{"id":3565757,"url":"https://alion.io/job/mercari-senior-software-engineer-backend-technologies","title":"Senior Software Engineer - Backend Technologies","company":{"id":914,"name":"Mercari","domain":"mercari.com","url":"https://alion.io/company/mercari","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":87,"open_postings":120,"ghost_share":0.142,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":92,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":17500,"max_usd":41000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":168},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"GCP","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Linux","optional":false},{"name":"MySQL","optional":false},{"name":"PHP","optional":false},{"name":"SLI/SLO/SLA","optional":false}],"status":"live","first_seen_at":"2026-10-31T08:52:57Z","employer_posted_date":null,"last_verified_at":"2026-10-31T08:52:57Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"About Us :\n\nMercari is Japan's biggest C2C marketplace founded in 2013 with the mission to \"create value in a global marketplace where anyone can buy & sell\".\n\nFrom being the first tech unicorn from Japan before its IPO in 2018 we have come a long way towards becoming a global player and continuously and diligently work towards our transformation journey with a strong focus on our mission.\n\nSince its inception, Mercari Group has worked to grow its services, investing in both our people and technology.\n\nOver time Mercari has expanded from being the top player in the C2C marketplace in Japan to new geographies like the U.S.\n\nWe have also successfully launched new businesses such as Merpay, which is a mobile payment service platform with a vision to create a society where anyone can realize their dreams through a new ecosystem centered not only on payment service but also on credit.\n\nToday, Mercari Group is made up of multiple subsidiary businesses including logistics, B2C platform, blockchain, and sports team management.\n\nFor our services to be utilized by people worldwide; however, there is still a mountain of work ahead of us.\n\nThis endeavor naturally requires the capability of the best talent and minds, and that is exactly the reason for us to launch the India Center of Excellence.\n\nWith your help, we will continue to take on the world stage and strive to grow into a successful global tech company.\n\nOur Culture :\n\nTo achieve our mission at Mercari, our organization and each of our employees share the same values and perspectives.\n\nOur individual guidelines for action are defined by our four values :\n\n- Go Bold.\n\n- All for One.\n\n- Be a Pro.\n\n- Move Fast.\n\nOur organization is also shaped by our four foundations:\n\n- Sustainability.\n\n- Diversity & Inclusion.\n\n- Trust & Openness.\n\n- Well-being for Performance.\n\nRegardless of how big Mercari gets, the culture will remain essential to achieving our mission and something we want to preserve throughout our organization.\n\nWe invite you to read the \"Mercari Culture Doc,\" which summarizes the behaviors and mindset shared by Mercari and its employees.\n\nWe continue to build an environment where all of our members of diverse backgrounds are accepted and recognized, and where they can thrive while holding dear to Mercari's culture.\n\nWork Responsibilities :\n\n- Design, development, and operation of APIs using Go, Java or PHP.\n\n- Improving services and measuring effectiveness using quantitative and qualitative analysis on user behavior logs, etc.\n\n- Design architecture and select middleware based on application requirements.\n\n- Microservice performance tuning, monitoring, and alert handling.\n\n- Working with PMs on a series of development tasks (plan, design, implementation, QA, release, etc.).\n\n- Investigating inquiries from customer support or other development teams.\n\n- Conducting system operation tasks, including responding to alerts while on call.\n\nBold Challenges :\n\nWe are looking for people that are interested in our services, mission, and values, and want to work where engineers can go bold, use the latest technology, make autonomous decisions, and take on challenges at a rapid pace.\n\nMinimum Requirements : \n\n- 9+ years of experience in backend design, development, and operation of APIs using Go, PHP, or Java.\n\n- Experience developing and operating systems for large-scale products, selecting technologies, and improving their codebase.\n\n- Experience in designing and developing databases (MySQL or similar RDBMS).\n\n- Ability to design and develop products while considering performance and scalability.\n\n- Experience selecting middleware and designing software architecture.\n\n- Ability to take ownership and lead the software development process.\n\n- Good communication skills to collaborate with stakeholders and teammates on product development.\n\nPreferred Requirements : \n\n- Project management and/or team leadership.\n\n- Experience developing and operating systems using microservice architecture.\n\n- Cloud development experience (preferably GCP or AWS).\n\n- Knowledge of and experience with databases (RDBMS/NoSQL), networks, Linux, monitoring systems, logging, and SLO/SLA.\n\n- Experience contributing to an open-source project.\n\nBenefits :\n\n- Employment Status: Full-time.\n\n- Office Location: Bengaluru.\n\n- Hybrid Workstyle: 2 days Work From Office.\n\nWe believe in high performance and professionalism.\n\nWe work from office for 2 days/week and work from home 3 days/week.\n\nTo build a strong & highly-engaged organization in India, we highly encourage everyone to work from our Bangalore office, especially during the initial office setup phase.\n\nWe will continue to review and update the policy to address future organizational needs.\n\nMedia :\n\nOwned Media :\n\n- Mercari Engineering Portal.\n\n- Mercan Introduces the people that make Mercari.\n\n- Mercari US Blog.\n\nRelated Articles :\n\n- Development Platforms and Platformers: On Rising to the Global Standard Ken Wakasa, Mercari CTO | mercan.\n\n- \"I'm Not a Talented Engineer\" Insists the Member-Turned-Manager Revamping Our Internal CS Tool | mercan.\n\n- Personalize to globalize: How Mercari is reshaping their app, their company, and the world | mercan.\n\n- The Providers of the Safe and Secure Mercari Experience: The TnS Team, Introduced by Its Members! | mercan.\n\nSkills\nBackend Architecture, Golang, PHP, Java, MySQL, RDBMS, Middleware, NoSQL, Microservices Architecture, API 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