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janlemann9

Jan L

@janlemann9

PCB Design and Schematic Expert, IoT and Circuit Solutions

Germany
German, Spanish, French, English
About me
Hi, I'm Jan Lemann, are you struggling with unreliable PCB layouts or circuit failures? I design high performance PCBs, schematics, and IoT circuit boards that work flawlessly from prototype to production. With deep expertise in Altium Designer, KiCad, Eagle, and multi layer PCB design, I deliver EMI compliant, cost optimized layouts for embedded systems, IoT devices, and power electronics. Get Gerber files, BOM optimization, DFM ready designs, and 3D enclosures all with fast turnaround, clear communication, and revisions until you're 100% satisfied.... Read more

Skills

j
janlemann9
Jan L
Offline • 
Average response time: 1 hour

See my services

Printed Circuit Boards (PCB)
I will do expert pcb design, schematic circuit design, pcb layouts, 3d pcb in kicad
From$20 / projectMore details
Printed Circuit Boards (PCB)
I will design iot pcb, esp32, wifi, stm32, schematic pcb design and multi layer layout
From$25 / projectMore details

Work experience

CircuitDesk

IoT Hardware Consultant

CircuitDesk • Freelance

Jul 2023 - Aug 2025 • 2 yrs 1 mo

Designed and delivered 150+ production ready PCB layouts for clients across IoT, automotive, medical, and consumer electronics sectors. Specialized in multi layer PCB design (up to 12 layers), high speed signal integrity, and EMI/EMC compliance. Key Achievements: Reduced client BOM costs by 20-35% through strategic component sourcing and design optimization Delivered 98% first-pass success rate on PCB prototypes saving clients thousands in revision cycles Designed IoT sensor nodes with 2-year+ battery life using ultra low power circuit techniques Created custom schematic libraries and design rule sets for Altium Designer, KiCad, and Eagle Collaborated with contract manufacturers (PCBA) in Germany and Asia for DFM/DFA optimization