supporting audits and controls.

Develop and execute performance marketing creative strategies across Meta, TikTok, and Google. Generate concepts, write briefs, produce UGC and storytelling content, analyze creative performance, conduct market research, and manage production from ideation through implementation. Mentor teammates, coordinate cross-functional work, improve processes, and ensure creative output achieves marketing KPIs.

Own marketing measurement and signal engineering across Meta, Google Ads, TikTok, and other ad platforms. Build and maintain server-to-server conversion pipelines, pixels, GTM releases, attribution conventions, marketing datasets, monitoring, alerts, and performance reports. Partner with Marketing, Product, Data Engineering, and ad platform representatives to improve signal quality, campaign optimization, and conversion tracking. The role requires advanced SQL, ad technology expertise, visualization skills, tracking knowledge, and clear communication with technical and nontechnical stakeholders.

Lead strategy and execution of growth marketing for mobile apps — performance channels, user acquisition, lifecycle, creatives, and funnel optimization. Build and coach growth, creative, and UA teams; align growth objectives with business goals; model and measure marketing impact; partner with Product, Analytics, and Finance to improve ROI and scale user growth.

Analyze product, marketing, and operational data to identify trends and growth opportunities. Design and evaluate A/B tests, define and track KPIs, build automated reports and clean analytical data structures, and provide cross-functional teams with data-backed recommendations to optimize user acquisition, retention, and monetization.

Lead and scale high-budget Google Ads acquisition campaigns (Demand Gen, GDA, YouTube). Design and test campaign structures, bidding and audience strategies, run high-volume creative testing, monitor KPIs in Google Ads and BI tools, recommend UX/funnel improvements, automate workflows, and share PPC best practices across apps to drive efficient DTC subscription growth.

Lead marketing measurement and signal engineering: design and maintain server-to-server conversion pipelines, manage GTM and pixels, monitor signal quality and diagnostics, maintain UTMs and attribution, build reporting and marketing datasets, and onboard new ad platforms to improve campaign optimization.

Lead development of a cross-platform foundation (mobile, web, BFF, infra), build scalable React Native/TypeScript systems, own native media and HLS streaming, design backend-driven UI, implement CI/CD and AI-agentic workflows, and collaborate with product, design, marketing, and data to ship experiments and reusable platform capabilities.

Support execution of remarketing and lifecycle campaigns to drive first-subscription conversion. Build and QA automated journeys, assist with segmentation and content briefs, run simple A/B tests, collect and report campaign data, and collaborate cross-functionally to optimize CRM performance.

Build and optimize scalable ETL/ELT pipelines, design data models, ensure data quality and security, improve pipeline/query performance, implement CI/CD for data workflows, and collaborate with product and analytics teams to enable data-driven decisions.

Build and maintain scalable ETL/ELT pipelines and data models on AWS (Redshift) to support analytics and product features. Ensure data quality, optimize performance, implement CI/CD for data workflows, collaborate with product and analytics teams, and run PoCs to improve data platform reliability and real-time capabilities.

Own core treasury operations including banking relationships, KYC and account onboarding, daily cash and liquidity monitoring, cash flow forecasting, short-term investments and FX support, treasury reporting, TMS administration, controls, audit support, and process improvement across multiple jurisdictions.

Produce high-converting motion assets and animations for emerging ad channels, using AI-generated video/voice/image pipelines. Own concept-to-render delivery, craft transitions, typography, VFX and compositing, maintain brand direction while experimenting, collaborate with creative and growth teams, iterate quickly across tests, and build efficient workflows and templates.