Junior Software Engineer Application Platform Jobs

ABOUT THE ROLE You will be working on the Peloton Product Engineering team within the Connected Fitness organization, building the core software that powers the screens on our flagship hardware products. This includes developing the primary member-facing application that comes embedded on every Peloton Bike, Tread, and Row. You will get the opportunity to develop highly engaging, customer-facing features and shape the on-equipment software that delivers our best-in-class fitness experiences directly to our Members. YOUR DAILY IMPACT AT PELOTON As an Android Engineer, you will be responsible for iterating on the process, technology, and communication throughout your team. You will also have the responsibility to assist and grow the more mid/junior engineers around you. YOU BRING TO PELOTON Passion for building scalable and responsive customer-facing applications 4+ years of software development experience, 2+ years of Android development experience Solid experience interacting with REST APIs Solid understanding of Kotlin and Java Solid understanding of architecture patterns, namely MVVM and MVI Solid understanding of Android threading and processing Experience with profiling UI, memory, and threading in Android Ability to collaborate with UX and design teams on design execution feasibility Ability to effectively translate Product, UX, and UI requirements into code implementations Ability to accomplish complex engineering tasks independently Ability to manage complex cross-team coordinations and work closely with product owners Ability to evaluate and communicate different engineering solutions and trade-offs Ability to leverage AI-first coding tools, such as Claude Code B.S. in Computer Science or Engineering or equivalent years of work experience BONUS Have experience with automation testing, such as Espresso Have Github project(s) or contribute to open source communities Have continuous build experience in an Agile Environment Have experience using gRPC and GraphQL

The Infrastructure team builds the foundation we need to support our web and mobile applications, as well as our robust API. We build and operate the software that enables Asana's security, scalability, and speed. Each day, we combine industry best-practices and innovation to support this product-focused company. We're looking for a Junior Infrastructure Software Engineer (New Grad) with a growing passion for Site Reliability and Operability. You will work with a world-class team of engineers on deploying and operating existing systems, and building new ones for challenges that are unique to our problem space. You will have a unique opportunity to learn how to design, develop, and operate services that power Asana, working on projects that help define the future of our infrastructure and how we architect and operate critical services at scale. This role is based in our Reykjavik office with an office-centric hybrid schedule. The standard in-office days are Monday, Tuesday, and Thursday. Most Asanas have the option to work from home on Wednesdays. Working from home on Fridays depends on the type of work you do and the teams with which you partner. What You’ll Achieve Learn and Execute: Experience growth and development by being paired with a mentor who will support and guide you through opportunities to stretch and learn. Engineering Craftsmanship: Participate in Asana’s robust technical boot camps to learn our standards for high-quality, maintainable code. You will eventually own specific technical domains through our Areas of Responsibility (AoR) system. Build Foundations: Contribute to projects that define the future of infrastructure for Asana, learning how we architect and operate critical services at scale. Global Collaboration: Partner with other infrastructure teams in San Francisco, New York, and Warsaw to understand and contribute to our service-oriented architecture while navigating cross-timezone workflows. Tooling & Frameworks: Help develop framework

Healthcare is complex. We're here to change that. RVO Health is a health technology company on a mission to make health easier to navigate, more accessible, and more affordable for everyone. Here, you'll help over 40 million people every month, with a team that genuinely cares about the work and each other. AT A GLANCE The Senior Software Engineer is a crucial role within our organization, requiring work in various capacities and adaptation to different work arrangements based on the needs set by the business. Where You'll Be Location: Denver, CO | Hybrid We believe great collaboration happens when we're together, solving problems, learning from each other, and connecting as a team. That's why we're in our offices Tuesday through Thursday each week. You are welcome to work remotely Mondays and Fridays if you wish. Office Address: 1801 California St. Denver, CO 80202 What You’ll Do Lead the end-to-end design, development, and implementation of sophisticated software applications and systems aligned with business goals. Collaborate closely with stakeholders including product managers, designers, and other engineers to gather requirements and translate them into robust technical designs and solutions. Write high-quality, efficient, maintainable, and scalable code adhering to best practices and company standards. Debug, analyze, and resolve complex software defects and performance bottlenecks to ensure optimal system reliability and user experience. Conduct comprehensive testing and validation including unit, integration, and performance testing to guarantee software quality. Mentor and provide technical guidance to junior and mid-level engineers, fostering professional growth and knowledge sharing. Perform thorough code reviews to maintain high code quality, enforce coding standards, and promote best practices across the team. Continuously improve software development processes, tools, and methodol

Join the Vector Search team and help build a cutting-edge vector database on top of MongoDB. Our team is responsible for the syntax and implementation of MongoDB's $vectorSearch aggregation, which enables approximate nearest neighbor queries over high-dimensional vectors. We are a small team with a large and rapidly growing customer base, providing engineers an opportunity to make a highly-visible, broad impact. When scaling search to billions of vectors, performance is paramount. We're looking for engineers who enjoy solving complex and open-ended problems that directly impact users' performance. This role is based in San Francisco, CA with a hybrid work model. You would get to: Implement new features within MongoDB's $search and $vectorSearch aggregation operators Work cross-functionally with Product teams to define new query and index syntax Identify and address performance bottlenecks in filter queries and nearest neighbor search Have the opportunity to lead projects and own subsystems Perform code reviews with peers, review technical designs, and mentor junior developers Ideally you will be: 3+ years of experience working on large-scale backend systems Experience writing high-performance applications in Java or another JVM language A growth mindset and the desire to learn quickly through taking on challenges, reflecting on outcomes, and incorporating feedback Passionate about optimization, code quality, and problem solving Bonus: experienced with Apache Lucene, vector databases, or high-throughput web services Success Measures In 3 months you'll have a solid high-level understanding of what our team does and how we operate You'll have contributed to the development of an existing project and completed several small improvements or bug fixes In 6 months you'll be reviewing code and project designs, and be an active participant in team meetings In 12 months you'll have a thorough understanding of the systems our team owns and have led a small project. You'll have

MongoDB’s Replication Team builds the infrastructure that enables high availability, fault tolerance, automatic failover, and tunable consistency. As an engineer on the team, you will design and implement distributed-systems features that protect data and keep applications available under demanding operating conditions. You will work primarily in C++ on core database code, partner with engineers across MongoDB, and help shape features that are central to major MongoDB releases. This is an opportunity to apply distributed-systems fundamentals to a widely used database while solving challenging problems in correctness, performance, and operability. We're looking to speak with candidates based in New York City for our in-office working model. What you will do Design and implement replication features based on the Raft consensus protocol Improve failover behavior, availability, correctness, and performance across the replication system Write production-quality C++ and the unit, integration, and system tests needed to demonstrate correctness Use JavaScript and Python where appropriate to extend test coverage and validate end-to-end behavior Diagnose test failures, investigate bugs, and drive issues through root-cause analysis and resolution Measure the performance impact of code changes and prevent or resolve regressions Collaborate with partner engineering teams and stakeholders on large, cross-functional initiatives Investigate distributed-systems issues raised by customers and Technical Support, communicate findings clearly, and help deliver durable fixes Participate in code reviews, design reviews, and technical discussions that improve the quality of the team’s work Interview candidates and mentor junior engineers and interns What you bring Required At least five years of experience programming, debugging, and performance-tuning distributed or highly concurrent software systems Strong systems fundamentals, including multithreaded programming, concurrency, debugging,

Want to be a bswifter? At bswift we’ve been transforming benefits administration since 1996, making it simpler, smarter, and more human. Our state-of-the-art, cloud-based technology and services empower employees to understand, manage, and love their benefits. From downtown Chicago, and remotely across the country, we serve thousands of companies and millions of people nationwide, reducing administrative burdens and freeing HR teams to focus on creating thriving, people-first workplaces. We’re looking for motivated and goal-driven individuals who share our passion for delivering excellence and creating solutions that make a difference. The reward is a fun, flexible and creative environment with ample opportunity for professional and personal growth. If you love the bswift values of pursue excellence, embrace accountability, deliver superior service, and be a great place to work, we want to hear from you! About the Role We are looking for an AI Engineer II to design, build, and deploy cutting-edge generative AI applications , including agentic workflows and intelligent chat experiences , that transform how employees interact with their benefits. This role goes beyond individual contribution—you will own complex AI features end-to-end , influence architecture decisions around LLMs and agent systems , and mentor junior engineers . You will play a key role in bringing secure, scalable, and high-performance AI solutions to production using AWS cloud technologies. You will collaborate closely with software engineers, architects, product managers, and cross-functional teams to deliver seamless and impactful user experiences Key Responsibilities 1. Solution Design & Development Lead the design and development of scalable, secure, and high-performance applications . Architect robust backend systems and integrate them with frontend applications and third-party services. Drive technical decisions and participate in design reviews alongside senio

Location Details: Colombia, remote At GoDaddy, the future of work looks different for each team. Some teams work in the office full-time; others have a hybrid arrangement (they work remotely some days and in the office some days) , and some work entirely remotely.​ This is a remote position, so you’ll be working remotely from your home. You may occasionally visit a GoDaddy office to meet with your team for events or meetings. Join Our Team Join our Growth team, where you'll build intelligent agents that serve hundreds to thousands of customers in production. We're at the forefront of applying AI to solve real business problems at scale. You'll architect, deploy, and operate AI-powered systems in live environments, tackling challenges in reliability, scalability, and performance as we grow our AI footprint across GoDaddy. What you'll get to do... Design, build, and deploy production-ready AI agents using Node.js, integrating LLMs (e.g., OpenAI, Anthropic) into scalable backend services, and delivering AI-powered experiences through full-stack applications with React frontends. Architect and manage scalable cloud infrastructure on AWS or Azure to support AI workloads for thousands of users, including database design and end-to-end system ownership. Develop and optimize APIs that orchestrate AI agents, handle asynchronous processing, and manage complex workflows with a focus on performance, reliability, and observability in production environments. Work across the full stack and collaborate with cross-functional teams to define scalable, available, and maintainable technical solutions while reducing technical debt and strengthening engineering foundations. Mentor junior engineers on full-stack and AI best practices, and actively participate in on-call rotations, incident response, and post-mortems to ensure high operational standards. Your experience should include... 5+ years of experience building and scaling full-stack applications, with a strong focus on bac

Job Title: Full Stack Software Development Engineer II (SDE II) Team: Product Engineering Location: Bangalore, India Employment Type: Full-time About the Role As a Full Stack SDE II in Sigmoid's Product Engineering team, you will take ownership of building scalable, reliable, and user-centric web applications. You will collaborate closely with product managers, designers, and system architects to drive features from design to deployment, ensuring robust frontend performance, clean backend services, and efficient database architectures. Key Responsibilities Full Stack Development Design and build responsive, high-performance web interfaces using React, TypeScript, Tailwind CSS, and Shadcn UI, backed by reliable API services using Node.js or Python (FastAPI). Database & API Design Model, query, and optimize relational data structures in PostgreSQL. Design, build, and maintain clean RESTful APIs and microservices. Code Quality & Best Practices Apply SOLID principles, basic design patterns, and clean code principles to write maintainable, scalable, and self-documenting code. Testing & Quality Assurance Implement comprehensive test suites using Jest, React Testing Library, or backend testing frameworks (e.g., PyTest) to maintain high code coverage and prevent regressions. Agile Execution Actively participate in Agile ceremonies (sprints, stand-ups, retrospectives, and planning) to deliver quality code incrementally. Collaboration & Mentorship Partner with cross-functional teams and mentor junior engineers through constructive code reviews and technical guidance. Requirements & Qualifications Technical Skills Frontend 3–5 years of hands-on experience with React, TypeScript, Tailwind CSS, and modern UI component libraries like Shadcn UI. State & Data Fetching Experience with modern client-side state management and data-fetching libraries (TanStack Query, Zustand, or Redux Toolkit). Backend Strong expertise in server-side development using Node.js or

ABOUT THE ROLE Peloton is looking for a forward-thinking, adaptable, and hardworking IT Support Engineer with a diverse set of skills that can thrive in a challenging and rewarding environment. As a Support Engineer, you will work across the teams in our North America footprint to provide and support IT equipment and services. In this role, a premium is put on customer service and ultimately customer satisfaction by providing timely, accurate, and professional support. A successful candidate will excel in a fast-paced team environment, and possess excellent communication skills and professionalism, while having a high degree of proficiency over a large scope of IT software, hardware, and networking disciplines. This position is required on site 5 days a week. YOUR DAILY IMPACT AT PELOTON Mac/Windows/ChromeOS deployment and support User hardware/software/peripheral support LAN troubleshooting and support Systems administration Hardware procurement and asset management Creating and maintaining documentation Mentoring and handling escalations from junior and MSP(Managed Service Provider) technicians YOU BRING TO PELOTON 4+ years of hands-on IT Support experience Experience supporting Macintosh OS 10.15 or later Experience supporting Microsoft Windows 10 or better Understanding of networking concepts such as DNS, DHCP, Email, HTTP, SSL, OSI Model, and TCP/IP protocols and applications Proven skills in troubleshooting, deployment, and liquidation of hardware Proven ability to work successfully with limited sup

Python / Django Developer (Backend) K12 Techno Services • Bengaluru, Karnataka • via Cutshort ₹15L–₹20L a year Full–time Job description Designation: Python/Django Developer (Backend) Department: Software Engineering Team Location: Whitefield (Bangalore) Qualification: Any Computer (Graduate or Post Graduate) Experience: 3+ years of relevant experience in building functional and efficient server-side applications using Python/Django with 2+ years of relevant experience in working with RDBMS. Responsibilities: • Help design and implement functional requirements • Build efficient back-end features in Python • Integrate front-end components into applications • Manage testing and bug fixes • Prepare technical documentation • Collaborate with UX/UI designers to implement design into the code • Coach junior team members • Implement software enhancements and suggest improvements Skills Required: • Experience with Python frameworks (e.g. Django, Flask, FastAPI) • Familiarity with Amazon Web Services (AWS) cloud technologies • Excellent understanding of REST API Development and HTTP Methods • Understanding of databases and SQL • Good experience in working with RDBMS • Good understanding of computer science fundamentals - data structures, algorithms, memory management, performance. • Knowledge of web stack - javascript, html, web frameworks like React.js is a plus • Good understanding of Good Troubleshooting experience and exposure • Ability to work with Jr engineers, mentor, guide and help them • Enjoys coding and problem solving • Good communication skills. Ability to express ideas clearly and concisely • Familiarity with code versioning tools (such as Git, SVN, and Mercurial) Salary: Upto 21LPA (Negotiable) IMMEDIATE JOINING PREFERRED!

Python / Django Developer (Backend) K12 Techno Services • Bengaluru, Karnataka • via Cutshort ₹15L–₹20L a year Full–time Job description Designation: Python/Django Developer (Backend) Department: Software Engineering Team Location: Whitefield (Bangalore) Qualification: Any Computer (Graduate or Post Graduate) Experience: 3+ years of relevant experience in building functional and efficient server-side applications using Python/Django with 2+ years of relevant experience in working with RDBMS. Responsibilities: • Help design and implement functional requirements • Build efficient back-end features in Python • Integrate front-end components into applications • Manage testing and bug fixes • Prepare technical documentation • Collaborate with UX/UI designers to implement design into the code • Coach junior team members • Implement software enhancements and suggest improvements Skills Required: • Experience with Python frameworks (e.g. Django, Flask, FastAPI) • Familiarity with Amazon Web Services (AWS) cloud technologies • Excellent understanding of REST API Development and HTTP Methods • Understanding of databases and SQL • Good experience in working with RDBMS • Good understanding of computer science fundamentals - data structures, algorithms, memory management, performance. • Knowledge of web stack - javascript, html, web frameworks like React.js is a plus • Good understanding of Good Troubleshooting experience and exposure • Ability to work with Jr engineers, mentor, guide and help them • Enjoys coding and problem solving • Good communication skills. Ability to express ideas clearly and concisely • Familiarity with code versioning tools (such as Git, SVN, and Mercurial) Salary: Upto 21LPA (Negotiable) IMMEDIATE JOINING PREFERRED!

About BlockTech BlockTech is a fast-paced algorithmic trading firm facilitating global cryptocurrency derivatives and spot trading while expanding into new markets. As we continue to grow rapidly, we are looking for a Software Engineer to join our Core team amid our exciting scale-up phase! The role In this role, you will work on the systems that keep our trading operation accurate at every level, positions, PnL, instruments, hedging, and the data flowing between them. Across exchanges and asset classes, your work determines whether the numbers our traders and risk team rely on are correct. Own the books. Maintain and evolve our position, trade, and PnL systems so they remain accurate across every venue we operate on. Build the platform that supports trading. Design services that handle real-time exchange flow with the throughput and reliability on which our quoting and hedging depend. Own the data flows. Operate the public and private data pipelines that bring market prices, account state, and trade events into our systems in real time. Integrate new venues. Deliver exchange and prime-broker integrations end-to-end, protocol, account model, settlement, reconciliation, and surveillance. Model the instrument universe. Own the systems that describe every tradable instrument we trade, lifecycle, expiry, margin, RFQs, fast-path quoting, where both correctness and latency matter. Develop self-healing systems. Build the detection and repair flows that identify position discrepancies and correct them automatically. Build hedging infrastructure. Design and refine the gamma and delta hedging systems that our trading strategies depend on. Deliver reporting. Provide the data that internal stakeholders and regulators require, PnL breakdowns, trade surveillance, treasury accounting, and compliance. What we're looking for 1+ years of commercial working experience as a Software Engineer. We are looking for an engineer with breadth: someone comfortable moving between a Rust service

At Lyft, our purpose is to serve and connect. We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive. The Luxury team builds rich and creative features that set the standard for the ride sharing industry. We are looking for a motivated software engineer to join us building features for Black, Black SUV, and other upmarket modes where quality is uncompromising, where we work on balancing and growing these unique marketplaces within the wider Lyft ecosystem and influencing driver behavior to facilitate highest-quality rides. Ownership is a key quality for this team; this person should be driven to track a project to successful completion and beyond, taking initiative to work with other teams and functions to ensure the code they write reaches users and drives impact. You'll collaborate with engineering, product, data science, analytics, and operations on programs that empower us to iterate quickly, delighting our passengers and drivers. Preferred applicants intend to work regularly from our CDMX office, where team members collaborate together in person. Responsibilities: Help establish roadmap and architecture based on technology and understanding of customer needs Write well-crafted, well-tested, readable, maintainable code Participate in code reviews to ensure code quality and distribute knowledge Share your knowledge by giving brown bags, tech talks, and promoting appropriate tech and engineering best practices Can help lead large projects from idea to positive execution Unblock, support and communicate with internal partners to achieve results Experience: Engineering industry experience Experience with object-oriented programming Experience in distributed systems Experience working with databases, relational or NoSQL Write clear, scalable and clear design documentation Design, build and improve a set of team owned components Please submit your resume in English.

Experienced Embedded Software Engineer Company: The Boeing Company The Boeing Company has an exciting opportunity for an Experienced Embedded Software Engineer to support the ADaPS organization in Huntsville, AL. ADaPS (an organization of over 100 software engineers) supports programs across the entire portfolio of Boeing products including Space Launch Systems (SLS) Upper Stage, Satellite Efforts, and Advanced Missile Defense efforts including Patriot Advanced Capability (PAC3). ADaPS specializes in implementing rapid prototyping and development programs using small, adaptable agile teams. Position Responsibilities: Develops and maintains tactical software for the PAC3 RF Seeker system Develops, analyzes, and tests software requirements, algorithms, and designs Develops, maintains, executes, and documents software tests to verify software system requirements. Supports software project management Establishes and maintains a modern software development environment, with formalized processes for development, implementation, integration, testing, documenting, and deploying software changes Communicates technical content to stakeholders Develops and deploys processes and tools Tracks and evaluates software team and supplier performance to ensure product and process conformance to project plans and industry standards Performs software research and trade studies. Troubleshoots software issues Assists in leading and mentoring junior software engineers Security Clearance: This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.

Junior C++ Software Engineer - New York Hybrid - FreeWheel — NY - New York, 1407 Broadway Floor 12. Apply via Workday.