• Deliver Sleek’s MTD landing page and web app frontend, ensuring performance scores above 90 on Lighthouse (Core Web Vitals compliant). • Develop responsive, accessible, and pixel-perfect UIs in React / Next.js / TailwindCSS aligned with Sleek’s design system. • Reduce initial page load time and optimize for SEO to improve discovery and user conversion • Develop a microsite framework for future product verticals with reusable layouts and modular content components. • Implement schema markup, meta optimization, and structured data to strengthen search visibility. • Enable the Growth team to launch microsites independently without dev dependencies. • Connect a headless CMS (Sanity / Contentful / Strapi) to Sleek’s marketing sites. • Empower non-technical teams to update content, landing pages, and campaigns autonomously. • Establish versioning, preview workflows, and rollbacks for content changes. • Deploy and configure Google Tag Manager, GA4, and Mixpanel for complete event tracking. • Implement A/B testing (Optimizely / VWO) to experiment with messaging, layout, and funnel optimizations. • Deliver actionable analytics dashboards and ensure event accuracy across web properties. • Create and launch a secondary marketing site targeting Sleek’s next business vertical (aligned with the new marketing initiative). • Ensure brand consistency, SEO optimization, and analytics instrumentation. • Achieve measurable conversion metrics tied to campaign performance.

Leading the technical delivery of flood risk assessments, hydraulic modelling, and water resource management studies for major projects. Supporting project teams with high-level technical advice and mentoring.

Title: Senior Engineer - Systematic Location: Chicago, Illinois, United States; New York, New York, United States Job Description: Chicago Trading Company (CTC) is a premier proprietary trading firm specializing in options market making. Our collaborative culture fuels innovation in quantitative research, systematic trading strategies, and cutting-edge trading technology. For over three decades CTC has provided critical liquidity across derivatives exchanges worldwide - making them fairer, more transparent, and more efficient. We strive to be the most innovative firm in the industry today, tomorrow, and long into the future while upholding ethical excellence. We believe that CTC makes a positive impact on the markets, the lives of our employees, and all the communities to which we belong. Started in 1995 by a team of forward-thinking Traders, we are proud to call ourselves an industry leader that keeps making markets and each other better. Join our team as Sr. Engineer in the systematic vol trading space. Lead the development of a cutting-edge options research and trading platform that directly influences our market position and drives pnl. Bridge the gap between development, research and trading teams to deliver technical solutions that give us a market edge. What You’ll Do - Develop, test, and maintain high-performance trading applications, backtesting tools, and libraries using Python, with a focus on volatility products. - Work closely with traders to translate strategies into technical requirements, and with researchers to optimize the integration of models into live trading systems. - Create and drive a technical roadmap developing strong, dependable, and easy-to-maintain code in accordance with established guidelines and industry norms. - Participate in code reviews, provide constructive feedback, and contribute to continuous improvement within the team. - Keep up-to-date with the latest advancements in trading technology, Python development, and related libraries and frameworks. What We’re Looking For - Significant experience in working directly on a systematic trading desk. Options experience strongly preferred. - Experience in an architect-level role. - Hands-on experience with Python and proficiency in modern Python concepts such as asyncio. - Experience designing and implementing systems capable of processing real-time market data at low latencies and integrating seamlessly with research pipelines. - Experience designing and implementing high-performance and flexible research systems capable of hosting and processing terabytes of data on a computer cluster with GPU and tens of thousands CPU cores. - Experience using numerical toolkits such as pandas and NumPy is preferred but not required. Compensation The salary range for this role is listed below. This role is also eligible for an annual discretionary bonus. The discretionary bonus will be dependent upon the individual’s skills, experience, qualifications, and firm performance. Salary Range $150,000 - $250,000 USD Most teams at CTC, with the exception of Trading, follow a hybrid workplace model, subject to change based on business need. Our Benefits We strongly believe in the well-being of our employees and their families so we offer outstanding benefits to support you both professionally and personally. These benefits include generous time off, insurance coverage, paid parental leave, free breakfast and lunch (plus healthy snacks, of course), wellness reimbursement, and a variety of other benefits focused on providing the best employee experience. (Disclaimer: interns and contractors are not eligible for benefits at CTC) Our Commitment to Diversity, Equity and Inclusion At CTC, we aim to cultivate a workplace that celebrates diversity and each person feels included, engaged and empowered. Where each of us feels we belong. We are committed to having a diverse workforce and are proud to be an equal opportunity employer. CTC does not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, or disability status.

Lead MSAT technical transfer activities, ensuring manufacturing site readiness for product launch. Collaborate with R&D and supply chain teams, contributing to regulatory documents and developing manufacturing execution plans to meet project targets...