• We are looking for a smart, enthusiastic backend software engineer with experience in MongoDB and a keen interest in current technology and engineering. • Using your knowledge of Java and MongoDB, and engineering best practices, you will be involved in helping clients to adopt the latest version of MongoDB across a suite of their application. • You will take an active lead in team discussions and code reviews and work collaboratively with your colleagues to identify, prioritise and deliver features which bring value to our clients. • You will also guide less experienced developers.

• Design and implement scalable data architecture on Azure and Databricks based on business and technical requirements. • Develop data integration solutions to ingest data from various structured/unstructured sources into Azure/Databricks, ensuring quality and consistency. • Choose and implement appropriate data storage solutions (ADLS, Synapse, Databricks Delta Lake) optimized for performance and cost. • Implement and optimize data processing pipelines using ADF, Databricks, Synapse, or other Azure-native services. • Plan, execute, and oversee data migration projects, including migrations from on-premises and other cloud environments to Azure. • Establish and enforce data governance and security policies, ensuring compliance with regulatory and industry standards. • Monitor and fine-tune data pipelines for performance, cost optimization, and scalability. • Create data models aligned to client solution requirements. • Prepare detailed architecture documents, solution blueprints, and provide training/knowledge transfer to team members. • Collaborate with cross-functional teams—data engineers, architects, analysts, SMEs—to ensure alignment with business needs. • Manage project scoping, planning, execution, risk tracking, and ensure on-time delivery of data initiatives. • Communicate effectively with non-technical stakeholders, explaining migration strategies, architectural decisions, and business benefits.

• Work at DaCodes! We are a high-impact software and digital transformation firm. • For over 10 years, we have built technology-driven solutions powered by innovation, thanks to our team of nearly 300 talented #DaCoders. • You’ll have the opportunity to accelerate your professional growth, work on diverse projects across multiple industries, and contribute to the design, implementation, and optimization of cloud-based infrastructures. • As a Senior API Engineer (.NET, GraphQL), you will take full ownership of mission-critical APIs, designing, building, and operating high-performance, scalable GraphQL and backend services running in production on Microsoft Azure. • You will be accountable for API performance, reliability, scalability, and long-term maintainability, working closely with product, platform, and DevOps teams to ensure APIs support real business needs at scale.

• Own the architecture and technical vision for Blockstream’s platform and shared services • Design scalable, secure, and fault-tolerant distributed systems supporting Bitcoin, Layer-2, and enterprise products • Define platform standards for APIs, data models, service boundaries, and infrastructure patterns • Partner with engineering teams to guide implementation, review designs, and resolve complex technical challenges • Collaborate with Security and Infrastructure teams to ensure defense-in-depth, key management, and operational resilience • Evaluate and introduce new technologies while balancing innovation with operational maturity • Ensure platform designs support regulatory, enterprise, and institutional requirements without compromising decentralization principles • Document architectural decisions, tradeoffs, and long-term technical roadmaps • Mentor senior engineers and help raise the overall architectural rigor across teams