{"id":2193426,"url":"https://alion.io/job/coc-coc-software-engineer-intern-search","title":"Software Engineer Intern, Search","company":{"id":1865143,"name":"Cốc Cốc","domain":"coccoc.com","url":"https://alion.io/company/coccoc-com","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"intern","employment_type":"internship","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hanoi, Vietnam"],"countries":["VN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Java","optional":false},{"name":"Linux","optional":false},{"name":"Machine Learning","optional":true}],"status":"live","first_seen_at":"2026-10-08T14:48:30Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-09T22:17:34Z","board_verified":false,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"We are looking for talented intern to join our Search Engineering team at Cốc Cốc.\nCốc Cốc Search is integrated into the Cốc Cốc Browser, optimizing search results for Vietnamese users and helping them find accurate information quickly. As the volume of online data continues to grow exponentially, building a high-quality search engine becomes increasingly challenging and impactful.\nAs a Search Engineering Intern, you will work on core components of the search engine such as crawler, indexer, ranking, and query processing systems, contributing to products that serve millions of users and billions of search requests.\n JOB DESCRIPTION\nSupport building, testing, and improving components of the search engine (crawler, indexer, searcher)\nWork with large-scale data systems to collect, process, and analyze web data\nAssist in developing and optimizing search algorithms and ranking logic\nParticipate in improving query understanding and search relevance for Vietnamese users\nWrite clean, efficient, and maintainable code (primarily in C++/Java)\nPerform unit testing, debugging, and performance optimization\nCollaborate with Product, Data, and Infrastructure teams to deliver new search features\nContribute to technical discussions, internal sharing, and learning activities\nJOB REQUIREMENTS\n4th-year student or Fresh Graduate in Computer Science, IT, or related fields\nAvailable for a minimum 3-month internship (full-time preferred)\nStrong passion for backend systems, search technologies, or large-scale data processing\nGood foundation in data structures and algorithms\nBasic knowledge of C++, Java\nFamiliarity with Linux environment is a plus\nInterest in search systems, information retrieval, or machine learning is a big advantage\nGood problem-solving, analytical, and debugging skills\nAbility to read and write technical documents in English\nStrong attention to detail and willingness to learn\nGood communication skills and teamwork mindset\nHIRING PROCESS\nPhone Screening > Onsite Test > Technical Interview > Offering.\nWHY YOU'LL LOVE WORKING FOR CỐC CỐC\nFew countries have local challengers in the search and browser space. Vietnam is one of those countries thanks to Cốc Cốc. There are a lot of challenges in competing against dominant global players, but also lots of rewards when we succeed.\nProfessional growth:\nWhat we are doing is difficult. This is why there are a lot of opportunities for you to learn and grow with support from a mix of the learning & development programs.\nYou will work alongside talented team members who have a unique skill set and expertise in this market.\nCoc Coc is a Vietnamese company but you will be working in an international environment with team members/partners/customers who are local and international.\nCompensation and benefits:\nParking fee\nMonthly allowances: 8,000,000 VND\nWorking environment:\nA culture of flexibility and responsibility, no dress code and annual Work From Home policy\nExciting internal events to help you understand the whole business and make you part of the Cốc Cốc family.\nModern and cozy kitchens with plenty of snacks and coffee/tea bars every day, to make sure energy level is high when you need it.\nThere are many interesting hobby clubs to share your non-professional passions like English Club, Yoga, Football and many other clubs are forming ...","description_format":"text","description_chars":3329,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Search Engines","Consumer & Utility Software"],"lifecycle":[{"event":"open","at":"2026-10-09T18:42:22Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":1,"expected_fill_days":22,"reasons":["conf:7","win:early","comp:junior"],"computed_at":"2026-10-10T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/coc-coc-software-engineer-intern-search","json_url":"https://alion.io/job/coc-coc-software-engineer-intern-search.json","meta":{"generated_at":"2026-10-12T01:55:34Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":46,"day_limit":5000,"remaining_today":4954,"minute_limit":60,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1865143},"rest":"https://alion.io/mcp/rest/get_company?id=1865143"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcoc-coc-software-engineer-intern-search"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fcoc-coc-software-engineer-intern-search"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fcoc-coc-software-engineer-intern-search"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/coc-coc-software-engineer-intern-search\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcoc-coc-software-engineer-intern-search"}]}