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57 | 57 |
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58 | 58 | %==================== EXPERIENCE ====================
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59 | 59 | \sectionheader{Professional Experience}
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60 |
| -\ExpHeader{Codeit Inc.}{Software Engineer}{Sep 2023 -- Nov 2024}{Seoul, Hybrid} |
| 60 | +\ExpHeader{\href{https://www.codeit.kr}{Codeit Inc.}}{Software Engineer}{Sep 2023 – Nov 2024}{Seoul, Hybrid} |
61 | 61 | \begin{itemize}
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62 |
| - \item Shipped a full‑stack Sprint bootcamp platform in 4~weeks (NestJS+PostgreSQL); |
63 |
| - \item Rolled out in‑house A/B and feature flags; lesson engagement +15\% (\textit{view$\rightarrow$complete} rate). |
| 62 | + \item \textbf{Built and launched} a full‑stack Sprint bootcamp platform in 4~weeks using NestJS~+~PostgreSQL. |
| 63 | + \item Rolled out in‑house A/B infra (Feature Flags), boosting fianl boot camp conversion rate up to 15\%. |
| 64 | + \item Achieved \#1 ranking in Korea for 2024 Frontend Bootcamp participants/evaluations through various experiments and optimizations. |
64 | 65 | \end{itemize}
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65 | 66 | \vspace{4pt}
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66 | 67 |
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67 |
| -\ExpHeader{Onthelook Inc.}{Senior Software Engineer}{Feb 2023 -- Aug 2023}{Seoul, Hybrid} |
| 68 | +\ExpHeader{\href{https://onthelook.co.kr}{Onthelook Inc.}}{Senior Software Engineer}{Feb 2023 – Aug 2023}{Seoul, Hybrid} |
68 | 69 | \begin{itemize}
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69 | 70 | \item Modernised infra with queue‑based writes and autoscaling; cut AWS cost 32\% (~€50k/yr).
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70 | 71 | \item Implemented forecast‑based scaling that \textbf{eliminated event‑day, server‑caused incidents}; flash‑sale 10$\times$ spikes sustained without checkout disruption.
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71 | 72 | \item Mentored 3 junior engineers; introduced a codereview rubric (complexity limits, perf checks).
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72 | 73 | \end{itemize}
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73 | 74 | \vspace{4pt}
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74 | 75 |
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75 |
| -\ExpHeader{Sleek Corp.}{Software Engineer}{Apr 2022 -- Jan 2023}{Seoul, Hybrid} |
| 76 | +\ExpHeader{\href{https://www.sleek.kr}{Sleek Corp.}}{Software Engineer}{Apr 2022 – Jan 2023}{Seoul, Hybrid} |
76 | 77 | \begin{itemize}
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77 | 78 | \item Built a Redis‑backed booking queue with distributed locks; \textbf{stopped crash loops at peak $\sim$100k users} and eliminated double‑booking.
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78 | 79 | \item Introduced IaC (Terraform + ArgoCD) across 5 microservices; unified deployments and rollback.
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81 | 82 |
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82 | 83 | \noindent\hspace{10pt}\textbf{Earlier Experience (2019--2021)}\\[-7pt]
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83 | 84 | \begin{itemize}[label={}, leftmargin=35pt, itemsep=2pt]
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84 |
| - \item \textbf{Tapjoy} — Improved user‑context service (Rails/Elixir/Go) for 100M+ MAU; shipped GDPR‑compliant data pipeline. |
85 |
| - \item \textbf{Trevari} — Sole backend dev; query latency 60\%↓; SQS‑based scaling for 50k+ book clubs. |
86 |
| - \item \textbf{Miso} (PM/Backend) — A/B tests and search changes lifted conversion 8\%. |
87 |
| - \item \textbf{Riiid} — Optimised Lambda pipelines for 5M+ daily learning events. |
| 85 | + \item \textbf{\href{https://www.tapjoy.com}{Tapjoy}} – Improved user‑context service (Rails/Elixir/Go) for 100M+ MAU; built GDPR‑compliant data pipeline. |
| 86 | + \item \textbf{\href{https://trevari.co.kr}{Trevari}} – Sole backend dev; cut query latency 60\%, implemented SNS/SQS queue‑based scaling for 50k+ book clubs. |
| 87 | + \item \textbf{\href{https://www.miso.kr}{Miso}} (PM/Backend) – Drove A/B tests and search improvements that lifted conversion 8\%. |
| 88 | + \item \textbf{\href{https://riiid.com}{Riiid}} – Optimised Lambda pipelines handling 5M+ daily learning events. |
88 | 89 | \end{itemize}
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89 | 90 | \vspace{-4pt}
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90 | 91 |
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98 | 99 | %==================== COMMUNITY ====================
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99 | 100 | \sectionheader{Leadership \& Community}
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100 | 101 | \begin{itemize}
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101 |
| - \item Founder, monthly developer book club (2019--present): 150+ sessions, curated summaries on \href{https://blog.h4o.kim}{blog.h4o.kim}. |
102 |
| - \item Co‑founded \href{https://midamss.org}{Midamss}, a volunteer tutoring NGO (400 volunteers, 4k students/yr). |
| 102 | + \item Founder, monthly developer book club (2019‑present): 150+ sessions. |
| 103 | + \item Co‑founded \href{https://midamss.org}{Midamss}, Korea's largest volunteer tutoring NGO (400 volunteers, 4k students/yr). |
103 | 104 | \end{itemize}
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104 | 105 |
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105 | 106 | %==================== LANGUAGES ====================
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