{"id":2267864,"url":"https://alion.io/job/cross-source-backend-developer-in-cloud-and-virtualization","title":"Backend developer in cloud and virtualization","company":{"id":4402845,"name":"Cross Source","domain":"crosssource.eu","url":"https://alion.io/company/cross-source","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":30000,"max_usd":76000,"period":"year","method":"role_country_seniority_unknown","sample_n":15},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Docker","optional":false},{"name":"ElasticSearch","optional":false},{"name":"FastAPI","optional":false},{"name":"Kubernetes","optional":false},{"name":"MySQL","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"QEMU","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"SQLAlchemy","optional":false},{"name":"C#","optional":true}],"status":"live","first_seen_at":"2026-09-28T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-09-28T00:00:00Z","board_verified":false,"closed_at":null,"days_open":14,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":14},"description":"Backend Developer in Cloud and Virtualization – обява в Rabota.bg от Cross Source |\n Investor|\n Dnes|\n Bulgaria On Air|\n Gol|\n Tialoto|\n Az-jenata|\n Puls|\n Teenproblem|\n Automedia|\n Imoti.net|\n Rabota|\n Az-deteto|\n Blog|\n Start|\n Chernomore\n\n DnesInvestorGolAutomediaTialotoAz-jenataAz-detetoTeenproblemPulsImoti.netRabotaStartBlogAhaSnimka Публикуване на обява \n Цени и услуги\n За нас\n Вход | Регистрация \n\n Начало\nОбяви за работа\n Стажове\n Работодатели \n Кандидати\n Обучениe\n\n Новини\nСъбитие\n Бежански\nстатут\n Работодатели ЧЕЗ България ЕАДА1 България ЕАДАйкарт АДЛуфтханза Техник СофияGi GroupCONCENTRIX SERVICES BULGARIA ЕООDГфК България ЕООД \n\n Агенции Менпауър България ООДЕйч Ар Ес Рикрутмънт Сървисиз ООДHorizons BulgariaAdecco Bulgaria Ltd \n\n Обява обратно към списъка \n Backend Developer in Cloud and Virtualization Описание We are looking to recruit a Backend Developer in Cloud and Virtualization.\n\n Job description:\n\n - Design, develop and maintain REST API interfaces in Python on top of Kubernetes service provisioning infrastructure.\n - Define and update SQL and NoSQL database structures including monitoring real-time data.\n\n Requirements:\n\n - University degree\n - Passionate about new technologies\n - At least 1 year of experience as a developer\n - Solid programming and problem-solving skills\n - Experience in one or more of:\n - Python3, FastAPI, SQLAlchemy\n - PostgreSQL, MySQL, Elasticsearch\n - Kubernetes, Docker, Qemu\n - Self-motivated and able to learn independently\n\n Benefits:\n\n - A challenging and dynamic area of work involving competition against the world's leaders in networking;\n - Professional environment, working in a team of qualified engineers;\n - Competitive remuneration package. Изисквания към кандидата Образование: , Профил: \nЕзикови познания: \n Трудов опит: \n Ние предлагаме \n Категория: ИТ и Компютърни специалисти Държава: България Дата: 28.Септември.2026 Организация: Cross Source Организация: Фирма/Организация Директно търсеща служители Детайли за организацията: Повече информация за Cross Source може да получите ТУК Внимание: Некоректни потребители публикуват обяви на импулсни телефони започващи с 0481, 0871, 0881, 0890, 0891, 0900. \n\n Кандидатствай Оферти от категорията Специалист съпътстващи операци Помощник готвач във ведомстве Microsoft dynamics 365 crm sof Оператор на лазерна машина Senior mechanical design engin \n\n Оферти от работодателя Специалист съпътстващи операци Организатор, обработка на прои Инженер производство и изпитва Инженер анализ на отказите и а Специалист трз и административ \n На работа с Сайтът предлага лесен и бърз достъп до близо 291 887 автобиографии и 45 643 работодатели. Чрез по-добрите менюта за работа, както и с повечето функции, които предлага, Rabota.bg доближава Работодатели и Кандидати като улеснява връзката между тях. \n\n Условия за ползване Цени и Услуги Помощна\nинформация Обяви за работа по RSS \n Начало\n Обяви за работа\n Кандидати\n Работодатели\n Обучение\n Помощна информация\n Имената на бизнеса\n Цени и услуги\n Условия за ползване\n Лични данни\n Контакти\n Реклама\n Портфолио\n Кариери\n Към мобилната версия\n Обяви за работа по RSS Инвестор.БГ АД © 2001-2015 Rabota.bg Всички права запазени.\n Investor.BG AD © 2001-2015 Rabota.bg All rights reserved.","description_format":"text","description_chars":3248,"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":[],"lifecycle":[{"event":"open","at":"2026-10-11T06:55:15Z"}],"visa":[],"liveness":{"score":48,"band":"ok","label":"Likely open","p_open":0.85,"p_active":0.757,"p_room":0.75,"age_days":14,"expected_fill_days":20,"reasons":["seen:14","win:late"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/cross-source-backend-developer-in-cloud-and-virtualization","json_url":"https://alion.io/job/cross-source-backend-developer-in-cloud-and-virtualization.json","meta":{"generated_at":"2026-10-12T13:18:50Z","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_verified","counted_by":"address","units_charged":1,"used_today":20734,"day_limit":null,"remaining_today":null,"minute_limit":300,"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":4402845},"rest":"https://alion.io/mcp/rest/get_company?id=4402845"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcross-source-backend-developer-in-cloud-and-virtualization"},{"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%2Fcross-source-backend-developer-in-cloud-and-virtualization"},{"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%2Fcross-source-backend-developer-in-cloud-and-virtualization"},{"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/cross-source-backend-developer-in-cloud-and-virtualization\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcross-source-backend-developer-in-cloud-and-virtualization"}]}