Java Developer

We are a San Francisco-based AI infrastructure company working with leading frontier AI labs to build post-training data and evaluation infrastructure for foundation models. We are hiring a Python Developer to create high-quality datasets, reinforcement learning environments, and benchmarking pipelines used to improve and evaluate state-of-the-art LLMs. This is a remote role with flexible working hours.

Responsibilities

* Create and curate datasets for LLM post-training (SFT, RLHF, RL, preference optimization).

* Build and maintain RL environments for agent evaluation.

* Develop Python tooling for dataset generation, validation, and transformation.

* Evaluate models on custom benchmarks and testing pipelines.

* Collaborate with research and engineering teams to deliver client-specific post-training datasets.

* Work with terminal-first development workflows and cloud infrastructure.

Required Skills

* Strong Python programming skills.

* Understanding of LLM fundamentals and post-training concepts (SFT, RLHF, RL).

* Experience working with structured data (JSON, CSV, YAML).

* Git, Linux/Unix command line, and solid software engineering fundamentals.

Good to Have

Experience with RAG, agentic AI systems, Hugging Face Transformers, LoRA/PEFT, LangChain or LlamaIndex, vector databases (FAISS, Qdrant, Milvus, Pinecone, Weaviate, ChromaDB), Docker, AWS/GCP, FastAPI/Flask, Bash, CLI tooling, model evaluation frameworks, benchmarking, and AI infrastructure.

Compensation

Base Salary: USD $1,250/month

Equity: ESOP/Equity package included.

Performance Bonuses: Up to USD $4,000/month (in addition to base salary).

Location

Remote (Worldwide)

Work Hours

Flexible, remote-first, asynchronous work environment.

How to Apply

Apply here: https://tally.so/r/wLReJG

Please complete the application form and submit the required details. Only shortlisted candidates will be contacted.

About the Role

We're seeking a skilled Java Developer with strong AWS cloud experience to join our

solution architecture team. You'll be building scalable backend systems, integrating diverse

enterprise platforms, and developing cloud-native solutions for clients across government,

agriculture, and manufacturing sectors.

Key Responsibilities

Application Development

• Design and develop robust Java-based backend services and APIs for enterprise

applications

• Build microservices architectures for cloud-native deployments on AWS

• Implement RESTful APIs and SOAP web services for enterprise integration

• Develop serverless applications using AWS Lambda and event-driven architectures

• Create data processing pipelines using AWS services

AWS Cloud Development

• Deploy and manage applications on AWS infrastructure (EC2, ECS, EKS)

• Implement serverless solutions using Lambda, API Gateway, and Step Functions

• Design and implement storage solutions using S3, EBS, and EFS

• Work with AWS databases (RDS, Aurora, DynamoDB)

• Implement messaging and queuing using SQS, SNS, and EventBridge

• Configure and manage application monitoring using CloudWatch

System Integration

• Design and implement integration solutions connecting disparate enterprise systems

• Build adapters and connectors for third-party APIs, legacy systems, and SaaS

platforms

• Implement enterprise integration patterns (message routing, transformation,

orchestration)

• Develop middleware solutions using AWS integration services

• Handle data synchronization, format transformations (XML, JSON, CSV), and

protocol conversions

Database & Performance

• Design and optimize database schemas for AWS RDS (PostgreSQL, MySQL) and

Aurora

• Write efficient SQL queries, stored procedures, and optimize database performance

• Implement caching strategies using AWS ElastiCache (Redis/Memcached)

• Configure database connection pooling and manage high-availability setups

• Troubleshoot database bottlenecks and resolve concurrency issues

Security & DevOps

• Implement AWS security best practices (IAM, Security Groups, KMS)

• Build CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy

• Configure application auto-scaling and load balancing

Quality & Best Practices

• Write clean, maintainable code following SOLID principles and design patterns

• Implement comprehensive unit and integration testing

• Participate in code reviews and technical design discussions

• Document technical specifications, API contracts, and AWS architecture diagrams

Required Skills & Experience

Core Java Expertise

• 3-5 years of hands-on Java development experience (Java 11+ preferred)

• Strong understanding of OOP concepts, data structures, and algorithms

• Experience with Spring Framework (Spring Boot, Spring MVC, Spring Data JPA)

• Proficiency in building RESTful and SOAP web services

AWS Cloud Experience (Must Have)

• 2+ years of hands-on AWS experience with production deployments

• Strong knowledge of core AWS services: EC2, S3, RDS, Lambda, API Gateway

• Experience with AWS networking: VPC, subnets, security groups, load balancers

• Understanding of AWS IAM, security best practices, and compliance

• Experience with AWS monitoring and logging (CloudWatch, X-Ray)

• Knowledge of AWS messaging services (SQS, SNS, EventBridge)

• Familiarity with AWS database services (RDS, Aurora, DynamoDB)

Integration Experience

• Experience with enterprise integration patterns and middleware solutions

• Knowledge of API design, development, and management

• Understanding of authentication/authorization mechanisms (OAuth2, JWT, SAML)

• Experience with data transformation and mapping frameworks

• Familiarity with integration protocols (HTTP/S, FTP/SFTP, SMTP, JMS)

Database Skills

• Strong SQL skills with relational databases (PostgreSQL, MySQL preferred)

• Experience with JPA/Hibernate ORM frameworks

• Understanding of database connection pooling and transaction management

• Knowledge of database migrations and versioning tools (Flyway/Liquibase)

Technical Stack

• Build tools: Maven or Gradle

• Version control: Git

• API documentation: Swagger/OpenAPI

• Testing frameworks: JUnit, Mockito, TestNG

• Containerization: Docker (experience with ECS/EKS is a plus)

Must have

• Proven usage of Agentic AI Tools in SDLC

Bonus Skills

• AWS Certifications (Developer)

• Experience with message brokers (Kafka, RabbitMQ, ActiveMQ, Amazon MSK)

• Kubernetes and container orchestration (EKS)

• AWS serverless application development (SAM, Serverless Framework)

• Experience with Apache Camel, MuleSoft, or other integration platforms

• CI/CD tools (Jenkins, GitLab CI, GitHub Actions, AWS CodePipeline)

• Knowledge React/Angular technologies for full-stack collaboration

• Experience with ERP/CRM systems integration

Desired Attributes

• Strong problem-solving and analytical thinking abilities

• Ability to design cloud-native architectures following AWS Well-Architected

Framework

• Good communication skills for interacting with clients and cross-functional teams

• Self-motivated with ability to work independently and in team environments

• Attention to detail and commitment to delivering quality solutions

• Cost-conscious approach to AWS resource utilization

Education

• Bachelor's or Master's degree in Computer Science, Information Technology, or

related field

• Equivalent practical experience will be considered

• AWS certifications are highly valued

Strong Java Backend Engineer.

Mandatory (Experience 1): Must have 5+ years of backend development with strong focus on Java (Spring / Spring Boot)

Mandatory (Experience 2): Must have been SDE-2 for at least 2.5 years

Mandatory (Tech skill 1) : Hands-on experience with RESTful APIs and microservices architecture

Mandatory (Tech skill 2): Strong understanding of distributed systems, multithreading, and async programming

Mandatory (Tech skill 3): Experience with relational and NoSQL databases

Mandatory (Tech skill 4) : Exposure to Kafka/RabbitMQ and Redis/Memcached

Mandatory (Tech skill 5): Experience with AWS / GCP / Azure, Docker, and Kubernetes

Mandatory (Tech skill 6) : Familiar with CI/CD pipelines and modern DevOps practices

Mandatory (Company): Product companies (B2B SAAS preferred)

Mandatory (Stability): Must have stayed for atleast 2 years with each of the previous companies

Mandatory (Education): B.Tech in computer science from Tier 1, Tier 2 colleges

JOB DESCRIPTION

• Has in-depth understanding of the full software development life cycle. Deep familiarity with data & business analysis, along with modern software design &development concepts encompassing a range of languages & platforms.
• Can work within an Agile team to ensure that all key technical requirements are identified, estimated, designed, implemented, and tested. 
• Can work on a collaborative cross-technology team where Java, APIs (services), PL/SQL interact with a range of business logic interfaces & systems. 
• Can own small to medium scale strategic initiatives/projects, enhances process standards and best practices, and supports issues during UAT/system rollout phases. 
• Understands business needs and priorities and provides thought leadership on potential solutions and the opportunities for technology to create positive impact on the business. 
• Has excellent analytical and problem-solving skills that are coupled with strong communication, anticipates issues, and deals with them proactively.
• Is team oriented, highly collaborative, works effectively to build strong long-term partnerships with stakeholders at all levels of the organization and across a variety of business and IT functions. 
• Self-sufficient and shows ability to lead, given the opportunity 
• Demonstrates a passion for technology innovation balanced with a pragmatic approach to developing and deploying solutions that best benefit the business.
• Nimble, adaptable, able to express ideas in meetings & design discussions, comfortable with ambiguity; course correct when circumstances change.

QUALIFICATIONS

• Bachelor of Engineering / 2-3 years of experience
• Willing to work on Testing

PRIMARY SKILLS

• Hands on experience with on Java 11 with Spring Cloud Microservices ecosystem(multi-threading, data structures, design patterns and OOP practices etc).
• Ability to Query Relational Databases like DB2, Sybase and Cloud data sources like snowflake.
• Spring, SOAP & REST Web Services with on XML/JSON based data.
• Experience with DevOps tools and Git.
• Test Driven development (TDD) and experience working in a disciplined development environment.
• Exposure to Azure Cloud experience is a plus.

GOOD TO HAVE SKILLS

• Business analysis – focused on investment management process and tools.
• Some experience into Automation Testing.

Your duties include

• Database development using T-SQL on MS SQL Server
• API Development using ASP.Net WEB API and C#
• R & D for available solutions and 3rd party API integrations
• Comparative Analysis of different approaches and finding optimal solutions
• Supporting existing applications in SQL, ASP.NET WEB API, C#, Angular or TypeScript

SKILLS

• Should have hands-on Experience in .NET Core, Asp.Net, MVC, Entity Framework, SQL Server with Good Communication skills.
• Use Microsoft technologies: C#, ASP.NET, SQL, MVC, and Microsoft Workflow to develop technical solutions to complex problems that require the regular use of ingenuity and creativity
• Design, code, test, debug and document software according to the functional requirements
• Develop, maintain and support programs/tools for internal and external clients
• Analyse, diagnose and resolve errors related to their applications
• Help define project plans requiring software development and hardware installations
• Provide technical and project management expertise across multiple areas of application development
• Investigate operational or systematic problems and user queries as required.
• If the candidate has experience in MVC / Angular / Azure / Xamarin, it would be an added advantage.

Education

Bachelor’s or Master’s degree in Computer engineering or relevant field
Students working towards their degree and with sufficient experience will be considered.
Qualifications-BCA, BE/B.Tech(Information Science/Technology (IS/IT)), MCA, ME/M.Tech(Information Science/Technology)

About us:

Siply helps underserved masses inculcate savings behaviour to build a more productive and financially secure country. Our Vision is to build the Digital Bank for 40 Crore Underserved Indians.

Company Link - https://siply.in/">https://siply.in/

About the Role:

This is the Senior role where you will build systems and infrastructure to enable seamless user experience across all our offerings in the space of Micro-Savings, Micro-Credit, Micro-Insurance, and associated Value-Added Services. You will power the user experiences on the App and translate complex technical issues into Business opportunities.

Responsibilities:

• Build the architecture for our Product platforms and take ownership for deliverables.
• Good Understanding of all stage of software development and also mentoring team.
• Design some of the most advanced & complex software systems / products in the industry.
• Determine technical feasibility of medium to low complexity features or solutions by evaluating problem, possible solutions and technology requirements.
• Exercise judgement in prioritizing tasks and selecting methods and techniques for obtaining solutions.
• Collaborate and work closely with Engineering, Product and Design team.

Requirements:

• 4 to 7 years of experience in software product development.
• Degree in Computer Science or related field from top tier universities is preferred.
• Excellent abstraction, coding and system design skills.
• Strong hands-on technology experience building and running large scale systems handling multi-million sessions/transactions per day.
• Strong experience in large scale Database systems like rdbms & NoSQL stores.
• Excellent programming skills in Java/GO/NodeJS and expertise in multi- threading and performance-oriented programming.

Join us to be a part of our Growth Journey!

Requirements :

• Minimum 5 years of experience working on Python Environment
• Knowledge of software development methodologies and being able to work on projects individually or as part of a team. should be able to work with AGILE methodology.
• Knowledge of relational databases, version control tools and other development tools.
• Strong interest in learning new skills/technologies and curiosity to explore various technologies
• Should have strong analytical skills
• Good communication.

Must Required Skills:

• Python 3
• should have worked on one or more major Python web frameworks.
• Working knowledge in selenium.
• Worked with APIs development, integration of third-party APIs
• Working knowledge of MySQL databases integration with Python Environment.

Job Description

POSITION                         -                  Tally Developer

QUALIFICATION              -                  Graduate

WORK EXPERIENCE        -                  3 - 5+ years

LOCATION                        -                  Gurgaon

Job Description:

• Candidate with minimum 3 to 5 years of strong experience in Tally Customization Development
• ERP9 TDL program development & implementation
• ERP9 Technical support
• Manage Tally Customization & Tally Integration requirements

Required Skills:

• Tally Definition Language, Excel, XML and Tally
• Tally Integration with other systems / database
• Good knowledge of Finance and accounting with commerce background.
• Good communication skills and customer handling experience
• Experience with other development languages (Asp.Net, MVC, HTML, SQL) is added advantage.