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Merged
JayTeeBat merged 3 commits into from
Jul 19, 2026
Merged

Update resume summary #13

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8e91c6a
Update resume summary
JayTeeBat Jul 19, 2026
46740f2
Polish resume content and skills
JayTeeBat Jul 19, 2026
49f18bb
tightening last roles content
JayTeeBat Jul 19, 2026
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79 changes: 37 additions & 42 deletions resume.json
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,9 @@
"$schema": "https://raw.githubusercontent.com/jsonresume/resume-schema/v1.0.0/schema.json",
"basics": {
"name": "Jacques Thomazo",
"label": "Battery Systems Technical Lead · Backend & Data Platform Developer · 15+ years from cell chemistry to fleet data",
"label": "Battery Systems & Data Platform Technical Lead",
"email": "jacques.thomazo@gmail.com",
"summary": "Battery systems engineer turned platform builder: 15 years across cell selection, pack design & validation, system sizing & modelling, now building the telemetry and diagnostics platform that turns fleet data into battery engineering decisions.",
"summary": "15+ years of experience from cell chemistry to connected-fleet diagnostics. I design and build the telemetry, diagnostic and engineering-data systems that turn vehicle data into battery decisions.",
"location": {
"postalCode": "86000",
"city": "Poitiers",
Expand All @@ -16,62 +16,57 @@
"network": "LinkedIn",
"username": "jacques-thomazo-battery",
"url": "https://www.linkedin.com/in/jacques-thomazo-battery/"
},
{
"network": "GitHub",
"username": "JayTeeBat",
"url": "https://github.com/JayTeeBat"
}
]
},
"skills": [
{
"name": "Battery Systems sizing",
"name": "Battery system design",
"keywords": [
"Requirements analysis",
"Duty-cycle interpretation",
"Requirements & duty-cycle analysis",
"System sizing",
"Ragone analysis",
"Cell selection",
"Series/Parallel topology definition",
"Matlab/Simulink/Python"
"Series/parallel architecture"
]
},
{
"name": "Battery Systems modelling",
"name": "Battery modelling & analytics",
"keywords": [
"SOH estimation & prediction",
"Energy management strategies",
"Power/Energy performance simulation",
"Matlab/Simulink/Simscape/Python"
"Power/energy simulation",
"MATLAB/Simulink/Simscape",
"Python"
]
},
{
"name": "Backend & data platform",
"keywords": ["Python", "FastAPI", "Pydantic", "REST & WebSocket APIs", "OpenAPI", "MongoDB", "Docker", "Linux"]
},
{
"name": "Software architecture, quality & delivery",
"keywords": ["Multi-repo component boundaries", "Versioning & schema evolution", "Dependency locking & packaging", "ruff", "ty", "pytest", "pre-commit", "CI/CD gates"]
},
{
"name": "Vehicle diagnostics & IoT",
"keywords": ["CAN", "ISO-TP", "UDS", "OBD2", "J1939", "DID/DTC", "Gateway configuration", "Telemetry pipelines"]
"keywords": ["CAN", "ISO-TP", "UDS", "OBD-II", "J1939", "DID/DTC", "Gateway configuration", "Telemetry pipelines"]
},
{
"name": "AI-assisted engineering",
"keywords": ["Agentic CLI workflows (Claude Code & ChatGPT Codex)", "Subagent orchestration", "Spec-driven prompting", "AGENTS.md rule systems", "AI code review & CI gating"]
"name": "Backend platforms & software delivery",
"keywords": ["Python", "FastAPI", "Pydantic/OpenAPI", "REST/WebSocket APIs", "MongoDB", "Docker/Linux", "Versioned schemas", "Testing & CI/CD"]
}
],
"work": [
{
"name": "Forsee Power",
"position": "Senior Battery Data Scientist",
"location": "Poitiers, France",
"location": "Chasseneuil-du-Poitou, Nouvelle-Aquitaine, France",
"startDate": "2024-05",
"summary": "Build an IoT telemetry service and data platform end-to-end.",
"highlights": [
"Implement a remote diagnostic reporting service for telemetry-equipped vehicles, cutting report generation from 2 days & €1,000 down to 200 seconds & €0.50.",
"Build the IoT backend services in Python and FastAPI — REST and WebSocket APIs, Pydantic models published as OpenAPI, MongoDB persistence, and retry and failure handling for external API requests.",
"Lead a cross-functional team of 5 managers, with 19 department ambassadors to implement a 100+ strong company-wide resources SharePoint service.",
"Specify diagnostic strategy over CAN (UDS, J1939, OBD2, DID/DTC) and configure gateways across a fleet of 100 vehicles (8 customers, 7 products, 2 generations).",
"Define the architecture and technical stack of the IoT toolchain platform: component boundaries across a multi-repo toolchain, with versioning and schema evolution rules that keep services compatible as the data model changes.",
"Set the team's CI enforced software quality bar: ruff formatting and static analysis, ty type checking, pytest, pre-commit.",
"Run an AI agent-based development workflow (CLI agents/subagents) behind the CI quality gates above — the leverage that lets me deliver the full platform as its main developer, in a team of two."
"Automate remote diagnostic reporting for telemetry-equipped vehicles, cutting per-report turnaround from 1 day to 200 seconds and cost from €1,000 to €0.50.",
"Build the IoT backend in Python and FastAPI: REST and WebSocket APIs, Pydantic/OpenAPI models, MongoDB persistence, and resilient external API integrations.",
"Define CAN diagnostic strategy (UDS, J1939, OBD-II, DID/DTC) and configure gateways for 100 vehicles across 8 customers, 7 products and 2 generations.",
"Architect and deliver a versioned, multi-repository IoT platform as the primary developer in a two-person team, using CI-gated AI workflows to preserve service compatibility and software quality.",
"Lead a cross-functional team of 5 managers and 19 departmental ambassadors to implement a company-wide SharePoint service containing 100+ resources."
],
"x-highlights": {
"SharePoint": ["full", "lead"]
Expand All @@ -85,9 +80,9 @@
"endDate": "2024-05",
"highlights": [
"Reworked SOH estimation and prediction algorithms for the embedded application, bringing accuracy to ±3%.",
"Built a hybrid Fuel-Cell Battery System model to explore optimised Energy Management Strategies (Matlab/Simulink/Simscape, Git).",
"Led development of the Next Generation high cell integration density Battery Platform (Cell-to-pack mass ratio >80%).",
"Delivered in-house manufactured prototype packs (5 units, 17kWh/800V/LTO) for a key railway project."
"Built a hybrid fuel-cell battery system model to explore optimised energy management strategies (MATLAB/Simulink/Simscape, Git).",
"Led development of a next-generation, high-cell-integration-density battery platform (cell-to-pack mass ratio >80%).",
"Delivered five in-house manufactured prototype packs (17 kWh, 800 V, LTO) for a key railway project."
]
},
{
Expand All @@ -96,9 +91,9 @@
"location": "Woking, United Kingdom",
"startDate": "2019-08",
"endDate": "2020-08",
"summary": "Technical lead on a top tier, high performance racing EV battery concept.",
"summary": "Technical lead on a top-tier, high-performance racing EV battery concept.",
"highlights": [
"Simulated and optimised battery system sizing against tender requirements — 43kWh/600kW/284kg/220L/800V.",
"Simulated and optimised battery system sizing against tender requirements — 43 kWh, 600 kW, 284 kg, 220 L, 800 V.",
"Defined, tracked and analysed results of a cell performance test plan."
]
},
Expand All @@ -118,7 +113,7 @@
"location": "London, United Kingdom",
"startDate": "2018-01",
"endDate": "2018-08",
"summary": "Owned the development lifecycle for HV & LV batteries, PCBs and electrical systems: requirements, concepts, design reviews, testing and validation. Modular 2kWh/400V architecture.",
"summary": "Owned the development lifecycle for HV & LV batteries, PCBs and electrical systems: requirements, concepts, design reviews, testing and validation. Modular 2 kWh, 400 V architecture.",
"highlights": [
]
},
Expand All @@ -128,7 +123,7 @@
"location": "Greenford, Greater London, United Kingdom",
"startDate": "2017-07",
"endDate": "2017-12",
"summary": "Implemented a long-term (6 months) cell-level test bench (0-5V & 25A/channel × 16 channels) for performance and durability testing, from specifications through to continuous data monitoring pipelines.",
"summary": "Implemented a long-term (6 months) cell-level test bench (0–5 V and 25 A/channel × 16 channels) for performance and durability testing, from specifications through to continuous data monitoring pipelines.",
"highlights": [
]
},
Expand All @@ -138,7 +133,7 @@
"location": "Greenford, Greater London, United Kingdom",
"startDate": "2015-07",
"endDate": "2017-06",
"summary": "Multidisciplinary battery engineer, tackling from HV components sizing (600V architecture) and selection to small batch battery production (4 × 15kWh battery systems) through 3D prototyping (10-batch PDU enclosure parts, PETG) and Cooling System simulation (dual 15kWh pack system, immersion cooling).",
"summary": "Multidisciplinary battery engineer working across HV component sizing and selection (600 V architecture), small-batch production (4 × 15 kWh battery systems), 3D prototyping (10-part batch of PETG PDU enclosures) and cooling-system simulation (dual 15 kWh pack system, immersion cooling).",
"highlights": [
]
},
Expand All @@ -148,7 +143,7 @@
"location": "Guyancourt, France",
"startDate": "2011-04",
"endDate": "2015-06",
"summary": "Built, led and owned battery safety validation (mechanical, thermal, electrical) for hybrid and electric vehicles battery systems, from 48 to 400V — Projects: Twizy, Fluence, Kangoo, Zoe Gen 1 & 2, 48V LTO mild-hybrid battery.",
"summary": "Built, led and owned battery safety validation (mechanical, thermal, electrical) for hybrid and electric vehicle battery systems, from 48 to 400 V — projects: Twizy, Fluence, Kangoo, ZOE Gen 1 & 2, 48 V LTO mild-hybrid battery.",
"highlights": [
]
},
Expand All @@ -158,10 +153,10 @@
"location": "Chatou, France",
"startDate": "2010-03",
"endDate": "2010-08",
"summary": "Synthesis and characterisation of the zinc-oxide front layer of CIGS thin-film photovoltaic cells.",
"summary": "Synthesis and characterisation of the zinc oxide front layer of CIGS thin-film photovoltaic cells.",
"highlights": [
"Electrochemical synthesis in aqueous solution.",
"Characterisation of the resulting layers (Hall effect, electrochemical impedance, four-point resistivity, Schottky-diode impedance).",
"Characterisation of the resulting layers (Hall effect, electrochemical impedance, four-point resistivity, Schottky diode impedance).",
"Characterisation of the completed cells."
],
"x-tags": ["full"]
Expand Down Expand Up @@ -211,8 +206,8 @@
"education": [
{
"institution": "École Nationale Supérieure de Chimie de Paris (Chimie ParisTech)",
"area": "Renewable Energies, Chemistry, Electrochemistry, Physical Chemistry, Semiconductors",
"studyType": "Master of Science",
"area": "Renewable Energy, Chemistry, Electrochemistry, Physical Chemistry and Semiconductors",
"studyType": "French Engineering Diploma (Diplôme d’Ingénieur)",
"startDate": "2007",
"endDate": "2010"
},
Expand Down
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