Seoul (On-site) • Full time


monymony is preparing for an expansion as a global service with higher aspirations. We are in search of valuable teammates to journey even further. If you desire to witness firsthand the value of the services you've crafted in use and wish to grow and advance together, we warmly invite you to apply!

About the Marketing Team:

monymony's marketing team is a wonderful group committed to proposing love as a solution for life. In order to spread the value of love worldwide, marketers must have a broader perspective than anyone else. We proceed with insights that encompass both macro and micro perspectives. Our communication is data-driven. We embark on the fascinating task of quantifying abstract values like love, happiness, and togetherness. We design hypotheses, pose questions to our users, collect feedback via experimental outcomes, and address these by circulating our next strategies. As a result, we affirm the values of love and 'Sumone'.

Experiences you can gain:

  • Persistent endeavors in efficiency optimization through cycles of advertising and optimization.
  • Brainstorming with colleagues from various perspectives about SNS content and campaigns that can create viral loops.
  • Planning and visualizing 'B', correlating qualitative values with quantitative results.
  • Aggressively executing strategies to target personas in every phase of the product lifecycle and across different countries.
  • Continuous career growth through seminars and studies with teammates.


  • Aiming to be a popular marketer rather than a unique one.
  • At least 2 years of marketing experience or possessing equivalent skills.
  • Experience using couple app services including Sumone.
  • Proficiency in GA (Google Analytics) and experienced in validating hypotheses based on clear data definitions.
  • Ability to suggest content that can achieve viral loops and referral effects based on data.

Preferred Skills:

  • Proficiency in English or Japanese.
  • Experience with localization or exploratory experience in the North American or Japanese markets.
  • At least one instance of collaboration with partner companies or SNS account management.
  • Experience in KPI management, comparative performance analysis, report writing, or data visualization.
  • Motivated by growth alongside the team.

Work Environment and Support:

  • Comfortable Work Environment
  • We focus on immersion and productivity during work hours and adhere to quitting times.
  • Unrestricted free time off! (full-day, half-day, even half-half-day:)
  • Unlimited coffee, beer, cereal, and milk. (Very diverse snacks)
  • Lunch subsidies are provided. (Breakfast on Wednesdays:)
  • We value basic principles, trust, and compliance among all team members.
  • We support tea time with the CEO, CTO, and team managers for smooth communication.

Growth and Life Support:

  • The best industry-standard work equipment is provided (e.g., M1 MacBook).
  • Support for seminars, in-house studies, education, and book purchases to enhance capabilities.
  • Lifetime free access to SumOne Gold (premium service) & pebbles as gifts for acquaintances!
  • Every other Friday, which marks the close of our sprint, allows immediate departure after meetings.
  • Work only in the morning on your birthday. (Celebration party is a bonus)
  • Shortened work hours on the eve of holidays & gifts! (Gifts are delivered to your home; no need to carry them)
  • Up to 300% incentive paid upon achieving company-wide goals.
  • 1:1 relationship counseling with the CEO is possible.

Hiring Process:

  1. Document Screening: Submit your resume (portfolio/link) via email.
  2. Assignment: There will be a task to complete before the interview.
  3. Interview: If you pass the task, you will have an interview.
  4. Final Acceptance
  • Depending on the experience, additional processes such as preliminary interviews or secondary tasks may be required.
  • Contract to regular employment (3-month probation period with 100% salary payment).
  • The probationary period applies universally to all new employees for a basic 3 months, operated in detail according to internal company rules or systems (can be extended up to 6 months).

Location of MonyMony: 3rd Floor, 35 World Cup Buk-ro, Mapo-gu, Seoul

We are looking for team members who will grow with monymony!

Did you find this post even slightly intriguing? Don't hesitate to send your freely formatted resume, career description, portfolio (and links like GitHub) to :) Please include [Position Applying For] in the email subject. Inquiries related to recruitment are always welcome.