{"id":2495738,"url":"https://alion.io/job/kast-senior-backend-engineer-go-2","title":"Senior Backend Engineer Go","company":{"id":606,"name":"KAST","domain":"kast.xyz","url":"https://alion.io/company/kast","size_band":"51-200","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":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":["Brazil"],"countries":["BR"],"hiring_countries":["BR"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":51000,"max_usd":113000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":19},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Go","optional":false}],"status":"live","first_seen_at":"2026-09-22T14:35:31Z","employer_posted_date":null,"last_verified_at":"2026-09-22T14:35:31Z","board_verified":false,"closed_at":null,"days_open":25,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":25},"description":"KAST is looking for Senior Backend Engineers to build scalable payment APIs and reliable provider-routing systems.\n\nYou will design and build Go microservices and APIs for domestic payment rails. 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