{"id":3646662,"url":"https://alion.io/job/bridge-next-senior-fullstack-software-engineer-go-react","title":"Senior Fullstack Software Engineer (Go / React)","company":{"id":2442558,"name":"Bridge Next","domain":"bridgenext.com","url":"https://alion.io/company/bridgenext","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Argentina"],"countries":["AR"],"hiring_countries":["AR"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AWS","optional":false},{"name":"C#","optional":false},{"name":"Go","optional":false},{"name":"GraphQL","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Agile","optional":true},{"name":"Amazon EC2","optional":true},{"name":"Amazon ECS","optional":true},{"name":"CI/CD","optional":true},{"name":"CloudFormation","optional":true},{"name":"IAM","optional":true},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-11-02T23:03:54Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-04T08:32:57Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Company Overview\nAt Bridgenext, we engineer Growth Operating Systems. Most enterprises have spent millions on their revenue stack and still aren't seeing the growth they expected.They have tools that function, but no system that wins. We help growth-hungry companies close that gap by turning fragmented platforms, siloed teams, and disconnected data into one integrated Growth OS. More than a technology company or marketing agency, we're a global digital consultancy with experts in engineering, data, AI, creative and more.\nOur teams are made up of experts who believe in engineering impact, starting with putting people at the center of everything we do. Every team member directly shapes our work, culture, and values. Nothing matters more to us than a kind, respectful, fulfilling environment that supports everyone. Our flexible, inclusive culture gives you the autonomy, resources, and opportunities to thrive.\nPosition Description\nWe are looking for a Senior Full Stack Engineer to build a next-generation servicing tool and platform. The primary goal is migrating functionality out of a legacy Java and C#/.NET ecosystem into a modern REST and GraphQL architecture. The role is backend-heavy, with Go as the core language, plus React on the frontend and GraphQL integration. Experience with Java and with reading legacy code to extract business logic is highly valued. The position requires 8+ years of software engineering experience, microservices, AWS, automated testing, and the ability to work independently\nOwn complex full-stack initiatives while mentoring engineers and helping shape technical direction. Senior Engineers are expected to engineer solutions, challenge assumptions, and drive technical excellence.\nThe project involves building a next-generation servicing tool and platform. A primary objective of this team is migrating existing functionality out of a legacy application ecosystem into a modern REST and GraphQL architecture.\nResponsibilities include but are not limited to:\nDesign and implement scalable backend and frontend solutions.\nParticipate in architectural design and technical decision-making.\nDevelop APIs and complex integrations.\nOwn production quality, monitoring, and operational improvements.\nCollaborate effectively across globally distributed teams.\nWorkplace: This is remote role, open to candidates based in Argentina only.\nTech Stack:\nGo: Core language for modern API services and microservices\nReact: Front-end user interface development\nREST APIs & GraphQL: Integration with GraphQL API layers\nAWS (EC2, ECS, CloudFormation, IAM, monitoring)\nCI/CD, automated testing and Agile delivery\nLegacy C#/.NET applications undergoing modernization\nHTML, CSS and JavaScript for UI customization\nRelational databases\nMicroservices architecture\nMust Have Skills:\n8+ years experience in software engineering which includes:Strong at Go\nJava engineering experience is highly valuable\nExperience working with Microservices architecture\nAWS and infrastructure experience\nGraphQL: Integration with GraphQL API layers\nREST APIs: Full-stack integration connecting front-end tools with backend REST endpoints\nRelational Databases\nAutomated testing\n\nPreferred Skills:\nC# / .NET: Ability to read, navigate, and analyze legacy C# application code for migration purposes\nJava: Experience reviewing legacy Java backend systems to extract business logic during migration\nData Integration: Experience working with REST-based data streams and integrations\nExperience working with globally distributed engineering organizations\nExperience supporting large-scale production systems\nProfessional Skills:\nExcellent English written and verbal communication skills\nAbility to work independently\nExcellent collaboration skills\nStrong analytical and problem-solving skills\nHigh standards of professionalism, consistently producing high quality results\nSelf-sufficient, independent requiring very little supervision or intervention\nPassion for learning new technologies and staying current with industry trends \nBridgenext is an Equal Opportunity Employer","description_format":"text","description_chars":4075,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":true}]},"benefits":[],"hiring_locations":[{"name":"Argentina","iso":"AR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","IT Consulting & Digital Transformation","Digital Goods","Data Engineering & Migration 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