Full Stack Engineer at 3Degrees automating Receipts Management process and migrating legacy data to ION’s Carbon Zero platform. Collaborating with global teams to build internal data management solutions.
Responsibilities
Lead the migration of core trading functions from a legacy application to ION’s Carbon Zero platform, focusing on automating receipt processing across approximately 40 global registries.
Build and maintain the Callisto UI using React and TypeScript, and implement robust back-end business logic and APIs in C#/.NET Core or Python.
Develop and support integrations with external EAC (Environmental Attribute Certificates) tracking systems via APIs or AI-enabled RPA solutions.
Actively use AI-assisted coding tools (e.g., Cursor, Claude Code, GitHub Copilot) to accelerate development and uphold high code quality.
Collaborate with US-based technical leads and business stakeholders to map integration touchpoints across Salesforce, NetSuite, and our operational databases.
Requirements
8+ years of experience in C#/.NET/Python development and React/TypeScript frontend engineering.
Advanced database skills (Azure SQL, Managed Instances) with the ability to analyze and optimize complex schemas.
Professional-level English proficiency (C1+) with the ability to communicate complex technical decisions to US-based stakeholders.
A product mindset with proven ability to move from prototype to production within 6–8 week cycles.
Availability to maintain significant overlap (at least 6 hours) with US Pacific Time (PT) working hours.
Demonstrated experience using AI tools (LLMs, agentic frameworks) to accelerate your personal development workflow.
Benefits
Health and dental insurance
Meal and grocery/food allowances
Childcare assistance
Extended parental leave
Partnerships with gyms and health & wellness professionals via Wellhub (Gympass/TotalPass)
Profit Sharing (PLR)
Life insurance
Continuous learning platform (CI&T University)
Employee discount club
Free online platform for physical and mental health and well-being
Mid - level Backend Developer (Java) contributing to integrations in a B2B iGaming solutions company. Collaborating with teams to design and maintain high - quality backend applications.
Software Engineer involved in developing microservices and web applications for NetApp. Collaborating on innovative technology solutions in a cloud - led environment.
Design and develop microservice - oriented industrial software for smart factories as a Senior Backend Engineer at Cybus. Collaborating in an agile team focused on IIoT advancements.
Technical Architect role at ParentPay Group focusing on software development in educational technology. Leading teams in cloud - based solutions for schools in over 49 countries.
Senior Backend Developer at Clipwire Games responsible for backend systems and infrastructure. Collaborating with teams to architect scalable and reliable solutions for mobile gaming.
Senior Developer with full - stack experience and PHP expertise in the educational fundraising sector. Leading web application development and cross - functional collaboration for platform modernization.
Senior Backend Engineer at NordStellar developing cybersecurity tools for businesses to prevent cyberattacks. Collaborating on threat intel solutions to safeguard data and maintain system performance.