job board.
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OpenSource is hiring for a Bitcoin-native Full-Stack Developer
Remote | Full-Time | Bitcoin-Only Platform
We’re partnering with a self-custody-focused Bitcoin company expanding its platform across North America. We're looking for a Full-Stack Developer to join their team and help build secure, scalable tools that empower users to live on Bitcoin—without relying on traditional banks.
This is a high-impact, hands-on role for someone who understands the Bitcoin ecosystem and wants to build real infrastructure that supports financial freedom.
About this role
As a lead on the development team you’ll be responsible for:
Writing and maintaining production-ready code across the stack
Collaborating directly with senior leadership and development team to build net new products and iterate on existing platform features
Enhancing core services such as:
A non-custodial platform that enables users to buy, sell, and use Bitcoin
A high-touch service for large transactions
Backend systems that support a national Bitcoin hardware products
Ensuring code quality, performance, and security across the platform
Participating in architectural discussions, technical planning, and peer code reviews
Tech Stack
Cloud: AWS
Database: PostgreSQL
Backend: TypeScript (NestJS)
Frontend: Angular (TypeScript)
What We Are Looking for:
A deep understanding of Bitcoin—ideally with experience building or integrating Bitcoin-related infrastructure
Strong experience in both backend and frontend development using modern frameworks and tools
Ability to work autonomously in a fast-paced, remote-first environment
Familiarity with non-custodial architecture and Lightning Network integrations is a plus
Clear communicator who values clean code, collaboration, and continuous improvement
About:
A Bitcoin-only organization focused on helping individuals exit the traditional financial system.
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Position Overview:
We are seeking a strategic and hands-on Chief Financial Officer (CFO) to lead the financial strategy and operations of our organization. The CFO will serve as a key member of the executive leadership team, providing insight and stewardship over budgeting, forecasting, financial planning and analysis, accounting, treasury, and risk management. This individual will play a critical role in driving sustainable growth, maintaining financial integrity, and enabling informed decision-making across the business.
Key Responsibilities:
Serve as a strategic partner to the CEO and executive team on financial and business decisions.
Lead all aspects of financial planning, budgeting, forecasting, and analysis.
Oversee internal and external financial reporting, compliance, and regulatory filings.
Manage cash flow, capital allocation, and banking relationships.
Lead risk management and internal controls, ensuring operational efficiency and accuracy.
Provide leadership to accounting, finance, and potentially HR and IT functions, depending on org structure.
Interface with the board of directors, investors, auditors, and external stakeholders.
Drive financial strategy for growth, M&A, capital raising, or restructuring as appropriate.
Qualifications:
Proven experience as CFO, VP of Finance, or similar executive leadership role.
Deep expertise in GAAP accounting, financial modeling, cash management, and strategic planning.
Demonstrated success in scaling operations or managing financial complexity in [insert relevant environment – e.g., nonprofit, private equity-backed, public sector, etc.].
Strong communication, leadership, and organizational skills.
Bachelor’s degree in Accounting, Finance, or related field (MBA or CPA strongly preferred).
Click Here to Apply
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.NET Developer
Location: [Indianapolis OR Remote ]
Employment Type: Full-time
Department: TechnologyOverview:
We are looking for a .NET Developer to join our engineering team to build and support scalable, high-performing applications. This role involves backend and full-stack development using C#, .NET Core, and modern frameworks. You’ll work closely with cross-functional teams to deliver reliable, maintainable software solutions that align with business goals.
Responsibilities:
Develop, test, and deploy web applications and APIs using C#, ASP.NET, and .NET Core.
Collaborate with product managers, designers, and engineers to define and implement new features.
Write clean, maintainable code that follows best practices and coding standards.
Troubleshoot and resolve application issues across development and production environments.
Participate in code reviews and contribute to continuous improvement efforts.
Ensure software is scalable, secure, and optimized for performance.
Qualifications:
3+ years of experience developing software with .NET technologies.
Strong command of C#, ASP.NET (MVC or Core), and REST API development.
Experience working with relational databases (SQL Server, PostgreSQL, or equivalent).
Familiarity with JavaScript and front-end frameworks (e.g., Angular, React) is a plus.
Working knowledge of Git and Agile development methodologies.
Preferred Experience:
Cloud development experience (especially with Azure).
ORM frameworks such as Entity Framework or Dapper.
Exposure to CI/CD tools and deployment pipelines.
Understanding of microservices and distributed systems.
Education:
Bachelor's degree in Computer Science or related field, or equivalent practical experience.
Click Here to Apply
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Job Description / Responsibilities
Lead the design and planning of business risk control platform products, iterating continuously to ensure project delivery while supporting risk strategies, algorithms, and operational business needs.
Coordinate and communicate with business teams, mobilize development and other resources, and drive continuous improvement of risk control mechanisms.
Participate in risk reviews, identify potential risks in business products based on company risk management requirements, and propose risk mitigation strategies.
Risk coverage includes, but is not limited to: marketing fraud prevention, account security, fund security, on-chain tracing analysis, and channel fraud prevention.
Requirements
Bachelor’s degree or above; 7+ years of experience in risk management or security products; experience delivering 0-1 large-scale projects is a plus.
Strong project management and execution skills; strong logical thinking with the ability to analyze and optimize business processes; capable of writing product requirement documents and creating prototypes.
Familiarity with common fraud techniques and mitigation methods, with the ability to elevate business risk awareness and controls.
Independent thinking in areas such as marketing fraud, account security, financial risk management, anti-money laundering compliance, and traffic/fraud control is preferred.
Apply here:
https://www.opensourcetalent.xyz/apply
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Founded by a team of innovators, traders, and compliance professionals, our mission is to bring digital assets to the mainstream through secure, regulated products. Our flagship ecosystem combines a compliant, security-first crypto exchange serving both retail and institutional clients, alongside a Debit Card that enables everyday spending and smooth bridging between fiat and digital assets, supported by core capabilities such as spot trading and yield generation products.
Role Overview
ABFinance is seeking a Chief Risk & Compliance Officer (CRCO) to lead our risk and compliance strategy in the U.S. market. This role will oversee the company’s risk and compliance framework while serving as the key liaison with regulators and external partners. The ideal candidate is a strategic and hands-on leader who can operate effectively in a fast-paced, early-stage environment.
Key Responsibilities
Define and lead ABFinance’s risk and compliance strategy aligned with U.S. regulatory requirements
Act as the primary point of contact with regulators, compliance partners, and external stakeholders
Build and maintain a scalable risk and compliance framework across fraud, trading, and platform risk
Oversee AML/KYC, sanctions, and related compliance programs in collaboration with internal and external teams
Partner with leadership, product, and operations teams to ensure compliant and efficient business execution
Establish strong governance, monitoring, and escalation mechanisms
Requirements
Proven experience in risk, compliance, or governance roles within fintech, crypto, or financial services
Strong understanding of U.S. regulatory frameworks (BSA/AML, sanctions, etc.)
Experience working with regulators or external compliance partners
Strong stakeholder management and communication skills
Ability to balance risk control with business growth in a fast-moving environment
Experience working in early-stage or scaling companies is preferred
Strong understanding of consumer protection regulations and compliance requirements (e.g., UDAAP, consumer disclosure, fair practices)
Hands-on experience in crypto exchanges, digital assets, or trading platforms is required
Apply here:
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Responsibilities
Bank + Crypto financial services exploration, product roadmap and project management
Define next-generation financial services at the intersection of US banking and crypto: bank-linked on/off-ramps, USD balance / payout / settlement products, salary, bill pay, and everyday money movement use cases
Translate market research and competitive analysis into clear product directions and execution plans
Operational Excellence
Continuously improve scalability, observability, and operational efficiency across US payment flows
Drive production readiness frameworks: sandbox testing, real-money validation, phased rollouts
Monitor success rates and failure patterns; establish ownership and closed-loop incident review processes
Risk, Compliance & Operations Collaboration
Work closely with Risk, Compliance, Legal, Engineering, and Operations to ensure alignment with US regulatory expectations (KYC, AML, reporting)
Ensure stable operations under real-world failure scenarios; lead closed-loop post-incident reviews
Requirements
3–6 years of product experience in US payments, banking, cross-border settlement, or fintech platforms
Experience in neobanks or traditional banking products, with solid understanding of clearing & settlement networks and banking integrations (e.g., payment networks, account systems, fund flows)
Ability to define product strategy, leverage digital banking advantages, and demonstrate proven experience in designing and successfully operating investment-related products (e.g., wealth management, yield accounts).
Strong sense of ownership; proactively identifies risks and drives decisions to full closure
Fluent English; capable of leading bank/vendor meetings and producing clear documentation
Apply here:https://www.opensourcetalent.xyz/apply
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Founded by a team of innovators, traders, and compliance professionals, our mission is to bring digital assets to the mainstream through secure, regulated products. Our flagship ecosystem combines a compliant, security-first crypto exchange serving both retail and institutional clients, alongside a Debit Card that enables everyday spending and smooth bridging between fiat and digital assets, supported by core capabilities such as spot trading and yield generation products.
Responsibilities
Platform & Infrastructure Design
Design and evolve reusable payment infrastructure: user account & bank linking, channel routing and fallback logic, refund & return management, error code and incident management frameworks
Define standardized APIs, robust state machines, and clear error handling and recovery paths
Own the integration lifecycle for third-party providers (banks, processors, PSPs) — from technical spec to production
US Banking & Payment Rails Integration
Evaluate, integrate, and optimize US payment rails including ACH (debit & credit), Wire (Fedwire / SWIFT), and US card networks
Owning the end-to-end integration lifecycle with banks and processors — covering payment routing, ledger & reconciliation, idempotency & callback handling, state machines, error code taxonomy, and retry strategies
Drive production readiness: sandbox testing, real-money validation, phased rollouts, and success rate / failure pattern monitoring
Requirements
3–6 years of product experience in payment platforms, infrastructure, or API-facing products
Strong grasp of bank/processor/PSP integrations; able to design standardized APIs, state machines, and error handling strategies
Comfortable working in the details with engineering: edge cases, failure modes, retry logic, idempotency
Experience with observability, incident management, and operational tooling is a plus
Strong sense of ownership; proactively identifies gaps and drives execution to full closure
Able to balance business growth, user experience, and regulatory constraints
Fluent English; capable of leading technical discussions and producing structured documentation
Apply here:
https://www.opensourcetalent.xyz/apply
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Founded by a team of innovators, traders, and compliance professionals, ABFinance's mission is to bring the emerging world of digital assets to everyone. Their flagship product is a secure, regulated crypto exchange building trading tools for both retail and institutional clients—including spot trading and yield generation products with a focus on compliance and security.
Role Overview
We are looking for an experienced Fraud Prevention Risk Lead to build and lead fraud risk strategy for our US market.
This role is critical to our launch readiness and will focus on ACH payments, retail fraud prevention, and regulatory-aligned risk controls. You will be responsible for designing, implementing, and continuously improving fraud detection and prevention systems, working closely with internal teams and external partners to ensure compliance with US regulations.
Key Responsibilities
1. US Payments Fraud Risk Strategy
Design and implement fraud prevention strategies for US payment rails, especially ACH
Identify and mitigate risks related to retail payments, account abuse, and transaction fraud
Build scalable fraud detection frameworks across onboarding, transactions, and withdrawals
2. Fraud Operations & Case Analysis
Analyze fraud cases, identify patterns, and reconstruct attack flows
Translate insights into actionable prevention rules, models, and operational processes
Optimize review workflows to improve efficiency and reduce false positives
3. Monitoring & Early Warning Systems
Build and manage fraud monitoring systems and early warning mechanisms
Track key metrics such as fraud rate, loss rate, detection accuracy, and operational efficiency
Continuously refine strategies based on data and evolving fraud trends
4. Compliance & Regulatory Alignment
Ensure fraud prevention processes align with US regulations (e.g. Regulation E)
Partner closely with Compliance, Legal, and Anchorage to implement compliant operational frameworks
Support audit and regulatory requirements related to fraud risk
5. Cross-Functional Collaboration
Work closely with Product, Engineering, Operations, and Compliance teams
Embed fraud controls into product design, user flows, and system architecture
Act as a key stakeholder in new product launches and feature rollouts
Requirements
5–10+ years of experience in fraud risk, payments risk, or financial risk management
Strong hands-on experience with US payment systems, especially ACH
Deep understanding of US retail fraud patterns and risk control methodologies
Familiarity with US regulatory frameworks (e.g. Regulation E)
Proven ability to design and implement fraud prevention strategies and systems
Strong analytical skills, with proficiency in tools such as SQL, Excel, or data platforms
Experience working in fintech, banking, or regulated financial environments
Excellent communication and cross-functional collaboration skills
Apply here:
https://www.opensourcetalent.xyz/apply
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Founded by a team of innovators, traders, and compliance professionals, our mission is to bring digital assets to the mainstream through secure, regulated products. Our flagship ecosystem combines a compliant, security-first crypto exchange serving both retail and institutional clients, alongside a Debit Card that enables everyday spending and smooth bridging between fiat and digital assets, supported by core capabilities such as spot trading and yield generation products.
About the RoleWe are looking for a Banking Service Operations Specialist to join ABFinance. This role serves as the operational backbone of our banking service offering, responsible for managing banking partner integrations, local payment connectivity, and overall service performance.
You will work at the intersection of operations, product, and business development, ensuring we deliver a stable, competitive, and scalable banking experience to our clients.
Key Responsibilities
1. Banking Operations & Partner Management
Manage day-to-day banking service operations, ensuring high availability and service quality
Lead integration and ongoing management of banking partners, with a focus on U.S. banking relationships
Oversee bank account services, utility banking, and clearing system integrations
Coordinate local payment method integrations (e.g., ACH and other regional payment rails)
2. Service Performance & Quality
Own operational performance metrics and service level targets
Monitor service stability, uptime, and client-facing quality indicators
Identify operational gaps and drive continuous improvement initiatives
Ensure a stable and competitively priced banking service experience
3. Market Intelligence & Product Competitiveness
Conduct competitor and market analysis to benchmark banking product offerings
Translate market insights into actionable product and operational improvements
Develop and execute strategies to enhance competitiveness and drive transaction volume
4. Business Development & Marketing Collaboration
Develop strategies to drive user acquisition and transaction growth
Collaborate with marketing teams on campaigns to improve engagement and adoption
Identify opportunities to expand the banking service user base
Requirements
Experience
3+ years of experience in banking, financial services operations, or product operations
Solid understanding of banking products, liquidity management, and compliance requirements
Familiarity with clearing systems, local payment methods (e.g., ACH), and banking integrations
Proven track record of strong operational performance and execution
Knowledge
Strong understanding of banking frameworks, liquidity structures, and regulatory requirements
Familiarity with the U.S. market and user engagement strategies
Data-driven mindset with the ability to use insights to guide decisions
Soft Skills
Strong cross-functional collaboration skills (especially with product and marketing teams)
Structured thinker with the ability to execute both operational and strategic initiatives
Fluent in English (written and spoken)
Comfortable working in a fast-paced, high-growth environment
Nice to Have
Experience in a crypto exchange or familiarity with crypto-related products
Understanding of crypto-fiat payment flows and digital asset banking infrastructure
Experience managing banking partnerships in the U.S. market
Apply here: https://www.opensourcetalent.xyz/apply
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We are looking for a high-impact Sales & Marketing Specialist (VIP Focus) to join ABFinance, responsible for driving VIP client growth, engagement, and retention. This role combines relationship management, revenue ownership, and market-facing execution, serving as a key bridge between VIP clients and the platform.
Responsibilities
Own and manage relationships with VIP clients, including high-frequency traders, HNW individuals, and institutional clients
Drive VIP client acquisition, activation, retention, and reactivation, with clear ownership of trading volume and revenue contribution
Act as the primary point of contact for VIP clients, ensuring high-quality support and timely resolution of issues
Identify client needs and trading behavior, and proactively design engagement strategies to increase activity and loyalty
Execute targeted sales and marketing initiatives for VIP segments, including campaigns, outreach, and personalized engagement plans
Gather in-depth client feedback and market insights, and translate them into actionable inputs for product, trading, and operations teams
Collaborate closely with product, marketing, and operations teams to improve user experience and optimize conversion and retention funnels
Build and maintain a strong network within the crypto trading ecosystem to source and onboard new VIP clients
Qualifications
3–6 years of relevant experience in VIP relationship management, sales, or client-facing roles within trading platforms, brokerages, or financial institutions
Strong understanding of trading products, market dynamics, and client behavior in crypto or financial markets
Demonstrated ability to drive client growth, retention, and revenue
Experience in executing targeted campaigns or growth initiatives is a plus
Existing network of high-value crypto traders or institutional clients is highly preferred
Excellent communication and relationship-building skills, with a strong sense of ownership and accountability
Ability to operate in a fast-paced, high-pressure environment with strong execution capabilities
Strong familiarity with English-speaking client segments and global communication standards
Apply here: https://www.opensourcetalent.xyz/apply
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Founded by a team of innovators, traders, and compliance professionals, ABFinance's mission is to bring the emerging world of digital assets to everyone. Their flagship product is a secure, regulated crypto exchange building trading tools for both retail and institutional clients—including spot trading and yield generation products with a focus on compliance and security.
SummaryThe Compliance Product Manager is responsible for designing, building, and optimizing technical solutions that
support regulatory compliance, risk management, and financial crime prevention. This role collaborates closely
with compliance and risk teams to implement systems for AML, KYC, transaction monitoring, and regulatory
reporting, while ensuring scalability, reliability, and performance of compliance infrastructure.
Key Responsibilities
Partner with Compliance and Risk teams to design, implement, and operationalize regulatory controls on new products and features.
Monitor upcoming U.S. legislative and regulatory developments and assess their impact on existing and planned products.
Interpret and apply evolving U.S. federal and state regulations (e.g., SEC, CFTC, FinCEN, BSA/AML, state money transmitter laws, consumer protection) to the company’s offerings.
Support training and knowledge-sharing initiatives to build product regulatory awareness across internal teams.
Lead detailed roadmap prioritization by balancing new features with technical debt.
Apply strategic thinking and market insights to ensure long-term product success.
Assist in preparing responses to regulatory inquiries, audits, and reporting requirements relevant to product operations.
Qualifications & Experience
Have proven experience in developing compliance systems for digital assets within FinCrime, AML, KYC, fraud, at a regulated retail financial services/exchange.
Have a deep understanding of financial crime regulations (AML/KYC/Sanctions) and compliance frameworks.
Have experience driving and managing complex projects across multiple teams, demonstrating exceptional leadership and problem-solving skills.
Are deeply invested in optimizing the end-user experience and leveraging it to create business value.
Have exceptional written and verbal communication skills, adept at conveying complex concepts clearly to diverse audiences, including both internal teams and external stakeholders.Item description
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