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Toss

447 jobs

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447 jobs Posted Sort

IT Planning Manager

합류하게 될 팀에 대해 알려드려요 토스증권 IT GRC팀의 IT Planning Manager(IT장애 관리)는 토스증권의 IT GRC(Governance, Risk Management, Compliance)팀은 IT 조직이 지켜야할 기준을 수립하고, 내부의 리스크를 식별하여 개선을 만들어가는 팀이예요. IT GRC의 IT 품질 및 장애관리자는 IT 기술뿐만 아니라 증권 업무에 대한…

Systems Engineer

Systems Engineer on Toss Securities' System Engineering team in Seoul, designing, building, and running the infrastructure behind its services — on-prem Linux, SAN/storage, backup, GPU clusters, plus AWS public cloud. Day to day: capacity planning, troubleshooting, and automating operations with Shell, Python, or Go and AI tools.

AI Bash GPU Infrastructure as Code Linux +1 skills

Technical Program Manager (AI)

Technical Program Manager on Toss Securities' ML Platform Team: translates AI regulation (AI Basic Act, innovative financial services) into actionable AI governance standards, bridges the product and platform organizations, and manages AI/ML projects end to end, including allocation of shared GPU and on-prem/cloud AI infrastructure.

AI GPU Machine Learning

Customer Protection Manager (사전협의)

합류하게 될 팀에 대해 알려드려요 토스증권의 Customer Protection Manager (소비자보호매니저) 는 Customer Protection Team (소비자보호팀)에 속해 있어요. 토스증권의 소비자보호팀은 소비자를 보호하기 위한 다양한 활동을 통하여 토스증권의 혁신적인 상품과 서비스가 금융소비자보호법령 하에서 만들어지고 판매될 수 있게 하는 팀이에요. 소비자보호팀은 제품의…

ML Engineer (Catalog)

ML Engineer on Toss's Commerce AI Team designs models and data structures powering the Toss Shopping catalog — product classification, brand/attribute extraction, and matching of identical products — plus the large-scale training, batch, and online inference pipelines behind them, using PyTorch, SQL/Spark, and classic ML libraries.

AI Machine Learning PyTorch scikit-learn Spark +1 skills

Platform Engineer [전문연구요원]

On-site Platform Engineer position at Toss in Seoul, South Korea, designated for 전문연구요원 (Korean alternative military service as technical research personnel). The posting provides no further details about responsibilities or tech stack.

Data Analyst (7년 이상)

Senior (7+ yrs) Data Analyst at Toss Bank in Seoul, working as an IC who leads product and user analytics — defining real business problems, running causal inference and A/B tests, and designing company-wide metric systems and analysis standards. Main tools are SQL (Impala), Python/R, and Tableau, using AI/LLM to automate repetitive work.

AI Jupyter LLM Python SQL

Network Engineer

Network Engineer at Toss Securities in Seoul who designs, operates, and optimizes all of the company's network systems — including office networks and multi-datacenter networks for high-traffic financial services — while driving automation and monitoring. Core tech: BGP/OSPF, L4/L7 load balancers, packet analysis, SNMP/Syslog monitoring, and network automation.

AI API BGP EVPN Network Security +5 skills

IT Planning Manager

토스인슈어런스를 소개해 드려요 토스인슈어런스는 '대한민국의 모든 사람이 각자의 리스크를 정확히 인식하고 이에 필요한 최소한의 위험보장이 되어 있는 세상을 만든다.'라는 비전을 가지고 보험 업계의 혁신을 주도하고 있어요. 토스인슈어런스의 구성원은 토스커뮤니티가 가진 자율과 책임 문화를 바탕으로 모두가 맡은 바에 최종 의사결정을 하는 구조로 일하고 있어요. 누구나 주도적으로…

Marketing Manager

합류하게 될 팀에 대해 알려드려요 토스인슈어런스 Platform Tribe의 Connect Silo에 소속돼요. Platform Tribe는 보험 고객과 설계사 사이의 정보 비대칭을 제품으로 해소하고, 설계사와 고객 모두에게 더 나은 경험을 만드는 것을 목표로 해요. Connect Silo는 잠재 고객이 토스인슈어런스를 처음 인지하는 순간부터 상담을 신청하고 실제 가입까지 이어지는 전…

ML Engineer (Ads Bidding & Pacing)

Machine learning engineer role at Toss in Seoul, focused on building ML models for the company's advertising platform — specifically ad bidding and budget pacing. The posting itself provides no further detail on responsibilities, tech stack, or qualifications.

ML Engineer (Ads Ranking)

Toss is hiring an ML Engineer in Seoul (on-site) to work on ads ranking — building and improving the machine learning models that decide which ads users see across Toss's fintech platform. The posting provides no further requirements or compensation details.

ML Engineer (Ads Retrieval)

Toss is hiring a Machine Learning Engineer in Seoul to work on ads retrieval, building ML systems that surface relevant ads for the platform. The posting provides no additional detail on the stack, responsibilities, or qualifications.

Systems Engineer

System Engineer on Toss Insurance's Security & IT Infra Team in Seoul, building and supporting infrastructure for insurance-agent systems: servers, Linux OS, SAN, storage, backup, and IDC operations, plus incident response and monitoring, with a planned AWS migration. Core stack is Linux, scripting, and AWS.

AWS Bash Linux Perl Python +1 skills

Server Developer (FEP)

합류하게 될 팀에 대해 알려드려요 FEP Team은 고객 채널이 아닌 대외기관과의 인터페이스를 개발하고 운영해요. 한국거래소, 한국예탁결제원, 금융결제원, 금융투자협회, 은행연합회 등의 다양한 유관기관이 존재하고, 해당 기관과 네트워크 프로그래밍을 통해 통신을 하고, 주문/체결/이체/입출고 등 다양한 업무를 처리하기 위한 대외접속 플랫폼을 개발하고 운영해요. 토스증권의 Server…

Bash Docker Git Java Kafka +9 skills

AI Solution Engineer

AI Solution Engineer at Toss focusing on automating phone-based business processes (inbound/outbound) using AI. The role involves backend development, data integration, and stabilizing AI components like LLMs, ASR, and TTS within real-world operational environments to drive business impact.

AI gRPC LLM WebRTC Websockets

Forward Deployed Engineer

First Forward Deployed Engineer on Toss's AIOC team, which uses AI to automate phone-based work (inbound support and outbound sales calls). Day to day you design, build, and stabilize backend and data integrations so AI can use a client organization's knowledge systems and work policies in production, covering LLM/RAG, ASR/TTS, agentic workflows, and real-time call-time integrations.

Agentic AI AI gRPC LLM WebRTC +1 skills

토스페이먼츠 Sales Development Specialist 1차 대규모채용 (~10/31)

# 합류하게 될 팀에 대해 알려 드려요 - 토스페이먼츠의 Sales Hero(가맹점 영업)은 Business Division 조직에 속해 있어요. - Business Division은 토스페이먼츠의 제품과 서비스가 필요한 가맹점을 발굴하고, 실제 세일즈 활동을 통해 전사 매출 증대에 기여하는 조직이에요. # 합류하면 함께 할 업무예요 - 토스페이먼츠 서비스의 고객(가맹점) 수를 빠르게…

Treasury Manager

합류하게 될 팀에 대해 알려드려요 Treasury Manager는 토스 Finance Division 내 Treasury Team에 속해 있어요. Treasury Team은 토스 전체의 Cashflow를 관리하며, 이에 따른 최적의 자금조달과 자금운용을 시행해요. 계열사와 신규투자에 대한 자금 관리도 함께 지원하고 있어요. Finance Division내 다른 재무부서들 포함 사내 여러…

DataOps Manager

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