{"id":15642,"date":"2025-11-11T09:35:10","date_gmt":"2025-11-11T02:35:10","guid":{"rendered":"https:\/\/www.cipher.co.th\/?post_type=career&#038;p=15642"},"modified":"2025-11-11T09:36:18","modified_gmt":"2025-11-11T02:36:18","slug":"senior-backend-developer-python","status":"publish","type":"career","link":"https:\/\/www.cipher.co.th\/en\/career\/senior-backend-developer-python\/","title":{"rendered":"Senior Backend Developer (Python)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"15642\" class=\"elementor elementor-15642\" data-elementor-post-type=\"career\">\n\t\t\t\t<div class=\"elementor-element elementor-element-417669c e-flex e-con-boxed e-con e-parent\" data-id=\"417669c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1cc0e49 e-con-full e-flex e-con e-child\" data-id=\"1cc0e49\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6990496 e-con-full e-flex e-con e-child\" data-id=\"6990496\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4edff0 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"f4edff0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Job Title : <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e19627 elementor-widget elementor-widget-heading\" data-id=\"5e19627\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Senior Backend Developer (Python, Telecom)<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f057f9e e-con-full e-flex e-con e-child\" data-id=\"f057f9e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-115ac90 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"115ac90\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Location : <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65e5e70 elementor-widget elementor-widget-heading\" data-id=\"65e5e70\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Bangkok, Thailand<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e60c89a e-con-full e-flex e-con e-child\" data-id=\"e60c89a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ca9bf2 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"1ca9bf2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Contract Type : <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c7ff52 elementor-widget elementor-widget-heading\" data-id=\"6c7ff52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Full-Time (contract 1 year)<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7aea81b e-con-full e-flex e-con e-child\" data-id=\"7aea81b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b33d100 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"b33d100\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Salary :<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61bb275 elementor-widget elementor-widget-heading\" data-id=\"61bb275\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">90,000 - 140,000 THB\/month<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7f4f28c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"7f4f28c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d4a4b90 e-con-full e-flex e-con e-child\" data-id=\"d4a4b90\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5e7a23c elementor-widget elementor-widget-heading\" data-id=\"5e7a23c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Role<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-35a5b57 elementor-widget elementor-widget-text-editor\" data-id=\"35a5b57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>You will be responsible for building the core backend systems that power our MVNO. This includes our real-time policy and charging engine (PCEF), our subscriber provisioning system, and the backend for our billing and customer management platforms.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-670fcdd e-con-full e-flex e-con e-child\" data-id=\"670fcdd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7382255 elementor-widget elementor-widget-heading\" data-id=\"7382255\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key Responsibilities<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-414baaa elementor-widget elementor-widget-text-editor\" data-id=\"414baaa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Design, develop, and maintain the core backend services in Python.<\/li><li>Build the PCEF, integrating with SigScale OCS via REST API and controlling the network firewall (<u>nftables<\/u>).<\/li><li>Develop the provisioning system to automate subscriber activation and management.<\/li><li>Build the backend for the BSS, including the billing engine and payment gateway integrations.<\/li><li>Design and manage the database schema (PostgreSQL).<\/li><li>Write clean, high-quality, and well-tested code.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-45b80ef e-con-full e-flex e-con e-child\" data-id=\"45b80ef\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c2d924 elementor-widget elementor-widget-heading\" data-id=\"1c2d924\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Required Qualifications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec68256 elementor-widget elementor-widget-text-editor\" data-id=\"ec68256\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>5+ years of professional backend development experience with Python.<\/li><li>Strong understanding of system design, data structures, and algorithms.<\/li><li>Experience with relational databases (PostgreSQL preferred).<\/li><li>Experience building and consuming REST APIs.<\/li><li>Comfortable working in a Linux environment.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-30c3de7 e-con-full e-flex e-con e-child\" data-id=\"30c3de7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eaf9e47 elementor-widget elementor-widget-heading\" data-id=\"eaf9e47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Preferred Qualifications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e57fce7 elementor-widget elementor-widget-text-editor\" data-id=\"e57fce7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Experience with networking libraries and protocols.<\/li><li>Experience with telecom systems or high-throughput, low-latency applications.<\/li><li>Experience with asynchronous programming in Python (<u>asyncio<\/u>).<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"_angie_page":false,"content-type":"","site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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