Gregor S.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

𝗨𝗦 & 🇪🇺 𝗘𝘂𝗿𝗼𝗽𝗲 𝗦𝗮𝗮𝗦 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻. ✅ 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗲𝗱 𝗔𝗺𝗽𝗹𝗶𝘁𝘂𝗱𝗲 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝘆 𝗣𝗮𝗿𝘁𝗻𝗲𝗿. 🎯 𝟭𝟬𝟬+ 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗦𝘂𝗽𝗽𝗼𝗿𝘁𝗲𝗱. ☑️ 𝟭𝟬+ 𝗬𝗲𝗮𝗿𝘀 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲. 🕒 <𝟭 𝗛𝗼𝘂𝗿 𝗪𝗲𝗲𝗸𝗱𝗮𝘆 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲 𝗧𝗶𝗺𝗲𝘀. Hi, I’m Gregor — a former Analytics Solutions Consultant and Data Engineer at Amplitude and Optimizely. Over the past few years, I’ve helped over 100 companies improve their analytics and make smarter, faster decisions, including Prewave, Personio, Ultraspeaking, and many more. I specialize in working with scaleups across the US and Europe to set up clean tracking, uncover growth insights, and drive product and marketing performance using tools like Amplitude, Growthbook, Posthog, etc. If you want to level up your analytics, please invite me to your project on Upwork or message me directly to book a free 45-minute audit. We’ll look at your current setup, align on KPIs, and identify your biggest growth opportunities. ⭐️⭐️⭐️⭐️⭐️ 🗣 𝙉𝙞𝙘𝙠 𝘿𝙪𝙣𝙘𝙖𝙣 - 𝘾𝙝𝙞𝙚𝙛 𝙤𝙛 𝙎𝙩𝙖𝙛𝙛 - 𝙎𝙞𝙛𝙩 - 𝙐𝙎 𝘽𝙖𝙨𝙚𝙙 𝘼𝙄-𝙋𝙤𝙬𝙚𝙧𝙚𝙙 𝙁𝙧𝙖𝙪𝙙 𝘿𝙚𝙘𝙞𝙨𝙞𝙤𝙣𝙞𝙣𝙜 𝙎𝙖𝙖𝙎 ❝ Look no further than Gregor. His knowledge is vast, but he has an incredible ability to break things down in a clear, digestible way that makes sense to everyone on the team. Not only did he set up Amplitude and several other key tools on the integration side, but he also approached our analytics in a holistic, forward-thinking manner that made a world of difference in understanding our product's journey. Gregor was a pleasure to work with every step of the way—he's simply the best, and we couldn't be happier with the results! ❞ ⭐️⭐️⭐️⭐️⭐️ 𝗧𝗵𝗿𝗲𝗲 𝗮𝗿𝗲𝗮𝘀 𝗜 𝗰𝗼𝗺𝗺𝗼𝗻𝗹𝘆 𝘀𝘂𝗽𝗽𝗼𝗿𝘁 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝘄𝗶𝘁𝗵 𝗶𝗻𝗰𝗹𝘂𝗱𝗲: 𝟭) Educating, training, and supporting your team to use your analytics in your startup or scaleup. 𝟮) Technical solution implementation of data infrastructure and pipelines (collecting, cleaning, and moving data between platforms). 𝟯) A/B Testing and experimentation. What can be implemented to increase your key KPIs over time? 𝗪𝗲’𝗹𝗹 𝘄𝗼𝗿𝗸 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿 𝘄𝗲𝗹𝗹 𝗶𝗳: ✅You’re looking to scale. You want your data and analytics to tell you where your efforts will yield the maximum returns. ✅ You’re frequently making decisions based on your gut but you don’t have enough high-quality, credible data to back up those decisions. ✅ Your team needs support with data literacy. How to leverage the data they have access to. ✅ You don’t want to hire multiple data/analytics solutions providers and stitch their efforts together. 𝗛𝗶𝗴𝗵𝗹𝗶𝗴𝗵𝘁𝘀 𝗢𝗳 𝗧𝗵𝗲 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 𝘁𝗵𝗮𝘁 𝗜 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵: ✅ Customer Data Platforms (CDPs): Segment, RudderStack, mParticle ✅ Product Analytics: Amplitude, Mixpanel, Google Analytics (GA), Heap, PostHog ✅ Attribution & Tracking: Adjust, Branch, Appsflyer, Kochava ✅ Marketing Data Pipelines: Facebook Ads, Google Ads, Criteo, Eskimi ✅ Google Analytics & Tracking: GA4, GTM, Bigquery 𝗧𝘆𝗽𝗲𝘀 𝗢𝗳 𝗪𝗼𝗿𝗸 𝗜 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗲 𝗜𝗻 𝗜𝗻𝗰𝗹𝘂𝗱𝗲: ✅ Data Quality & Infrastructure: Data architecture design, accuracy solutions, and migrations ✅ Growth Analytics: Behavioral insights, conversion tracking, data segmentation, funnel analysis, A/B testing, UI/UX audits ✅ Reporting & Forecasting: Dashboards, predictive analytics, recurring insights, trend analysis (AppsFlyer, Looker Studio, Power BI) ✅ Growth Product Management: Strategy, experimentation, and optimization ✅ Web & Mobile Analytics: Product analytics reports, landing page testing, in-product experiences, app tours, checkout flows, in-app notifications ✅ Metrics & KPI Optimization: LTV, user retention, revenue forecasting, CAC ⭐️⭐️⭐️⭐️⭐️ 🗣 𝙎𝙖𝙞𝙧𝙖 𝘼𝙨𝙝𝙧𝙖𝙛 - 𝘾𝙤-𝙁𝙤𝙪𝙣𝙙𝙚𝙧 / 𝙃𝙚𝙖𝙙 𝙤𝙛 𝙂𝙧𝙤𝙬𝙩𝙝 - 𝙏𝙧𝙖𝙙𝙚𝙕𝙚𝙡𝙡𝙖 - 𝙐𝙎 𝘽𝙖𝙨𝙚𝙙 𝙁𝙞𝙣𝙖𝙣𝙘𝙚 𝙎𝙖𝙖𝙎 ❝ Gregor is one of the best freelancers we've worked with on Upwork. He is very skilled in Amplitude and was able to help our team find all of the answers we needed to improve our app with the correct data. Because the first phase went so well, we decided to continue consulting with Gregor on more advanced analytics. We had weekly calls and continuous communication, during which Gregor assisted us in setting up the correct reports and analysis and ensuring we had a strong understanding of Amplitude. ❞ ⭐️⭐️⭐️⭐️⭐️ 𝗜𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝗼𝗿 𝘀𝗲𝗻𝗱 𝗺𝗲 𝗮 𝗱𝗶𝗿𝗲𝗰𝘁 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 𝘁𝗼 𝗯𝗼𝗼𝗸 𝗮𝗻 𝗶𝗻𝗶𝘁𝗶𝗮𝗹 𝗰𝗼𝗺𝗽𝗹𝗶𝗺𝗲𝗻𝘁𝗮𝗿𝘆 𝟰𝟱-𝗺𝗶𝗻𝘂𝘁𝗲 𝗮𝘂𝗱𝗶𝘁 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿. Gregor Spielmann