Best Practices for Modern Engineering Techniques

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Summary

Best practices for modern engineering techniques refer to the proven methods and frameworks that help engineers design, build, and maintain products or systems with high reliability, efficiency, and sustainability. These approaches involve using structured problem-solving, thoughtful design strategies, and inspiration from both technology and nature to achieve steady improvements in performance and quality.

  • Investigate root causes: Dig deeper than surface-level failures by using systematic analysis tools to pinpoint why a problem happened, not just what broke.
  • Apply thoughtful design: Create solutions that minimize weak points, streamline load paths, and adapt proven design patterns to make systems easier to maintain and upgrade.
  • Embrace natural inspiration: Study and adapt mechanisms from nature, such as biomimicry, to develop innovative designs for adhesives, energy efficiency, or durable components.
Summarized by AI based on LinkedIn member posts
  • View profile for Pubudu Liyanage

    Engineering Professional | Reliability & Maintenance Improvement | Helping Manufacturing & Healthcare Operations Build Safer, More Reliable Assets | TMIEAust | MIET (UK) | MIIESL (SL) | PMP | LSS

    1,802 followers

    Root Cause Analysis (RCA), Are We Fixing Failures or Eliminating Them? One of the biggest mistakes in engineering is stopping the investigation once the equipment is running again. A failed bearing is replaced. A motor is restarted. A pump is repaired. Production resumes. But has the problem really been solved? After working for years in manufacturing facilities, I have often seen people try to fix the problem without addressing the true root cause. The most effective engineering teams understand that the failed component is often just the symptom, not the root cause. That’s where Root Cause Analysis (RCA) comes in. The RCA methods I have used are outlined below and described briefly. Common RCA Methods Every Engineer Should Know 1) 5 Whys * Best for simple to moderate problems. * Keep asking “Why?” until the underlying cause is identified. Example: Motor tripped → Pump overloaded → Impeller clogged → Debris entered system → Strainer inspection missed. Root Cause: Preventive maintenance breakdown. 2) Fishbone (Ishikawa) Diagram * Best when multiple factors may contribute to a problem. * Investigates People, Machines, Methods, Materials, Measurement, and Environment 3) Fault Tree Analysis (FTA) * Ideal for complex, high-risk systems. * Widely used in mining, oil & gas, pharmaceuticals, and power generation. * Maps every possible pathway leading to a failure. 4) Failure Mode and Effects Analysis (FMEA) * Proactive rather than reactive. * Identifies potential failures before they happen and prioritises risk. 5) Pareto Analysis (80/20 rule) * Helps identify the small number of issues causing most failures. * Excellent for prioritising maintenance and reliability efforts. Which RCA Method Is Best? My answer is, the one that fits the problem. Always I used to follow these below steps before I chose one, 5 Whys, for simple issue Fishbone, for multiple contributing factors Fault Tree Analysis, for critical system failure FMEA, for preventing future failures Pareto Analysis for prioritising improvements In world class organisations, these tools are often used together rather than separately. A Lesson I’ve Learned The deeper you investigate, the less likely the root cause is a component failure. A failed bearing may reveal poor lubrication practices. Poor lubrication may reveal inadequate maintenance procedures. Inadequate procedures may point to gaps in training, planning, or management systems. The real value of RCA isn’t just finding what failed. It’s understanding why the system allowed it to fail. What RCA method has delivered the best results in your industry or facility? Let's discuss #MechanicalEngineering #RootCauseAnalysis #RCA #ReliabilityEngineering #MaintenanceEngineering #Manufacturing #Mining #OilAndGas #Pharmaceutical #AssetManagement #ContinuousImprovement #FMEA #FaultTreeAnalysis #EngineeringLeadership #Reliability #OperationsExcellence #IndustrialEngineering #Engineering #Maintenance #ProblemSolving

  • View profile for Jaswindder Kummar

    Engineering Director | Cloud, Platform Engineering & AI Transformation | Building Secure, Scalable and High-Performing Technology Organizations

    25,970 followers

    𝐌𝐨𝐬𝐭 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐬 𝐝𝐨 𝐧𝐨𝐭 𝐠𝐞𝐭 𝐬𝐭𝐮𝐜𝐤 𝐨𝐧 𝐬𝐲𝐧𝐭𝐚𝐱. 𝐓𝐡𝐞𝐲 𝐠𝐞𝐭 𝐬𝐭𝐮𝐜𝐤 𝐨𝐧 𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞. Knowing how to write a class is not the same as knowing when to use a Singleton vs a Factory, or why a Decorator beats inheritance, or where a Strategy pattern saves you from a 600-line if-else block. Design patterns are the vocabulary that turns code into a system. 𝐇𝐞𝐫𝐞 𝐚𝐫𝐞 𝟏𝟐 𝐩𝐚𝐭𝐭𝐞𝐫𝐧𝐬 𝐞𝐯𝐞𝐫𝐲 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫 𝐬𝐡𝐨𝐮𝐥𝐝 𝐡𝐚𝐯𝐞 𝐨𝐧 𝐬𝐩𝐞𝐞𝐝-𝐝𝐢𝐚𝐥: 𝐂𝐫𝐞𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐏𝐚𝐭𝐭𝐞𝐫𝐧𝐬 1. Singleton • Use when a class should have only one instance • Example: logging, database connections • Risk: hidden global state, harder to test 2. Factory Method • Use when subclasses handle object creation • Example: UI component creation per platform 3. Abstract Factory • Use when creating families of related objects • Example: UI themes (light, dark) with matching buttons, checkboxes, dropdowns 𝐒𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐚𝐥 𝐏𝐚𝐭𝐭𝐞𝐫𝐧𝐬 4. Adapter • Use when making incompatible interfaces work together • Example: integrating legacy systems with a modern API 5. Facade • Use when simplifying complex systems • Example: one clean entry point hiding three messy subsystems 6. Decorator • Use when adding behavior dynamically • Example: adding extra features without modifying the base class 7. Proxy • Use when controlling object access • Example: caching, lazy loading, security checks 𝐁𝐞𝐡𝐚𝐯𝐢𝐨𝐫𝐚𝐥 𝐏𝐚𝐭𝐭𝐞𝐫𝐧𝐬 8. Command • Use when wrapping requests as objects • Example: undo and redo operations, request queues 9. Template Method • Use when defining reusable algorithm steps • Example: shared workflow in a base class with customizable steps 10. Strategy • Use when switching algorithms dynamically • Example: sorting strategies or payment strategies swapped at runtime 11. Observer • Use when objects need automatic updates • Example: notifications, event subscribers, pub-sub systems 12. Iterator • Use when traversing collections sequentially • Example: iterating through collections without exposing internals The 3 reasons design patterns still matter • Solve recurring problems with proven structures • Improve reusability across teams and codebases • Build scalable systems that survive growth 𝐓𝐡𝐞 𝐭𝐚𝐤𝐞𝐚𝐰𝐚𝐲 Design patterns are not academic. They are the difference between code you can refactor and code you have to rewrite. Between a system that scales and one that collapses under its own complexity. The strongest engineers are not the ones who memorize all 23 GoF patterns. They are the ones who recognize the shape of a problem and reach for the right pattern without thinking. That recognition compounds across every system you build. Master the vocabulary. Build better systems. ♻️ Repost to help your engineering team level up ➕ Follow Jaswindder for more on cloud strategy, DevOps, and security leadership #SoftwareEngineering #DesignPatterns #SystemDesign

  • View profile for Ajit Prabhu

    CoFounder & CEO at Quest Global

    21,251 followers

    The most sophisticated patent office exists in every forest, ocean, and desert around us. Nature has tested and perfected designs through five mass extinctions. We call ourselves innovators, but we are often just catching up. In 30+ years of engineering, I have learned that deconstructing biological mechanisms offers solutions to problems we have struggled with for decades. Consider how gecko setae microstructures now inform medical adhesives that stick without chemicals; how termite mound principles cut building energy usage by 40%; and how mussel proteins enable bonding underwater without toxic treatments. These blueprints remind us that inspiration alone does not complete the job; we need countless iterations to refine solutions. My Zen garden reminds me daily that each plant, stone, and waterway represents countless generations of optimization. What appears simple often masks extraordinary complexity. The most valuable engineering approach is not always creating from scratch, but methodically analyzing what already works perfectly in natural systems. This practice of biomimicry offers a proven pathway to superior design.

  • View profile for AUNG TUN

    S𝗼𝗹𝘃𝗶𝗻𝗴 C𝗼𝗺𝗽𝗹𝗲𝘅 P𝗿𝗼𝗯𝗹𝗲𝗺𝘀 a𝘁 S𝗰𝗮𝗹𝗲 |S𝗲𝗺𝗶𝗰𝗼𝗻𝗱𝘂𝗰𝘁𝗼𝗿 | S𝗺𝗮𝗿𝘁 I𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 | P𝗼𝘄𝗲𝗿 | R𝗲𝗻𝗲𝘄𝗮𝗯𝗹𝗲 E𝗻𝗲𝗿𝗴𝘆 |T𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆|

    25,393 followers

    𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐞𝐝 𝐭𝐨 𝐋𝐚𝐬𝐭: 9 Design Strategies to Reduce Stress Concentrations Most mechanical failures don't start because a material isn't strong enough, they begin at stress concentration points. Sharp corners, abrupt geometry changes, and poor load paths create localized stresses that can be several times higher than the nominal stress, accelerating fatigue, crack initiation, and ultimately component failure. Good engineering isn't just about selecting stronger materials—it's about designing geometry that allows loads to flow smoothly. 𝐇𝐞𝐫𝐞 𝐚𝐫𝐞 𝐧𝐢𝐧𝐞 𝐩𝐫𝐨𝐯𝐞𝐧 𝐝𝐞𝐬𝐢𝐠𝐧 𝐬𝐭𝐫𝐚𝐭𝐞𝐠𝐢𝐞𝐬 𝐭𝐡𝐚𝐭 𝐞𝐯𝐞𝐫𝐲 𝐦𝐞𝐜𝐡𝐚𝐧𝐢𝐜𝐚𝐥 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫 𝐬𝐡𝐨𝐮𝐥𝐝 𝐜𝐨𝐧𝐬𝐢𝐝𝐞𝐫: 1. Increase Fillet Radii Larger fillets at shoulders and transitions reduce the stress concentration factor (Kt), improving fatigue life and lowering peak stresses. 2. Eliminate Sharp Corners Replace 90° corners with generous radii to prevent localized stress spikes and improve manufacturability. 3. Use Gradual Section Transitions Tapered geometry distributes loads over a larger area, reducing stress concentrations created by abrupt diameter changes. 4. Add Relief Grooves Where Appropriate Relief grooves or undercuts allow stresses to redistribute away from critical shoulders, minimizing crack initiation. 5. Maintain Continuous Grain Flow Forged components preserve grain orientation along the load path, providing superior fatigue strength compared to machined parts cut across the grain. 6. Select Materials Based on Loading Conditions Ductile materials can locally yield and redistribute stress, while brittle materials require more conservative geometry to avoid catastrophic fracture. 7. Introduce Beneficial Residual Compression Processes such as shot peening, cold rolling, and nitriding create compressive surface stresses that significantly improve fatigue resistance. 8. Optimize Keyway Geometry Radius-end (sled-runner) keyways reduce stress concentration compared with conventional end-milled profiles. 9. Improve Load Distribution Longer hub engagement, smoother contact surfaces, and optimized interference fits spread loads more evenly and reduce edge stresses. The common thread across all of these techniques is load path optimization. Smooth transitions, continuous geometry, and controlled stress flow produce components that last longer, require less maintenance, and perform more reliably under cyclic loading. Remember: The best way to prevent failure isn't adding more material—it's eliminating unnecessary stress concentrations before the first prototype is ever built. #MechanicalEngineering #DesignEngineering #MachineDesign #FiniteElementAnalysis #FEA #StressAnalysis #Fatigue #Manufacturing #ProductDevelopment #ReliabilityEngineering #EngineeringDesign #MaterialsEngineering #DesignForManufacturing #Industry40 #Innovation

  • View profile for Krish Sengottaiyan

    Senior Advanced Manufacturing Engineering Leader | Pilot-to-Production Ramp | Industrial Engineering | Large-Scale Program Execution| Thought Leader & Mentor |

    29,716 followers

    Operational Excellence: 2025 Strategies for Manufacturing Leaders Manufacturing leaders aiming for transformative 2025 goals must integrate advanced methodologies like Predetermined Motion Time Systems (PMTS) and industrial engineering principles. These proven frameworks, coupled with digital tools, enable superior efficiency, quality, and sustainability. Here’s how to align operations with industry best practices: 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗧𝗿𝗮𝗻𝘀𝗳𝗼𝗿𝗺𝗮𝘁𝗶𝗼𝗻 𝗣𝗼𝘄𝗲𝗿𝗲𝗱 𝗯𝘆 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗮𝗹 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 Utilize digital twins and predictive maintenance alongside time study techniques from PMTS to monitor and optimize operations with precision. Key Metrics: Enhanced Overall Equipment Effectiveness (OEE), reduced unplanned downtime, and faster issue resolution. 𝗟𝗲𝗮𝗻 & 𝗔𝗴𝗶𝗹𝗲 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗲𝘀 𝘄𝗶𝘁𝗵 𝗮 𝗗𝗮𝘁𝗮-𝗗𝗿𝗶𝘃𝗲𝗻 𝗘𝗱𝗴𝗲 Apply lean principles, guided by industrial engineering insights, to identify and eliminate waste. Use PMTS to standardize and optimize manual tasks, ensuring balanced workflows. Key Metrics: Increased throughput, shorter cycle times, and better work content balance. 𝙌𝙪𝙖𝙡𝙞𝙩𝙮 𝘾𝙤𝙣𝙩𝙧𝙤𝙡 𝙬𝙞𝙩𝙝 𝙍𝙞𝙨𝙠 𝙈𝙞𝙩𝙞𝙜𝙖𝙩𝙞𝙤𝙣 𝙏𝙚𝙘𝙝𝙣𝙞𝙦𝙪𝙚𝙨 Integrate Advanced Product Quality Planning (APQP) and Process FMEA for robust quality assurance. PMTS can streamline quality inspections by standardizing operator tasks. Key Metrics: Reduced defect rates, improved First Pass Yield (FPY), and enhanced supplier compliance. 𝙀𝙧𝙜𝙤𝙣𝙤𝙢𝙞𝙘𝙨 𝙖𝙣𝙙 𝙒𝙤𝙧𝙠𝙛𝙤𝙧𝙘𝙚 𝙊𝙥𝙩𝙞𝙢𝙞𝙯𝙖𝙩𝙞𝙤𝙣 Use PMTS to analyze and redesign workstations, improving ergonomic efficiency and reducing operator fatigue. Combine this with immersive training programs for new workflows and tools. Key Metrics: Lower Lost Time Injury Frequency Rates (LTIFR), increased training participation, and better ergonomic compliance scores. 𝙎𝙪𝙨𝙩𝙖𝙞𝙣𝙖𝙗𝙞𝙡𝙞𝙩𝙮 𝙖𝙣𝙙 𝘾𝙤𝙨𝙩 𝙍𝙚𝙙𝙪𝙘𝙩𝙞𝙤𝙣 𝙬𝙞𝙩𝙝 𝙋𝙧𝙤𝙘𝙚𝙨𝙨 𝙊𝙥𝙩𝙞𝙢𝙞𝙯𝙖𝙩𝙞𝙤𝙣 Apply industrial engineering methods like value-stream mapping and PMTS to reduce waste and energy use. Key Metrics: Decreased carbon footprint, material waste reduction, and cost savings from energy-efficient practices. 𝙎𝙚𝙖𝙢𝙡𝙚𝙨𝙨 𝙉𝙚𝙬 𝙋𝙧𝙤𝙙𝙪𝙘𝙩 𝙄𝙣𝙩𝙧𝙤𝙙𝙪𝙘𝙩𝙞𝙤𝙣 (𝙉𝙋𝙄) Use PMTS and discrete event simulations to plan and validate new product workflows, minimizing disruptions and ensuring efficient line balancing. Key Metrics: Faster time-to-market, improved pre-launch efficiency, and fewer launch delays. 𝙊𝙥𝙩𝙞𝙢𝙞𝙯𝙞𝙣𝙜 𝙎𝙪𝙥𝙥𝙡𝙮 𝘾𝙝𝙖𝙞𝙣 𝙖𝙣𝙙 𝙇𝙤𝙜𝙞𝙨𝙩𝙞𝙘𝙨 Apply Kanban, JIT, and simulation-driven logistics planning to streamline material flow and inventory management. PMTS ensures operator tasks are aligned with logistics processes. Key Metrics: Higher on-time delivery rates, reduced inventory holding costs, and streamlined in-plant logistics.

  • View profile for Umair Ahmad

    Senior Data & Technology Leader | Omni-Retail Commerce Architect | Digital Transformation & Growth Strategist | Leading High-Performance Teams, Driving Impact

    12,557 followers

    → 𝐓𝐡𝐞 𝐮𝐧𝐜𝐨𝐦𝐟𝐨𝐫𝐭𝐚𝐛𝐥𝐞 𝐭𝐫𝐮𝐭𝐡. In 2026, writing code is no longer enough. The engineers who stand out are not just shipping features. They are building systems. They are solving real problems. They are thinking beyond syntax. 𝐈𝐟 𝐲𝐨𝐮 𝐰𝐚𝐧𝐭 𝐭𝐨 𝐛𝐞𝐜𝐨𝐦𝐞 𝐚 𝐭𝐨𝐩 𝐭𝐢𝐞𝐫 𝐬𝐨𝐟𝐭𝐰𝐚𝐫𝐞 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫, 𝐭𝐡𝐢𝐬 𝐢𝐬 𝐭𝐡𝐞 𝐫𝐨𝐚𝐝𝐦𝐚𝐩 𝐭𝐡𝐚𝐭 𝐦𝐚𝐭𝐭𝐞𝐫𝐬. → 𝐌𝐚𝐬𝐭𝐞𝐫 𝐂𝐨𝐫𝐞 𝐂𝐒 𝐅𝐮𝐧𝐝𝐚𝐦𝐞𝐧𝐭𝐚𝐥𝐬 • Build a strong base in data structures, algorithms, operating systems, networking, and databases. • These concepts help you understand how software really works under the hood. → 𝐁𝐞𝐜𝐨𝐦𝐞 𝐀𝐈 𝐀𝐮𝐠𝐦𝐞𝐧𝐭𝐞𝐝 • Learn how to use AI tools like GitHub Copilot with intent, not dependency. • Understand prompt engineering, RAG basics, and how AI can accelerate real engineering work. → 𝐋𝐞𝐚𝐫𝐧 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐞𝐬𝐢𝐠𝐧 • Study scalability, caching, queues, sharding, CAP theorem, and event driven systems. • Great engineers think about how systems behave at scale, not just how code runs locally. → 𝐁𝐮𝐢𝐥𝐝 𝐑𝐞𝐚𝐥 𝐖𝐨𝐫𝐥𝐝 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬 • Go beyond tutorials and create projects that solve practical problems. • One solid real world project teaches more than ten unfinished experiments. → 𝐆𝐨 𝐃𝐞𝐞𝐩 𝐢𝐧 𝐎𝐧𝐞 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 • Choose one backend stack like Java, Python, Go, or Node and understand it deeply. • Depth creates confidence, clarity, and long term technical strength. → 𝐖𝐫𝐢𝐭𝐞 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧 𝐆𝐫𝐚𝐝𝐞 𝐂𝐨𝐝𝐞 • Focus on clean architecture, SOLID principles, testing, logging, security, and performance. • Good code is not just functional. It is maintainable, reliable, and scalable. → 𝐌𝐚𝐬𝐭𝐞𝐫 𝐂𝐥𝐨𝐮𝐝 𝐚𝐧𝐝 𝐃𝐞𝐯𝐎𝐩𝐬 • Learn Docker, Kubernetes basics, CI CD, monitoring, and cloud deployment on AWS or Google Cloud. • Modern software engineering includes delivery, observability, and operations. → 𝐃𝐞𝐯𝐞𝐥𝐨𝐩 𝐋𝐞𝐚𝐝𝐞𝐫𝐬𝐡𝐢𝐩 𝐚𝐧𝐝 𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧 • Write case studies, explain trade offs, and communicate technical ideas clearly. • The ability to influence and collaborate is what separates strong engineers from future leaders. The biggest shift is this. Top engineers do not just learn tools. They build judgment. Follow Umair Ahmad for more insights

  • View profile for Govind Tiwari, PhD, CQP FCQI

    I Lead Quality for Billion-Dollar Energy Projects - and Mentor the People Who Want to Get There | Speaker | Author| 22 Years in Oil & Energy Industry | Transformational Career Coaching → Quality Leader

    123,940 followers

    10 Key Techniques for Ensuring Quality Excellence 🎯 Quality isn’t just a goal; it’s a process driven by proven tools and methodologies. Here are 10 essential techniques, what they are, and how to use them effectively: ❶PDCA Cycle (Plan-Do-Check-Act) A continuous improvement framework that promotes systematic problem-solving and iterative learning. • Plan: Identify an area for improvement, • Do: Implement the plan on a small scale. • Check: Measure results and analyze data • Act: If successful, implement changes on a larger scale; ❷FMEA (Failure Mode and Effects Analysis) A proactive tool to identify and address potential failures in processes, products, or designs. • Identify potential failure modes. • Assess the severity, occurrence, and detection of each failure. • Calculate the Risk Priority Number (RPN) and prioritize actions ❸Root Cause Analysis (RCA) A structured approach to identify the underlying causes of problems. • Define the problem clearly. • Use tools like the 5 Whys or Fishbone Diagram to trace the root cause. • Implement corrective actions to ❹Statistical Process Control (SPC) A data-driven method to monitor and control process variations using control charts. • Collect data • Plot data on control charts • Investigate and address out-of-control points ❺5S (Sort, Set in Order, Shine, Standardize, Sustain) A workplace organization method that improves efficiency & hse • Sort: Remove unnecessary items. • Set in Order: Arrange items for easy access. • Shine: Clean and inspect regularly. • Standardize: Develop procedures • Sustain: Train teams and ensure ongoing adherence. ❻Benchmarking A process of comparing your performance or processes with industry leaders. • Identify key performance indicators (KPIs). • Research best practices • Adapt and implement practices to improve your processes. ❼Six Sigma (DMAIC) A methodology focused on reducing defects & variability. • Clearly define the problem and goals. • Collect data • Identify rca of defects. • Implement solutions to address rca. • Establish controls ❽Pareto Analysis A decision-making tool based on the 80/20 rule • Collect and categorize data . • Create a Pareto chart to visualize the frequency of issues. • Focus efforts on addressing the top contributors. ❾ISO Standards Compliance Adhering to international standards like ISO 9001 to ensure effective quality management systems. • Understand the standard’s requirements. • Conduct gap analyses to identify areas for improvement. • Develop and implement policies, processes, and audits to achieve compliance. ❿Kaizen A philosophy of ongoing improvement involving small, incremental changes • Involve all employees • Encourage brainstorming • Implement small changes • Foster a quality culture ========= 🔔 Consider following me at Govind Tiwari,PhD #QualityManagement #Kaizen #ContinuousImprovement #TQM #SixSigma #ISOStandards #Leadership #iso9001 #quality

  • View profile for Shalini Goyal

    Executive Director, AI & Engineering @ JPMorgan | Amazon Alum | Author · Speaker · Professor | Helping Engineers Break into AI & High-Impact Careers

    128,244 followers

    The Ultimate System Design Reference: Everything in one place for you. System design is vast. From scalability techniques to caching strategies, from security measures to monitoring tools, there’s so much to keep track of. That’s why having a single reference sheet helps you quickly connect the dots and build reliable, scalable systems. Here’s a guide that puts everything you need into one place: principles, techniques, databases, APIs, caching, fault tolerance, and even the tools you’ll use in real projects. Whether you’re preparing for interviews or designing real-world systems, this is your quick go-to. 👇 Here’s what it covers: 🔹 Definition – Architecture planning, identifying components, meeting non-functional goals 🔹 Key Principles – Scalability, reliability, availability, performance, resilience 🔹 Scalability Techniques – Vertical & horizontal scaling, sharding, replication, load partitioning 🔹 Load Balancing – Round robin, consistent hashing, weighted & global balancing 🔹 Databases – SQL, NoSQL, graph DBs, time-series DBs, NewSQL 🔹 Rate Limiting – Fixed window, sliding window, token bucket, leaky bucket 🔹 Caching Strategies – Cache aside, write-through, write-back, CDN caching 🔹 API & Communication – REST, SOAP, GraphQL, gRPC, message brokers 🔹 Fault Tolerance – Replication, backup & restore, failover, chaos engineering 🔹 Security Measures – Authentication, authorization, encryption, auditing, DDoS protection 🔹 Monitoring & Logging – Metrics, tracing, alerting, observability, anomaly detection 🔹 Tools & Technologies – Swagger, OpenAPI, Prometheus, Datadog, Kubernetes, Terraform, Kafka 💡 Bookmark this as your system design cheat sheet, a quick way to review everything that matters when building or scaling modern systems.

  • View profile for Simran Anand

    Sr. Software Engineer AI/ML @ Hewlett Packard Enterprise | ex-Bosch Global | GenAI & Data Science Expert | Educator | 38K+ LinkedIn | Public Speaker | Machine Learning Engineer | 10K+ Trained | YouTuber | Open to Collabs

    38,776 followers

    Machine Learning Engineering is about making models that survive real-world messiness, at scale.⚡️ Most ML models don’t fail because the model is bad. They fail because: • The data wasn’t prepared well • The validation setup was weak • Overfitting wasn’t controlled • Inference was too slow to deploy • Guessed hyperparameters instead of tuning them Performance isn’t just accuracy. Performance = Accuracy + Generalization + Speed + Deployability. Here’s what actually boosts real-world ML performance: 1. Clean and Balanced Data > Bigger Models Feature engineering, normalization, handling class imbalance (SMOTE / class weights). Better data beats fancy model architectures. 2. Use Cross-Validation Not just one train-test split. Stratified k-fold ensures the model performs well across different data slices. 3. Regularization that makes sense L1 (Lasso) pushes some weights to zero → useful for feature selection. L2 (Ridge) shrinks weights smoothly → reduces dominance of unimportant features. ElasticNet blends both for correlated features. 4. Dropout and Early Stopping Dropout avoids co-dependency between neurons. Early stopping prevents over-training once validation loss plateaus. 5. Hyperparameter Tuning Strategy Start broad, then refine. Random Search → Bayesian Optimization → fine adjustments. Don’t tune on training accuracy. Tune on validation performance. 6. Faster Training Techniques Mixed precision (FP16), gradient accumulation, caching / prefetching dataloaders, distributed training when scale demands. 7. Faster Inference Techniques Pruning, distillation, ONNX or TensorRT graph optimization, quantization to INT8/FP16, KV caching for transformer-based models. When you optimize the process, the model improves automatically. The best ML engineers don’t just build models. They engineer performance. For in-depth guidance related to AI and ML, book a mentorship call via the link in my bio. ✨️ I provide personalized training, mentorship and strategy calls for AI and ML. Also offer tips for mastering core concepts, hands-on projects and interviews. If you found this useful, follow Simran Anand for more practical ML and GenAI insights you can apply in real projects.♥️ #AIML #MachineLearning #DataScience #Engineering #Training LinkedIn LinkedIn Learning

  • View profile for Petchiappan R

    Senior Mechanical Design Engineer | Creo Automation, Reverse Engineering, NPD, HVAC & AHU Design, GD&T, Casting, Welding, Sheet Metal, PLM (Windchill) & Change Management

    1,207 followers

    🔵 MECHANICAL DESIGN & R&D ENGINEERS — BUILD YOUR CORE SKILLS FIRST! 🛠️ Don’t just learn tools—understand how products come to life. If you're aiming for a career in mechanical design or research & development, here’s your roadmap to mastering the essentials: --- 🖥️ 1. CAD & Modeling Tools - Start with 2D drafting in AutoCAD - Move to 3D modeling in SolidWorks, CATIA, Creo, or Fusion 360 - Learn assembly modeling, surface modeling, and sheet metal design 📐 2. GD&T & Engineering Drawings - Understand Geometric Dimensioning & Tolerancing (GD&T) - Learn to read and create technical drawings - Practice BOM creation and revision control 🧪 3. Product Design & Development - Study material selection based on strength, cost, and manufacturability - Learn design for manufacturing (DFM) and design for assembly (DFA) - Explore product lifecycle management (PLM) tools 🌬️ 4. Simulation & Analysis - Get basics of Finite Element Analysis (FEA) using ANSYS or SolidWorks Simulation - Learn Computational Fluid Dynamics (CFD) for flow and thermal analysis - Understand stress, strain, fatigue, and thermal behavior 🔍 5. R&D Mindset & Innovation - Practice problem-solving and reverse engineering - Stay updated with patents, new materials, and emerging tech - Learn basic prototyping and testing methods --- 🧠 Bonus: Soft Skills for Design Engineers - Attention to detail: Precision matters - Creative thinking: Innovation starts with ideas - Documentation: Keep your work traceable and clear - Collaboration: Work with cross-functional teams --- 💡 Design isn’t just drawing—it’s engineering with purpose. 🔗 Save this. Share it. Build your design career with clarity. #MechanicalEngineering #DesignEngineering #EngineeringCareers #CADDesign #SolidWorks #CATIA #Creo #AutoCAD #ProductDevelopment #FEA #CFD #EngineeringStudents #RDEngineer #EngineeringSkills #PLM #GDandT #ManufacturingDesign #EngineeringInnovation #LinkedInLearning #PetchiappanR

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