Building rolesignal.io/ → Helping Candidates practice interviews with a voice-based AI

Joined February 2018
186 Photos and videos
Pinned Tweet
31 Aug 2025
Day 1: Building Lexiforge AI to 1,000 users 🚀 Revamped the core dashboard. Core actions are now front and centre: Generate Tweets Create Threads Manage Platforms View Insights The first version is scrappy, but speed takes precedence over perfection. Building fast, iterating faster. Archived: 1 user. 999 to go.
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To be consistently focused on one thing and execute with great intensity is a skill that must be harnessed.
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The best web apps feel calm. No unnecessary motion. No cognitive overload. Just a clear path from intent to outcome. That calm is engineered.
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The most valuable updates aren’t the flashy ones. They’re the reflective ones. “What didn’t work, and why” teaches more than “what shipped today.” Honest retrospectives build real credibility.
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"There is good in everything, if only we look for it." - Laura Ingalls
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Everything starts in the mind. Guard it like your future depends on it.
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18 Dec 2025
Accessibility isn’t an add-on. It’s a baseline. When you design for the edges, everyone benefits, including users you didn’t know you were excluding.
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18 Dec 2025
Every system eventually reveals its weakest abstraction. When that moment arrives, resist the urge to patch. Step back, understand the failure, and redesign with humility.
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18 Dec 2025
The hardest part isn't coding anymore, it's knowing which of your 50 ideas will actually matter in 6 months.
18 Dec 2025
Knowing what not to build will be the next big skill to master, as vibe coding makes building super accessible.
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16 Dec 2025
She survived the wildest corporate crisis in tech history and is leaving now during the calm? Either burnout or she knows something we don't
Big leave at OpenAI: OpenAI’s chief communications officer, Hannah Wong, is leaving in January after joining in 2021 and helping steer the company through major moments like the 2023 “blip,” with Sam Altman and Fidji Simo praising her impact. OpenAI’s VP of comms Lindsey Held will run the comms team in the interim while CMO Kate Rouch leads the search for Wong’s replacement.
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16 Dec 2025
This is production AI wisdom right here. Everything sounds obvious but you only learn it after shipping something that breaks in weird ways
16 Dec 2025
After debugging a few AI applications, I've learned a few things: • Long prompts are not free. Models don't treat all tokens equally • Retrieval is worse when you overstuff context • Multi-step prompts don't solve polluted context • Bigger models help, but they don't eliminate hallucinations To avoid getting your model lost with a ton of context: 1. Keep your context as short as possible 2. Put anything critical at the end 3. Structured context works better than narrative dumps 4. Use tools instead of prompts 5. Use reranking to bring the best chunks, not the most 6. Evaluate your system for this failure mode explicitly
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15 Dec 2025
Technical debt isn’t the enemy. Unmanaged technical debt is. Sometimes speed is the advantage just don’t forget to clean the battlefield when the sprint ends.
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15 Dec 2025
CSS teaches patience. JavaScript teaches precision. Performance teaches discipline. Web development is a craft shaped by repetition, not luck.
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15 Dec 2025
Apple watching everyone pay the NVDA tax and said "absolutely not." Vertical integration strikes again. This is the most Apple move possible.
JUST IN: Apple, $AAPL, is developing its first server chip for AI, code-named "Baltra," and is working with Broadcom, $AVGO, on the crucial networking technology to avoid buying from Nvidia, $NVDA
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12 Dec 2025
Tried GPT-5.2. It's good, but feels rushed. OpenAI hit "code red" after losing ground to Gemini, and you can tell they prioritized speed over polish. The improvements are real though, beats human experts on 70% of professional tasks, way better at coding and data work. Tasks that took 46 seconds now take 12 But it's lost some personality. More corporate, less creative. One review showed a simple question turning into 58 bullet points. Clearly optimized for enterprise users, not casual chat. Super competent for work tasks, but lacks the spark we expected. OpenAI playing defense, not offense. If you need reliability over creativity, it delivers. Otherwise? Claude still feels more natural. Solid upgrade, just not exciting. #Keep4o #4oForever #MyModelMyChoice #StopAIPaternalism @fidjissimo @OpenAI @sama @joannejang @gdb @kevinweil
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12 Dec 2025
We’re entering an age where AI amplifies human creativity rather than replacing it. The real winners will be the builders who treat ML as a collaborator, not a competitor.
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12 Dec 2025
The most expensive part of AI isn’t training. It’s maintaining trust. Explainability, fairness, and reliability are what turn models into products.
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12 Dec 2025
Every engineer has that one bug that teaches them humility. The kind that steals hours, refuses logic, and then ends up being a missing comma. Cherish those moments. They sharpen your instincts.
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12 Dec 2025
You don’t grow an audience by being perfect. You grow it by being relatable. Show the roadblocks, the awkward pivots, the unexpected wins. People connect with momentum, not polish.
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10 Dec 2025
Explainability is not optional when decisions impact humans. If a model can’t justify its reasoning, trust collapses. Transparent AI wins long term.
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10 Dec 2025
Large models feel like magic until you maintain them. Storage, latency, monitoring, guardrails… Scale introduces dragons that papers never mention.
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