📌Backend Developer – Java, Spring & Kafka (Full-time Contract, Remote) Kick off your next career move with Launchpad! We're looking for a technically curious backend developer ready to make an impact in a collaborative, clean-code-driven environment. If you’re passionate about building scalable services, exploring domain-driven design, and working on distributed systems, this might be the opportunity for you.

🗓 Start date: August 2025📆 Contract type: Contractor, indefinite🌐 Work hours: Monday to Friday, 7.30 to 16.30 PST - 100% Remote

🛠️ What You’ll Be Doing

Designing and implementing backend services in Java and Spring Boot to power scalable, high-performing systems

Applying Hexagonal Architecture and clean code principles to ensure long-term maintainability and modularity

Building and consuming RESTful APIs, focusing on versioning and developer-friendly design

Integrating asynchronous processes using Apache Kafka in a distributed microservices architecture

Collaborating with infrastructure engineers to deploy services using Terraform on Microsoft Azure

Participating in code reviews and applying software craftsmanship in a team that values continuous learning

✅ What You Need to Succeed Must-haves

2–4 years of experience as a Java backend developer

Solid hands-on experience with the Spring Boot ecosystem (e.g., Spring Web, Spring Data JPA, Spring Security)

Proven ability to design, consume, and document RESTful APIs

Comfort working with relational databases such as MySQL or PostgreSQL

Confident writing and maintaining unit and integration tests

Experience working with Git and following modern version control workflows

Strong communication and collaboration skills in distributed teams

Nice-to-haves

Familiarity with Hexagonal Architecture (Ports & Adapters)

Experience applying Domain-Driven Design (DDD) and CQRS

Knowledge of Apache Kafka for event-driven architectures

Exposure to non-relational databases like Redis

Experience deploying services on Azure using Terraform

🧭 Our Recruitment Process Here’s what to expect from our candidate-friendly interview process:

Initial Interview – 60 minutes with our Talent Acquisition Specialist

Culture Fit – 30 minutes with our Team Engagement Manager

Technical Interview – 60 minutes with the Team and Hiring Manager, general overview of your expertise

Final Interview - 60 minutes with the Team and Hiring Manager, exploring your technical and problem-solving skills

🌟 Why Join Launchpad? We believe that great work starts with great people. At Launchpad, we offer:

💻 Fully remote work with hardware provided

🌎 Global team experience with clients in Northamerica

💸 Competitive USD compensation

📚 Training and learning stipends

🌴 Paid Time Off (vacation, personal, study)

🧘‍♂️ A culture that values autonomy, purpose, and human connection

✨ Ready to make your mark? Apply now and be part of something exciting.   

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BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our San Francisco office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Senior Software Engineer to join our Wallet Core Team and help us build an API -first platform for businesses and developers to launch crypto products. Responsibilities:

Design and build scalable, well abstracted, and robust APIs, libraries, and services to empower our API-first platform Own functionality and scalability features by taking responsibility from inception to deployment and customer integration Expose and document functionality to the UI, third-party developers, and our internal and external tooling Collaborate with cross-functional teams to define, design, and ship new features Write clean, maintainable, and efficient code Ensure the performance, quality, and responsiveness of applications Identify and correct bottlenecks and fix bugs Continuously discover, evaluate, and implement new technologies to maximize development efficiency Participate in code reviews and contribute to a culture of continuous improvement Work closely with product managers, designers, and other engineers to understand and refine product requirements Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We are looking for teammates who share and practice our values: open communication, transparency, taking ownership, and a high level of craftsmanship. We are looking for coworkers who share our vision and mission: deliver trust in digital assets.  Required:

At least 6 years of proven experience of back-end and server-side development Great at algorithm design, problem solving, and complexity analysis Strong experience with TypeScript, Node.js, Express, PostgreSQL and MongoDB Strong development experience with any of the JVM languages, preferably Kotlin or Java Strong experience with RESTful API design Experience with microservices and service-oriented architectures Experience with unit and functional testing and debugging Experience in Git/GitHub and branching methodologies, code review tools, CI tools, etc. Ability to move quickly and adjust course as needed in a fast-paced environment Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university Understanding of and strong interest in cryptocurrencies and blockchain

Preferred:

Experience developing consumer-facing crypto products Proven experience building public-facing APIs in a production environment Development experience building microservices in Spring framework Ability to work full-stack and familiarity with React  Experience working with clients and/or business partners Familiarity with any of the following: digital wallets, clearing and settlement, lending, trading, accounting systems, etc

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $165,000 - $210,000 USD base salary. Equity, an annual performance bonus and the benefits outlined below are also a part of this role's package.  Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing.

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About Zscaler Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Staff Software Engineer to join our ZDX team. Reporting to the Senior Manager, you'll be responsible for:

Leading the development of our large-scale distributed platform by leveraging Java technology stack, Streaming, event-driven architecture, and NoSQL databases Developing and implement best engineering practices to optimize team productivity and delivery timelines Discussing with product managers, UX designers, and other backend teams to understand requirements and translate the same into functional specifications

What We're Looking for (Minimum Qualifications)

7+ years experience in Core Java, Concurrency, Distributed Computing and Scalable web services Excellent communication skills with the ability to collaborate effectively with cross-functional teams Responsible for all stakeholder management including but not limited to business, product, and operations Experience using batch and stream processing frameworks like Spark/Kafka Streaming, Spring batch or equivalent Metrics-driven development experience and experience using metrics systems like Grafana, Prometheus, etc

What Will Make You Stand Out (Preferred Qualifications)

Ability to write code that can perform efficiently in a big data setup Experience with big-data technologies like Spark, Redshift, etc Strong knowledge of various DBMS systems including NoSQL architectures and design principles

LI-HYBRID

LI-SK3At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

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