{"id":1247166,"url":"https://alion.io/job/katalystdm-software-developer-full-stack","title":"Software Developer, Full Stack","company":{"id":3192331,"name":"Katalyst Data Management","domain":"katalystdm.com","url":"https://alion.io/company/katalystdm","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Rio de Janeiro, Brazil"],"countries":["BR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Docker","optional":false},{"name":"PostgreSQL","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"C#","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-05-19T13:59:00Z","employer_posted_date":"2026-05-19","last_verified_at":"2026-09-25T18:58:54Z","board_verified":false,"closed_at":null,"days_open":131,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":130},"description":"Join the dynamic and collaborative team at Katalyst Data Management (KDM)! KDM is seeking an Intermediate Software Developer - Full Stack who thrives on solving complex problems and building modern, high-performance web applications. This is an exciting opportunity to work across the full technology stack-leveraging .NET 6+, React, APIs, and SQL-to develop scalable solutions that support the oil and gas industry. Ideal candidates are comfortable working with minimal supervision, collaborating closely with cross-functional teams, and translating business and technical requirements into clean, maintainable code that delivers real impact for our customers.\nLocated in Barra da Tijuca, Brazil\n Monday through Friday, 8:00 a.m. to 5:00 p.m., (occasional extended hours to support deployments or maintain service continuity)\nFull-Time position\nThe Company\nKatalyst Data Management (KDM) is the global leader in hosted subsurface data management solutions for the oil and gas industry. From data capture and verification, to data storage and organisation, to marketing data online, our specialised data services cater to large multinational corporations, national governments and small independents. KDM’s web-based iGlass services and their related controls, including system redundancy, are key differentiators in providing and maintaining high availability, 24/7 access for customers. Innovation and commitment has enabled KDM to provide excellence in both technologies and service qualities.\nKey Responsibilities and Accountabilities\nThis role is ideal for a full-stack developer who wants to build modern, high-impact web applications that power the oil and gas industry. The Intermediate Software Developer - Full Stack will work alongside talented, cross-functional teams to create scalable, high-quality solutions across both frontend and backend technologies. Success in this role means delivering fast, reliable, and maintainable applications while turning business and technical requirements into well-crafted software that truly makes a difference.\nKey Responsibilities: \nDevelop, enhance, and maintain web applications using .NET 6+ and React.\nDesign, build, and maintain APIs and backend services.\nDevelop user-friendly frontend interfaces that support business needs.\nWork with ORM tools and SQL databases (Postgres) to support application functionality.\nWork with custom domain data types, including geospatial, seismic, and well data.\nCollaborate with team members to define requirements and deliver new features.\nProduce clean, maintainable code in alignment with established best practices.\nParticipate in code reviews and support continuous improvement efforts.\nTroubleshoot and debug issues across frontend and backend components..\nKnowledge & Skills Required: \nStrong experience with .NET (6+), React, Docker, and SQL databases\nSolid understanding of software engineering principles (SOLID, Clean Code)\nAbility to work across frontend and backend technologies\nIntermediate English (ability to communicate in meetings).\nRequired Education and Experience:\nBachelor’s degree in computer science, engineering, or related field.\n2+ years of experience in web development.\nExperience building and maintaining web applications using modern frameworks.\nSupervisory Responsibilities:\nThis position has no supervisory responsibilities.\nPosition Type and Expected Hours of Work:\nThis is a full-time position. As a full-time position, the eligible to participate in benefits coverage offered to Katalyst employees based on geographical location.\nMonday through Friday, 8:00 a.m. to 5:00 p.m., with occasional extended hours to support deployments or maintain service continuity.\nHybrid work model - three remote days and two on-site days per week.\nTravel:\nThis position does not require travel. All work will be conducted in-office or virtually. If participation in an offsite meeting or company event is ever requested, Katalyst will cover or reimburse all related expenses in accordance with company policies and local regulations.","description_format":"text","description_chars":4044,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Intermediate (B1)","optional":false}]},"benefits":["Hybrid work"],"hiring_locations":[{"name":"Brazil","iso":"BR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-09-25T17:57:34Z"}],"liveness":{"score":7,"band":"cold","label":"Long shot","p_open":1,"p_active":0.261,"p_room":0.28,"age_days":130,"expected_fill_days":22,"reasons":["conf:34","velocity","win:tail","crowd:junior"],"computed_at":"2026-09-27T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/katalystdm-software-developer-full-stack","json_url":"https://alion.io/job/katalystdm-software-developer-full-stack.json","meta":{"generated_at":"2026-09-28T03:28:02Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4095,"day_limit":5000,"remaining_today":905,"minute_limit":60,"resets_at":"2026-09-29T00:00:00Z"}}}