I work as an R&D Engineer in the oil and gas industry, where I design heavy machinery and structural assemblies for inspection and repair. I bring this same industrial rigor to every client project.
Whether you’re building something new or fixing an existing design, I can help with:
• Turning sketches, photos, or rough ideas into clean 3D CAD
• Creating fabrication-ready drawings for laser cutting, bending, and welding
• Fixing messy or unusable CAD files
• Improving designs to reduce cost and simplify manufacturing
• Assembling and validating parts before production
I specialize in:
Steel frames & welded structures (RHS, structural components)
Sheet metal parts & enclosures (folded, cut, production-ready)
Industrial equipment, brackets, mounts & assemblies
I don’t just design—I design with real-world fabrication in mind, including processes like welding, forming, and post-processing.
With experience in both mechanical design and fabrication environments, I understand what works on screen vs what actually works in the workshop.
If you need a design that’s clean, practical, and ready to build—send me a message and let’s discuss your project.
Engineering Design
Engineering & Architecture
CAD
CAD Conversion
Mechanical Engineering
Autodesk Fusion 360
Mechanical Design
3D Modeling
Product Design
2D Drawing
2D Drafting
Machine Design
Technical Illustration
3D Rendering
Civil Engineering
Shuaib B.
Durban, South Africa
$80/hr
5.0
124 jobs
Mechanical Engineer | CFD · FEA · CAD | 2× USPTO Patents | Top Rated Plus
Overview:
Mechanical engineer specialising in CFD, FEA, and thermal systems, with two granted USPTO patents in cooling technology (US 12,452,991 · US 12,453,048). I design and validate heat exchangers, HVAC systems, centrifugal fans, and refrigerant loops in OpenFOAM, ANSYS Fluent, SimScale, and SolidWorks Flow Simulation. Top Rated Plus on Upwork , 85+ contracts, 3,000+ hours, $275K+ earned. Based in Cape Town, South Africa. Former CTO of a product development company.
I don't ship black-box "trust me" reports. Every deliverable carries the mesh, Y+ verification, residual history, and flow-uniformity evidence behind the numbers. Results your team can defend in a design review. And because I've built a Python+OpenFOAM automation pipeline, I run parametric sweeps hand-meshing freelancers can't: on Heat exchanger contracts(2026), a 224,000-point overnight sweep on a centrifugal heat exchanger surfaced a geometry that more than doubled system COP.
Core Services
CFD: heat exchangers, HVAC, centrifugal fans, ducts, refrigerant loops; conjugate heat transfer, natural convection, multiphase flow with species transport, turbulence modelling (k-ω SST, realizable k-ε, LES where warranted).
FEA / Structural: stress, fatigue life, vibration, drop/impact testing, nonlinear and topology optimisation, composites (CalculiX, ANSYS Mechanical).
Acoustic / NVH: noise prediction and NVH analysis.
CAD & Documentation: SOLIDWORKS parametric modelling, assemblies, sheet metal, weldments, surface modelling, photorealistic rendering, and manufacturing-ready technical drawings.
Software: OpenFOAM, ANSYS Fluent, ANSYS Mechanical, SimScale, STAR-CCM+, COMSOL Multiphysics, SolidWorks (CAD + Flow Simulation), CalculiX, Gmsh, AutoCAD, Fusion 360, MATLAB, Python.
Selected Work:
Heat exchanger (2026) — 224k-point automated CFD sweep on a centrifugal heat exchanger; found a geometry that >2× system COP.
Brine–CO₂ corrosion modelling, oil-field pipework (2025–26, active) — multiphase CFD with species transport.
USC approved Valve (2025) — backflow-preventer pressure-loss validation to AWWA C510 across six configurations.
EvansWerks (2023–26) — 32-month principal-engineer engagement for Product development
Patented airless tyre (2026) — coupled FEA + thermal feasibility on an adaptive airless tyre (CalculiX + Gmsh).
toronto university wind tunnel (2025) — contraction-section CFD achieving <1% velocity-profile RMS in the working section.
Credentials: Mechanical Engineering, advanced simulation focus (in progress) · BSc.Eng (Hons) Mechanical Engineering, UKZN · Aerospace Systems Research Group affiliate since 2019 · 2× granted USPTO patents in cooling-system technology.
Industries: Aerospace, Automotive, Energy, Manufacturing, Medical Devices, Consumer Products, HVAC, Electronics Cooling.
Working With Me:
Send a brief or job link → scope, a fixed or hourly quote, and a stated turnaround within one business day.
Every project ships with validated mesh, residual + Y+ + flow-uniformity plots, side-by-side configuration comparison, and a one-page executive summary.
Regular updates throughout, designs optimized for manufacturability. Overlap with US, EU, and APAC business hours.
Finite Element Analysis
CAD
Mechanical Engineering
Product Design
Structural Engineering
Mathematical Modeling
Physics
Hydraulic Engineering
Calculus
Computational Fluid Dynamics
CFD Analysis
OpenFOAM
ANSYS
HVAC System Design
MATLAB
Python
Cary C.
Gqeberha, South Africa
$15/hr
5.0
3 jobs
I help Etsy sellers, Shopify brands, and eCommerce businesses create products that rank higher, attract buyers, and generate sales.
I own and manage two active Etsy shops with more than **490 active listings**, giving me hands-on experience in product research, trend analysis, AI-assisted design, Etsy SEO, listing optimization, mockup creation, and digital product development. I understand what it takes to build products that are not only visually appealing but also commercially successful.
I provide complete product development services—from researching profitable niches to creating original artwork, writing SEO-optimized listings, and producing professional mockups ready for Etsy, Printify, Shopify, and other eCommerce platforms.
**My Services**
• Etsy SEO audits and listing optimization
• eRank keyword research and competitor analysis
• Print-on-Demand product design (Printify, Printful & Shopify)
• AI-generated artwork using Midjourney, ChatGPT, DALL·E, and Canva
• Product mockups and lifestyle imagery
• Etsy titles, descriptions, attributes, and SEO tags
• Digital product creation including planners, journals, workbooks, templates, coloring books, clipart bundles, printable wall art, educational resources, and PNG collections
• Product research and niche validation
• Branding and marketing graphics
Across my Etsy businesses I've created products including:
• Apparel and T-shirt graphics
• Mugs and drinkware
• Tote bags and accessories
• Journals and stationery
• Blankets and home décor
• Wall art and printable décor
• Personalized gifts
• Clipart bundles and commercial PNGs
• Educational resources and coloring books
• Digital downloads and Canva templates
My process starts with research. I analyze Etsy trends, search demand, competitors, and customer intent before developing products that are original, commercially viable, and optimized for search visibility.
Whether you need a complete Etsy listing, AI-generated artwork, high-converting mockups, digital products, or a full SEO strategy for your shop, I can help.
If you're looking for someone who understands Etsy, print-on-demand, AI workflows, and digital product development from concept to launch, I'd love to work with you.
Illustration
AI Image Generator
AI Image Editing
Midjourney AI
Digital Art
T-Shirt Design
Poster Design
Image Editing
Social Media Graphic
Visual Design
Book Cover Design
Children's Book Illustration
Digital Illustration
Art Direction
Creative Direction
Prompt Engineering
Character Design
Concept Artistry
Generative AI
Graphic Design
Yusuf M.
Durban, South Africa
$45/hr
5.0
6 jobs
Mechanical Design | CAD Modeling | Product Development
I help manufacturers, prototyping teams, and engineers turn ideas into production-ready designs. From concept to detailed CAD, I deliver reliable support tailored to real-world manufacturing.
With over 6 years of hands-on experience, I specialize in:
3D CAD modeling using SolidWorks and Autodesk Inventor
Manufacturing-ready 2D drawings (including GD&T, BOMs)
Assembly, enclosure, fixture, and jig design
Design for 3D printing (FDM) and STL cleanup
SolidWorks and Excel tool development for process automation
Design for manufacturing (DFM) and practical problem solving
Clients choose me for clear communication, fast turnaround, and reliable results-without the overhead of hiring full-time.
Certified SolidWorks Professional (CSWP)
Based in South Africa | Serving global clients remotely
Let’s connect to see how I can support your next project, whether it’s a quick prototype or long-term collaboration.
Engineering Design
3D Printing
CAD
SolidWorks
Design for Manufacturing
Mechanical Engineering
Problem Solving
Machinery
Prototyping
Machine Design
Office 365
Product Design
Mechanical Design
Salmon N.
Somerset West, South Africa
$80/hr
5.0
31 jobs
I help ambitious product brands and startups turn physical product ideas into manufacturable, market-ready products.
I’m an industrial designer with 10+ years of experience taking products from concept to production. I've partnered with clients to design best-in-class products that have SOLD MILLIONS OF UNITS and generated over 9 FIGURES IN REVENUE (USD).
I specialize in guiding products through the critical stages of development — concept development, engineering, prototyping, and manufacturing preparation — ensuring ideas become real products that can be successfully produced and launched.
🔶EXPERIENCE
My approach combines industrial design, engineering, and manufacturing knowledge to develop products that are visually compelling, optimized for manufacturing, and commercially viable.
Throughout my career I’ve helped companies move from early concepts and rough prototypes to fully developed, production-ready products.
A core focus of my work is balancing:
• Visual brand alignment
• User experience
• Engineering practicality
• Manufacturability
• Cost-effective production
🔶SERVICES
Core services I offer include the following:
• Product strategy & roadmap planning
• Product development strategy & development guidance
• Concept development & ideation
• Industrial design
• Mechanical design & Engineering
• Functional prototyping
• CAD development (SolidWorks & Fusion360)
• Design for manufacturing (DFM)
• Manufacturing preparation & supplier guidance
🔶WHAT I BRING TO THE TABLE
Collaborative Development
I work closely with founders and product teams to move projects forward efficiently and ensure the final product aligns with the original vision.
End-to-End Product Development
I help guide the product development process from initial concept through engineering, prototyping, and manufacturing preparation.
Manufacturing-Focused Design
Products are developed with production in mind from the beginning, reducing risk when transitioning from prototype to manufacturing.
Real Product Launch Experience
Products I’ve helped develop have sold millions of units globally, generating over 8 figures in revenue (USD).
🔶LET'S BUILD SOMETHING GREAT
If you're developing a new physical product and need help turning an idea into a manufacturable, market-ready product, feel free to reach out.
Sketching
3D Rendering
Adobe Illustrator
3D Printing
SolidWorks
Industrial Design
Adobe Photoshop
3D Modeling
KeyShot
Rapid Prototyping
Dinika N.
Port Elizabeth, South Africa
$25/hr
5.0
98 jobs
𝐏𝐫𝐞𝐦𝐢𝐮𝐦 𝐓𝐫𝐚𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐨𝐫 𝐃𝐢𝐠𝐢𝐭𝐚𝐥 𝐃𝐞𝐬𝐢𝐠𝐧 & 𝐇𝐚𝐧𝐝-𝐈𝐥𝐥𝐮𝐬𝐭𝐫𝐚𝐭𝐞𝐝 𝐀𝐬𝐬𝐞𝐭𝐬 | 𝐄𝐱𝐩𝐞𝐫𝐭 𝐌𝐮𝐥𝐭𝐢𝐦𝐨𝐝𝐚𝐥 𝐋𝐋𝐌 𝐃𝐚𝐭𝐚 𝐀𝐧𝐧𝐨𝐭𝐚𝐭𝐨𝐫
───────────────────────────────── ⋆⋅ ❤︎ ⋅⋆ ─────────────────────────────────
If you need an elite, highly adaptive designer to craft premium brand identities and hand-drawn patterns, or an analytical specialist for high-stakes AI training data, I bring meticulous execution to every project. From designing the official exterior livery for a national air carrier to engineering complex training datasets for advanced language models, I turn challenging requirements into pixel-perfect reality, always on time and entirely aligned with your goals.
𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞
─────── ⋆⋅ ❤︎ ⋅⋆ ───────
• Exceptional Creative Versatility: Expert across diverse mediums, creating everything from custom-crafted apparel graphics and repeat fabric patterns to commercial packaging.
• Premium Brand Integrity: Trusted to maintain absolute visual consistency for high-profile clients featured on CNN and Good Morning America.
• Multi-Domain AI Expertise: 2+ years of experience analyzing, evaluating, and labeling complex data structures across text, code, and multimodal/image models.
• Optional Workflows: My artwork is grounded in traditional design principles, but I hold a certification in generative AI and have experience with tools like Adobe Firefly, LeonardoAi to optimize assets solely when requested.
𝐂𝐨𝐫𝐞 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 & 𝐒𝐤𝐢𝐥𝐥𝐬𝐞𝐭
─────── ⋆⋅ ❤︎ ⋅⋆ ───────
• Graphic Design & Brand Identity: Corporate brand kits, commercial package design, marketing collateral, pitch decks, and custom garment/apparel graphics.
• Educational Materials & Publishing: Custom workbooks, educational manuals, training materials, and interactive student worksheets.
• Custom & Product Illustration: Hand-drawn repeat clothing patterns, children's coloring pages, scrapbooking stamps/stencils, and festival posters.
• LLM Data Annotation & Evaluation: High-accuracy prompt engineering, response alignment, safety testing, and multi-format data labeling across text, code, and vision models.
𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞 & 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐏𝐫𝐨𝐟𝐢𝐜𝐢𝐞𝐧𝐜𝐲
────────── ⋆⋅ ❤︎ ⋅⋆ ──────────
• Design & Layout: Adobe Creative Cloud (Illustrator, InDesign, Photoshop).
• Vector Execution: Canva Pro expert—highly skilled at importing fully editable, custom vector assets built in Illustrator into collaborative client setups.
• AI Evaluation: Advanced LLM evaluation environments and prompt alignment interfaces.
𝐍𝐨𝐭𝐚𝐛𝐥𝐞 𝐂𝐚𝐫𝐞𝐞𝐫 𝐇𝐢𝐠𝐡𝐥𝐢𝐠𝐡𝐭𝐬
─────── ⋆⋅ ❤︎ ⋅⋆ ───────
• National Impact: Design selected for the official domestic aircraft livery for FlySafair, a South African national airline carrier.
• Global Market Reach: Developed hand-illustrated children's apparel patterns and commercial compliance packaging currently active on the market.
• Brand Design Training: Conducted full-day, deep-dive brand alignment course to maintain corporate media standards.
𝐖𝐡𝐚𝐭 𝐌𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐒𝐚𝐲
•───────•°•𖥸•°•───────•
❝𝘿𝙞𝙣𝙞𝙠𝙖 𝙞𝙨 𝙖𝙣 𝙖𝙗𝙨𝙤𝙡𝙪𝙩𝙚 𝙜𝙤𝙙-𝙨𝙚𝙣𝙙. 𝙏𝙝𝙤𝙧𝙤𝙪𝙜𝙝𝙡𝙮 𝙩𝙚𝙧𝙧𝙞𝙛𝙞𝙘 𝙩𝙤 𝙬𝙤𝙧𝙠 𝙬𝙞𝙩𝙝—𝙨𝙝𝙚 𝙬𝙞𝙡𝙡 𝙖𝙙𝙙 𝙩𝙝𝙖𝙩 𝙚𝙭𝙩𝙧𝙖 𝙨𝙥𝙖𝙧𝙠𝙡𝙚 𝙖𝙣𝙙 𝙘𝙤𝙣𝙛𝙞𝙙𝙚𝙣𝙘𝙚 𝙩𝙝𝙖𝙩 𝙚𝙫𝙚𝙧𝙮 𝙘𝙡𝙞𝙚𝙣𝙩 𝙬𝙖𝙣𝙩𝙨 𝙖𝙣𝙙 𝙣𝙚𝙚𝙙𝙨... 𝙬𝙝𝙚𝙩𝙝𝙚𝙧 𝙞𝙩𝙨 𝙜𝙧𝙖𝙥𝙝𝙞𝙘𝙨 𝙛𝙤𝙧 𝙜𝙖𝙧𝙢𝙚𝙣𝙩𝙨 𝙤𝙧 𝙤𝙩𝙝𝙚𝙧 - 𝙡𝙤𝙤𝙠 𝙣𝙤 𝙛𝙪𝙧𝙩𝙝𝙚𝙧!! 𝘿𝙞𝙣𝙞𝙠𝙖 𝙞𝙨 𝙮𝙤𝙪𝙧 𝙬𝙤𝙢𝙖𝙣!❞
❝𝘿𝙞𝙣𝙞𝙠𝙖 𝙗𝙧𝙤𝙪𝙜𝙝𝙩 𝙘𝙧𝙚𝙖𝙩𝙞𝙫𝙞𝙩𝙮, 𝙛𝙡𝙚𝙭𝙞𝙗𝙞𝙡𝙞𝙩𝙮, 𝙖𝙣𝙙 𝙖 𝙥𝙤𝙨𝙞𝙩𝙞𝙫𝙚 𝙖𝙩𝙩𝙞𝙩𝙪𝙙𝙚 𝙩𝙤 𝙚𝙫𝙚𝙧𝙮 𝙖𝙨𝙥𝙚𝙘𝙩 𝙤𝙛 𝙩𝙝𝙚 𝙥𝙧𝙤𝙟𝙚𝙘𝙩. 𝙎𝙝𝙚 𝙠𝙚𝙥𝙩 𝙤𝙪𝙧 𝙙𝙚𝙖𝙙𝙡𝙞𝙣𝙚𝙨 𝙞𝙣 𝙢𝙞𝙣𝙙 𝙩𝙝𝙧𝙤𝙪𝙜𝙝𝙤𝙪𝙩 𝙖𝙣𝙙 𝙬𝙖𝙨 𝙚𝙭𝙩𝙧𝙚𝙢𝙚𝙡𝙮 𝙩𝙞𝙢𝙚𝙡𝙮 𝙬𝙞𝙩𝙝 𝙩𝙪𝙧𝙣𝙖𝙧𝙤𝙪𝙣𝙙. 𝙈𝙤𝙨𝙩 𝙞𝙢𝙥𝙤𝙧𝙩𝙖𝙣𝙩𝙡𝙮, 𝙨𝙝𝙚 𝙝𝙖𝙨 𝙚𝙭𝙘𝙚𝙡𝙡𝙚𝙣𝙩 𝙘𝙤𝙢𝙢𝙪𝙣𝙞𝙘𝙖𝙩𝙞𝙤𝙣 𝙨𝙠𝙞𝙡𝙡𝙨...❞
❝𝙄'𝙫𝙚 𝙗𝙚𝙚𝙣 𝙬𝙤𝙧𝙠𝙞𝙣𝙜 𝙬𝙞𝙩𝙝 𝘿𝙞𝙣𝙞𝙠𝙖 𝙤𝙣 𝙖 𝙫𝙚𝙧𝙮 𝙝𝙖𝙧𝙙 𝙖𝙣𝙙 𝙩𝙞𝙢𝙚-𝙗𝙤𝙪𝙣𝙙𝙚𝙙 𝙙𝙚𝙨𝙞𝙜𝙣 𝙩𝙖𝙨𝙠, 𝙖𝙣𝙙 𝙨𝙝𝙚 𝙬𝙖𝙨 𝙖 𝙜𝙧𝙚𝙖𝙩 𝙘𝙤𝙢𝙢𝙪𝙣𝙞𝙘𝙖𝙩𝙤𝙧 𝙖𝙣𝙙 𝙖 𝙨𝙖𝙢𝙥𝙡𝙚 𝙛𝙤𝙧 𝙘𝙤𝙢𝙢𝙞𝙩𝙢𝙚𝙣𝙩 𝙩𝙤 𝙙𝙚𝙡𝙞𝙫𝙚𝙧 𝙖 𝙝𝙞𝙜𝙝 𝙦𝙪𝙖𝙡𝙞𝙩𝙮 𝙨𝙚𝙧𝙫𝙞𝙘𝙚𝙨...❞
•───────•°•𖥸•°•───────•
I am a native English speaker with a 100% Job Success Score, available immediately, and completely open to adjusting to your team's preferred timelines. Let’s connect to discuss how I can bring value to your design or data operations!
Art & Design
Generative AI
Graphic Design
Icon Design
Illustration
Social Media Design
Adobe Creative Cloud
Brand Design
Adobe InDesign
Adobe Illustrator
Social Media Kit
Board Game
Canva
Social Media Graphic
Packaging Design
LLM Prompt Engineering
Template Design
Pattern Illustration
Textile Design
Storybook
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